Genius 2793 manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Genius 2793. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Genius 2793 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Genius 2793 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Genius 2793, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Genius 2793 debe contener:
- información acerca de las especificaciones técnicas del dispositivo Genius 2793
- nombre de fabricante y año de fabricación del dispositivo Genius 2793
- condiciones de uso, configuración y mantenimiento del dispositivo Genius 2793
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Genius 2793 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Genius 2793 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Genius en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Genius 2793, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Genius 2793, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Genius 2793. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    Monitor Models: 1493 1793 1993 2093 2793 3693 S S E E R R V V I I C C E E M M A A N N U U A A L L Safety Isolating Transformer Models: ISO XFR-75W ISO XFR-100W[...]

  • Página 2

    COPYRIGHT 2002 CERONIX All rights reserved. © ® ISO 9001:1994 Certified through TÜV Management Service. Recognized under the Component Program of Underwriters Laboratories Inc., the Canadian Standards Association, and TÜV Product Service. Compliance to the following Standards: IEC 60950, CAN/CSA-C22.2 No. 60950-00, ANSI/UL 60950, CAN/CSA-C22.2 [...]

  • Página 3

    This manual is specifically written to aid the service technician, repairing CERONIX Models 1493, 1793, 1993, 2093, 2793, and 3693 color monitors. ABOUT THIS MANUAL The power supply trouble shooting section describes methods used to power up various monitor circuits, when there is a fault in the monitor, which disables the power supply. The appendi[...]

  • Página 4

    TABLE OF CONTENTS About This Manual............................................................................................................. Table of Contents................................................................................................................ CERONIX Monitor Simplified Block Diagram...................................[...]

  • Página 5

    Video Amplifier Circuit, Function, Description................................................................. Video Amplifier Circuit Description and Schematic......................................................... Video Board Power Supply and Arc Protect Schematic.................................................... CRT Auto Bias and Auto Brigh[...]

  • Página 6

    Monitor Simplified Block Diagram. This block diagram gives a broad view of the circuit organization of the 1493, 1793, 1993, 2093, 2793, and 3693 monitors. The blocks with the bold outline represent circuits which provide these monitors with a wide range of operating conditions without the need for adjustment. The video interface circuit can be pro[...]

  • Página 7

    ! FUSE 3A-T 75VA Apply power to the monitor and the drive electronics. Mains Power ISOLATION TRANSFORMER Attached to the monitor chassis. GREEN / YELLOW WIRE Installation Instructions For The XX93 Monitors. Unpack the monitor. Install the monitor in the enclosure. Refer to the installation instructions supplied by the system manufacturer for detail[...]

  • Página 8

    ! Instructions d´installation des écrans XX93. 1. Un fusible á fusion lente de 3 amp (pour le courant du champ magnétique d´adjustement) et un transformateur d´isolation de 75 VA sont le minimum requis pour utiliser nos écrans dans un produit. 2. Déballer l´écran. Se référer aux instructions d´installation foumies par le fabriquant du [...]

  • Página 9

    ! Installationsanweisungen für die XX93 Monitore. Schließen Sie den Monitor im Gehause an. Für Details, Folgen Sie den Installation-Anweisungen, Vom Lieferanten der Antriebelektronik. Prüfe daß die folgenden Drähte ordentlich verbunden sind; Grüne Draht vom CRT aquadag zum Video Schaltpult. A. B. D. C. 12 Leiter-Flachkabel vom Videoschaltpul[...]

  • Página 10

    5 INPUTS Standard Video Configurations, available, are: A. Positive Analog, DC Coupled. To Amp. Video Gnd .6mA Monitor Min. Typ. Max Video Source D-A 1. 75 Ω 75 Ω CERONIX XX93 Monitor Electrical Specification. Black level Saturated color 1.00V 1.02V 1.04V 0.00V 0.02V 0.04V 1.0V Video Black level Saturated color 0.75V 0.77V 0.79V .75V Video 0.00[...]

  • Página 11

    6 Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. The Sync signals may be of either polarity and separate or composite. 2. High input voltage Low input voltage Horizontal sync pulse Vertical sync pulse Horizontal frequencies: Vertical frequencies: 2.2V 3.5V 20V -2.7V .30V .80V 1.5uS 4.0uS 12uS 15.5KHz 15.7KHz 15.9KHz 65uS .5mS 1.5mS 61H[...]

  • Página 12

    7 Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. 9300°K 9300°K 9300°K 9300°K 6. Environmental Operating temperature Storage temperature Operating humidity Storage humidity 0° C 70° C 85° C -20° C 20% 80% 10% 95% CERONIX XX93 Monitor Electrical Specification. 4. Five Controls are located o[...]

  • Página 13

    8 CERONIX XX93 Monitor Electrical Specification. 7. Picture tube 1493-CGA/VGA/SVGA 1793-SVGA Inch Inch mm mm 13.2 335 16.1 409 11.1 281 12.9 328 8.3 211 9.6 245 .0110" .28mm .0098" .25mm Useful area Useful horizontal Useful vertical Useful diagonal Spacing of dot/line trios 90° 90° 57% 50% Deflection angle Light transmission Approximate[...]

  • Página 14

    The Beam Current Buffer converts the, high impedance low current, beam current signal into a low impedance voltage. This voltage is applied to the auto bias IC through a 200 ohm resistor. After the three lines of beam current are measured, the program pulse from the auto bias IC, produces a voltage drop across this 200 ohm resistor that equals the [...]

  • Página 15

    The aging of the picture tube (CRT) not only affects the balance of the cathode cutoff voltage, which is corrected by the auto bias circuit, but it also affects the gain of the CRT. The Auto Bright circuit actively corrects for CRT gain changes by sensing any common bias voltage change, from the auto bias circuit, and adjusts the screen voltage to [...]

  • Página 16

    H I J K 11 The CRT for the 1493, 1793 and 2093 monitors have a 90° deflection angle. The 1993 incorporates 100° while the 2793 CRT has 110° and the 3693 has 111° deflection angles. These picture tubes have integral implosion protection and a EHT of 25KV. Blanking i s accomplished by setting the gain of the interface IC to zero during blank time[...]

  • Página 17

    M N O 12 P The main function of the Flyback Transformer (FBT) is to generate a 25,000 volt (EHT) potential for the anode of the picture tube. This voltage times the beam current is the power that lights up the phosphor on the face of the picture tube. At 1.5mA beam current, for the 2793 monitor, the FBT is producing almost 38 watts of high voltage [...]

  • Página 18

    The Horizontal Size Control circuit has four inputs: Q 13 R S 1. H SIZE ----------- Horizontal raster size --------- Diode modulator 2. V SIZE ----------- Vertical raster size ------------- Vertical control 3. V RAS. POS. --- Vertical raster position ------- DC current to V. yoke 4. H POS ------------ Horizontal picture position -- H. sync delay 5.[...]

  • Página 19

    The Load consists primarily of the horizontal flyback circuit. The power supply will not operate without the load since the voltage that sustains the power supply comes from a secondary in the power transformer and depends on some primary current to generate secondary current. V W X The Over Voltage Protect circuit is built into the power supply an[...]

  • Página 20

    5 6 7 8 9 4 3 2 1 0 5 6 7 8 9 4 3 2 1 0 BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP AA 1,000uF 1 H. S. +12V GND I BEAM 1N4937 250V 1N4937 3.3nF 12 LM393 + 1/2 SCREEN + HORIZONTAL WIDTH CONTROL 510 Ω Posistor Inrush Current Limit 10.0K 12 2.7K 1N4148 10 AC VOLTS Peak to Peak TEST POINT ASS. REF. [...]

  • Página 21

    ABCD E F G H I J 2 3 4 5 6 7 ABCD E F G H I J 1 2 3 4 5 6 7 1 9 282 285 287 290 291 294 300 301 302 305 307 308 310 311 312 313 315 317 321 309 319 303 320 227 237 238 224 220 234 263 262 240 272 070 074 075 077 219 221 007 016 039 003 103 105 025 024 199 119 198 027 028 205 247 256 354 360 366 399 255 259 387 452 171A 442 443 439 518 436 147 38[...]

  • Página 22

    5 6 7 8 9 4 3 2 1 0 5 6 7 8 9 4 3 2 1 0 BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP AA BB CC DD EE FF GG HH II JJ KK LL MM NN OO PP AA 1,000uF 1 H. S. +12V GND I BEAM 1N4937 250V 1N4937 3.3nF 12 LM393 + 1/2 SCREEN + HORIZONTAL WIDTH CONTROL 510 Ω Posistor Inrush Current Limit 10.0K 12 2.7K 1N4148 10 AC VOLTS Peak to Peak TEST POINT ASS. REF. [...]

  • Página 23

    ABCD E F G H I J 2 3 4 5 6 7 ABCD E F G H I J 1 2 3 4 5 6 7 1 9 282 285 287 290 291 294 300 301 302 305 307 308 310 311 312 313 315 317 321 309 319 303 320 227 237 238 224 220 234 263 262 240 272 070 074 075 077 219 221 007 016 039 003 103 105 025 024 199 119 198 027 028 205 247 256 354 360 366 399 255 259 387 452 171A 442 443 439 518 436 147 38[...]

  • Página 24

    QQ RR SS 0 1 2 3 4 5 6 7 QQ RR SS TT UU VV WW WW VV UU TT YY XX ZZ 0 1 2 3 YY XX ZZ 4 5 6 7 4 Hs +16V +127fV +12V +120V Source 12 +12V DAG GND 5 .1uF Red Video Amplifier GND 560 Jumper GND +12V Green Video Amplifier 560 3 15 816 837 2SC 3467 K3 7 PN2907A 17 1.49K 40.2K 606 NE592 140 1370 18 1000pF FDH400 2SA 1370 11 0 8 5 SOT 5.62K +12V 16 PN2907A [...]

  • Página 25

    1 2 3 4 1 2 3 4 P N M L K P N M L K 1N4007 PCB, 800 H400 1N4007 1.8K 12 45 67 89 1 0 1 1 1 2 13 14 15 16 17 18 19 1 2 3 4 5 6 7 8 13 14 20 A64 942 3467 943 945 2.2nF, 2907 CA3224E, 927 LM324 1 2 3 4 5 6 7 8 9 10 11 22 21 20 19 18 17 16 15 14 13 12 3467 0 Ω , 821 3467 812 2907 824 2907 817 2907 0 Ω ,826 2907 1370 828 837 H400 1 2 3 4 5 6 7 8 9 1[...]

  • Página 26

    1 2 3 4 1 2 3 4 PN M L K PN M L K 1N4007 PCB, 800 H400 1N4007 1.8K 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 12 345 67 8 13 14 20 A64 942 3467 943 945 2.2nF, 2907 CA3224E, 927 LM324 12 345 67 89 1 0 1 1 22 21 20 19 18 17 16 15 14 13 12 3467 0 Ω , 821 3467 812 2907 824 2907 817 2907 0 Ω ,826 2907 1370 828 837 H400 1 2 3 4 5 6 7 8 9 10 11 13 [...]

  • Página 27

    Safety Critical Components for XX93 Monitors. X-radiation is produced by electrons colliding with the phosphor and shadow mask at the front of the picture tube. The X-radiation emanating from the front of the picture tube is highly reduced due to the shielding affect of the leaded glass face. It is also produced at the anode bulb contact. The X-rad[...]

  • Página 28

    102 CPC1027 D2 HH8 6,800pF ±5%, 100V, Film ! Sicherheit Kritische Bestandteile für Monitoren XX93. PRODUKTSICHERHEIT ANMERKUNG: Bestandteile gekennzeichnet durch das Symbol ! haben Sie die speziellen Eigenschaften, die zur Sicherheit wichtig sind. Wenn Sie irgendwelche dieser Bestandteile ersetzen, seien Sie sicher, die Teile zu benutzen, die in [...]

  • Página 29

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 45 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 30

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 46 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 31

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 47 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 32

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 48 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 33

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 49 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 34

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 50 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 35

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 51 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 36

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 52 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 37

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 53 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 38

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 54 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 39

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 55 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 40

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 56 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 41

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 57 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 42

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 58 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 43

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 59 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 44

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 60 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 45

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 61 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 46

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 62 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 47

    ∆ Bd.# Part No. Bd. Sch. Ref. Description A B C D E F G H I J K L M N O P Q R S T U V W X Com. PRICE CERONIX XX93 Monitor Part List 63 A CPA4233, 1493-CGA B CPA4235, 1493-CGA C CPA4200, 1493-VGA D CPA4252, 1493-SVGA E CPA4243, 1793-VGA H CPA4250, 1793-SVGA G CPA4247, 1793-SVGA I CPA4221, 1993-VGA J CPA4255, 1993-VGA K CPA4249, 1993-SVGA L CPA4256[...]

  • Página 48

    7.5V BIAS LINE MASTER GAIN & BLANKING +12V 200 Ω 3.6K 2 16 12 +ANALOG ENABLE RED VIDEO INPUT 2. POSITIVE GOING ANALOG MODE. MG 11 1 15.8K 15.8K 75.0 Ω 75 Ω C5346 RED channel shown 270 Ω 15KHz 0 Ω Saturated Color (.70V) Black Level (0V) VIDEO AMPS 7.5V BIAS LINE MASTER GAIN& BLANKING +12V 200 3.6K 2 3 16 12 RED VIDEO INPUT 1. NEGAT[...]

  • Página 49

    1.62K 604 Ω 1.21K 1.21K B o R o G o GAIN M + EN A IN B G IN R IN R R R G A - BL 4-7VDC 5-9Vpp 61,B4 Vs U Blanking & Beam Current Limit R VC 4 RED INPUT VC 3 GND 0VDC 56V 28,D3 Hs 6 5.6V to 1.1V, NEGATIVE ANALOG, DC COUPLED, VIDEO INTERFACE CIRCUIT DESCRIPTION. SOCKET BOARD 127V TC8 Feedback V Sync CRT Auto Bright Beam current Feedback Beam cu[...]

  • Página 50

    2.15K 2.15K 1.87K 1N4148 10 R VC 4 RED INPUT 11.5-12.5V VC 3 GND U B o R o G o GAIN M + EN A IN B G IN R IN R R R G A - BL 4-7VDC 5-9Vpp 62,B4 Vs 5 VC G GREEN INPUT 6 B VC BLUE INPUT 1.62K 15.8K GND +12V 261 293 260 244 245 076 604 Ω 1.21K 1.62K ST 2.7K 064 258 1.21K 288 271 278 286 1N4148 270 277 284 1N4148 268 276 4 TTL BL B GND Controls XRC534[...]

  • Página 51

    1N4148 10 R VC 4 RED INPUT VC 3 GND B o R o G o GAIN M + EN A IN B G IN R IN R R R G A - BL 5 VC G GREEN INPUT 6 B VC BLUE INPUT 288 271 278 286 1N4148 270 GND 277 284 1N4148 268 276 4 TTL BL B GND Controls XRC5346A R B 241 16 13 5 12 3 96 1 1 +12V 274 PN2222 275 272 GND 292 281 280 283 21 1 4 15 7 8 0 Ω 218 105 Ω 270 Ω 270 Ω .33uF 311 PN22[...]

  • Página 52

    1 14 Bias Control Line from Auto Bias IC +12V C5346 VIDEO INTERFACE 2SA1370 2SC3467 301 Ω K2 1.50K K34 3904 681 Ω K6 1.49K 40.2K K19 K9 5.62K 885 MPS2907 18 K14 + NE592 7 606 K7 Ω K11 945 16V +9.25V line K4 15 Ω B14 140 Ω K16 560 Ω K17 12.1K K15 120V 127V .015uF K1 K6 836 Ω K10 OUTPUT 2N VIDEO AMPLIFIER CIRCUIT, FUNCTION, DESCRIPTION.[...]

  • Página 53

    PART OF AUTO BIAS 17 1.49K B14 1.0K 40.2K 606 NE592 .1uF 140 1370 18 FDH400 2SA 1370 1 3 12 14 10 7 8 5 SOT Blue Video Amplifier 5.62K +12V GND 16 MPS2907 2SA 560 301 18 3 21 0 12.1K 15 K14 K15 K16 K17 K19 K8 K11 1.62K K1 K7 K9 GND BIAS CONTROL LINE 950 951 934 1nF 956 958 954 2.2K 180 205 .015uF 15 2SC 3467 3.32K 19 20 K18 K5 K12 K3 885 953 943 6 [...]

  • Página 54

    From MAIN PCB +12V +127fV +120V Source +16V FIL. 870 872 Grid Pulse Vs -23 to -27Vdc 10V p-p 95uS 874 1.87K 1N4937 847 857 + 876 100K FDH400 FIL. +12V +16V +127V TC 8 TC 1 TC 4 GND TC 2 TC 11 TC 12 Fil. GND 868 GND 1N4005 848 1uF 846 50V FIL. +120V 150 875 1/2W cc Ω .1uF 816 .1uF 801 30 Ω 859 860 962 0 Ω -16V to-25V 12 DAG GND 5 EHT 8 6 11 97[...]

  • Página 55

    The auto bias circuit performs all of its sensing and bias corrections during the sixteenth to the twenty first horizontal cycle, after the vertical sync pulse. Before the sixteenth cycle, the SW in the auto bias IC is open ( SW in "C" position). If the CRT cathode is too far into cutoff, less beam current flows at the grid pulse time. Th[...]

  • Página 56

    Vertical Osc. O/S, LA7851 pin 16 16H Dly. 1N4148 028 379 PN2222 384 389 0 Ω +12 V 098 383 CS=.45" Retrace Boost GND CS=.74 22K 200K 62K 510 Ω 006 0 Ω 100A 4 7 100 PN2222 6.8K 099 3 1 2 P 091 4H Dly. 1N4148 025 8H Dly. 1N4148 027 381 15.8K Autobias Delay .1uF Q1 Vdd Vss CD4024 Q2 Q3 Q4 Q5 Q6 Q7 KL NC CL 12 11 9 6 5 4 1 2 8,10,13 14 7 3 20[...]

  • Página 57

    Vs 2.2 to 2.7Vdc 4.2Vp-p 360uS Vs 7.8 to 8.8Vdc 8.4Vp-p 95uS 68.1K C1 LM324 1/4 LM324 1/4 LM324 1/4 +12V Line 100K R G B 3.3K 909 Vs 9 to 10Vdc 9.6Vp-p 95uS 2.7K 884 888 TC 10 1N4148 8 + AUTO BIAS CIRCUIT 11 13 9 10 12 14 15 7 6 5 4 16 17 18 19 1 2 32 0 21 22 GND Vcc Blue Blue GND CA3224E AUTO BIAS IC +10V .047uF .047uF .047uF .1uF .1uF .1uF 891 22[...]

  • Página 58

    +24V SYNC VIDEO GAME CRT H V VERTICAL CONTROL OSCILLATOR VERTICAL CONTROL & HORIZONTAL H. H. REMOTE CONTROLS HORIZONTAL Size Control DIODE Modulator FBT LOAD ISOLATION Transformer DOUBLER VOLTAGE SWITCHING REGULATOR Raw DC 320V +52V to +129V -200V Driver Output 3 Interface DY DY H s V LA7851 I. V. Feedback K H s H. Pos. V. Size & V. Ras. Po[...]

  • Página 59

    +2.5V + Video Amp. +7.5V +12V One of three input circuits. C5346 +12V FLYBACK PULSE SIGNAL CONDITIONING CIRCUIT 072 PN2222 MASTER GAIN HORIZONTAL BLANKING 207 .047uF 253 1N4148 + 5 LM393 1/2 7 6 + LM393 1/2 1 VERTICAL BLANKING 2 +2.5V D +6V BEAM CURRENT LIMITER beam current From FBT Total To CRT VIDEO INTERFACE 200 Ω 3.6K 1K 485 062 1K 10uF 014 M[...]

  • Página 60

    BLANKING, MASTER GAIN, AND FAULT CIRCUIT DESCRIPTION. 76 Horizontal blanking ( ) is added to the gain line by transistors 072 . This transistor pulls down on the gain line when the flyback pulse is high. Capacitor 081 is charged by diode 080 and resistor 093 such that, as soon as the flyback pulse starts going positive the NPN transistor 072 turns [...]

  • Página 61

    LM393 + 1/2 HORIZONTAL BLANKING 0VDC 56Vpp 62,D6 Hs 4.5-5.3V 5Vpp 16,E5 Vs 2-3VDC 4Vpp 63,C4 Vs +12V PN2222 .047uF 1 3 VERTICAL GND 368 1.8K 1N4937 078 080 093 270 Ω 081 072 248 252 253 250 211 210 6.8K 251 6.8K 1.8K 207 208 1K 1.8K GND 1N4148 7 5 6 4 8 2 MPS2907 212 2.3- 2.7V 0 Ω BLANKING 4-7VDC 4-9Vpp 61,B4 Hs 077 0 Ω LM393 + 1/2 From auto [...]

  • Página 62

    GND 47nF Interlace (15KHz) 254 10uF 259 + 254 PN2222 257 100K 247 33K 256 200K .047uF 318 355 1/4 LM339 13 11 10 + 356 3.92K 1.5-2VDC 59,D6 357 .05VDC 7V pp 60,C5 Vs,Hs 255 246 200K 1K 358 H s 355 355 Horizontal Sync 2 VC 1 Vertical Sync 322 6.8K 6.8K GND V s 270 Ω 270 Ω 1.8K 1.8K 270 Ω 331 325 326 330 1/4 LM339 1/4 LM339 327 22K 323 2 4 5 1 [...]

  • Página 63

    LA7851 Vertical Oscillator Vertical Sync LA7838 One Shot Clamp 5V Current Source 401 1uF Retrace Booster 385 Vertical Yolk + 390 393 392 391 388 Linearity Fine Tuning Vertical 403 375 6V +23V to +27V Vertical Size Ramp Control Circuit 46 7 12 13 9 2 +6V 449 SIMPLIFIED VERTICAL DEFLECTION CIRCUIT Current Feedback Voltage Feedback Drive Output VERTIC[...]

  • Página 64

    RC4 483 482 486 500 Ω 750 Ω 1K Vertical Raster Position Vertical Size RC8 RC6 RC3 Remote Control Board .1-.3VCD 3.8Vpp 17,E5 Vs 4-6VDC 2.8Vpp 18,D5 Vs 5.5-6.5V 1.4Vpp 23,F4 Vs GND 18 17 GND 410 VERT. OSC. ± SYNC INPUT VERTICAL VERTICAL OSCILLATOR OSC. O/S HEAT SINK 378 362 365K 414 .01uF 361 127K 12 3 4 567 8 9 1 0 +12V Ramp Gen. Slope out Ver[...]

  • Página 65

    2SC3467 390 Ω , 2W 1N4148 1N4148 4.5-5.3V 5Vpp 16,E5 Vs 16 14 15 GND 370 22K V. Ref. GND 408 15.8K 11 12 13 GND Boost Vert. Out Thermal Protection 1N4005 397 .1uF 395 0 Ω 404 407 372 371 200K 200K PN2222 373 PN2222 411 Vertical Linearity Circuit 382 406 405 DECREASES TOP AND BOTTOM VERT. SIZE. I MPS2907 413 200K 412 200K H INCREASES TOP AND BOT[...]

  • Página 66

    HORIZONTAL DEFLECTION CIRCUIT DESCRIPTION. 3,300pF-38KHz 12 2.7K 1uF + -.2VDC 1.5Vpp 04,E6 Hs 7.3-8.7V 4Vpp 02,D6 Hs 7.3-8.7V 4Vpp 03,D6 Vs 3-4VDC 1.4Vpp 05,E6 Hs 2.4-3.4VDC 06,E6 0Vpp 1 6 4 5 2 3 GND 1 18 10K 1uF + 45K 8.8K 22K 12K 0 Ω 202 I2 I3 I12 I7 344 347 I6 GND 6,10 9 25K I5 350 351 2 7 8 6.8K I13 BIAS MULTIPLIER Horizontal SYNC INPUT POSI[...]

  • Página 67

    HORIZONTAL DEFLECTION SCHEMATIC. 5.5-6.3V 3.6Vpp 08,E6 Hs 3-7VDC .2Vpp 07,E6 Hs 5-6VDC 7Vpp Hs 09,E6 +800Hz 680 Ω 9 10 7 8 I10 13 14 15 16 DISCHARGE HORIZONTAL OSCILLATOR H. V+ 9.31K 1K 33K .01uF I8 I9 345 346 415 LA7851 H.Fo ADJ. 17 +200Hz +400Hz F G 340 Ω 170 Ω E I14 I15 I16 10.8-12V 10, E6 Horizontal Transformer I11 343 2.2nF 100 Ω 19 20[...]

  • Página 68

    The diode modulator controls the horizontal yoke current which affects the horizontal size. This is accomplished by the diode forward current. In effect, the diode shorts out the horizontal width coil to the extent of the diode forward current during the previous horizontal trace time. The current used to control the diode forward current comes fro[...]

  • Página 69

    Hs 107V or 127VDC 120Vpp 32,F6 H Size 250Vpp Min. Max. 5.6-6.2VDC 1-1.7V 34,B2 Vs 5.6-6.2VDC 2-3.6Vpp 33,B2 Vs Hs 4VDC 30Vpp 35,H7 H Size 20VDC 200Vpp Min. Max. 4-19VDC 27Vpp 36,J7 Hs Vs 4VDC 11V pp 37,I6 H Size 20VDC 15V pp Min. Max. 2-2.5 VDC 4.4Vpp 39,B3 Hs 0.8-7 VDC 12Vpp 38,J7 Hs 049 049 HS +12V 6 28.0K .01uF 50uH 12.1K 5 7 510 Ω 2.7K 1N4937[...]

  • Página 70

    1/2W, CC 470 Ω .33uF 500 1N4007 507 2,200pF 512 509 2SC3467 505 36K 511 2.2M Ω 510 2.2M Ω 514 200K Ω 503 191K 504 1.00M Ω 501 1K Ω GND V+ 1KV 515 330pF 518 CPT1556 12 3 4 500V 502 0 Ω SCREEN 12-18V DC 50Vpp 29,F6 Vs EHT 10 GND Filament 1 332 433 453 8 7 5 4 3 2 FLYBACK TRANSFORMER 2 1 3 4 V- Horizontal Drive 434 1.2 Ω 435 1N4007 9 N[...]

  • Página 71

    91 01 1 1 2 1 3 Retrace Booster GND Boost Drive Vert. Out Thermal Protection LA7838 Vertical Deflection 377 603 601 607 4.7 Ω 610 3.3 Ω 608 4.7 Ω 609 606 602 380 470uF 605 1.2 Ω 604 611 FR205 TIP31A +24V + TIP31A TIP32A FR205 382 1N4007 8 +24V 605 604 607 606 609 608 610 611 E C B Vertical Amp. PCB PNP NPN NPN 601 602 603 612, LA7838 CPB161[...]

  • Página 72

    AC line User supplied Isolation Transformer V- GND +52V to +127V + + LOAD H Dy & EHT VIDEO 142 SECONDARIES 136 166 137 V REF. Error Amp. Comp. OSC. ENABLE DRIVER 115 C5184 (-200V) FET V- FLYBACK DIODE GND Res. + V+ SIMPLIFIED POWER SUPPLY CIRCUIT, FUNCTION, DESCRIPTION. The switching regulator includes the power FET 136 which passes current fro[...]

  • Página 73

    The regulator IC has a built in reference voltage which is used by the error amplifier to set and hold the V+ constant. Solder connections on the J PRA are used to adjust V+ in steps of ±1.5V. The FET drive circuit avoids this problem by sensing flyback diode conduction. If the flyback diode conduction is sensed, the low current start mode is sele[...]

  • Página 74

    The FET 136 works together with the transformer 166 to provide a low resistance current path from V- to GND. This low resistance coupled with no large voltage times current products is what makes the power supply efficient. Resistor 137 provides a means for sensing the FET current. In the low current mode, it is used to set the 300mA current and in[...]

  • Página 75

    1N4937 1N5954B 1N4937 3.3nF 510 Ω D 27 5 .1-.5VDC .5-.8VDC 3-4VDC 3Vpp 47,D2 0VDC 27Vpp 57,F1 Hs 1-4VDC 12Vpp 50,E2 0.1VDC 1Vpp 51,F1 3-5VDC 5Vpp 52,F1 No DVM 300 Vpp 40,G1 0 Ω 198A 100uF 12 10 193K 12 4.67K 13 5.7-6.3VDC 16.3-19VDC OUTPUT 1 2 4 3 15 16 14 5 6 7 8 11 10 9 V- +7.5V REF. XRC5184 Osc. Rx Cx Current SENSE DRIVE CONTROL & FAULT [...]

  • Página 76

    Equipment Setup For Repairing The Model XX93 Monitor. +17.1 DVM OSCILLOSCOPE ISOLATED DUAL 1A DC POWER SUPPLY CERONIX Model XX93 115 VAC Test Generator or Signal Source TRANSFORMER VARIABLE 1-4VDC 12Vpp 50,E2 No DVM 320 Vpp 40,G1 0 to 30V 0 to 30V ISOLATION TRANSFORMER Represents the XX93 board part number. The parts list gives the CERONIX PART NUM[...]

  • Página 77

    +17.1 DVM 115 VAC 1-4VDC 12Vpp 50,E2 No DVM 320 Vpp 40,G1 0 to 30V 0 to 30V { { { No. LTR.No. X X X-Y VDC X- Y V WAVEFORM X-Y VDC TP-REF. Vp-p Sync. No LTR.No . X-Y VDC X- Y V X-Y VDC TP-REF. Vp-p Wellenform X X Sync. { Hs - 5uS/div. Vs - 2mS/div. Ausrüstung Gegründet Für Die Reparatur Des Monitors Des Modells XX93. OSZILLOGRAPH LOKALISIERUNG TR[...]

  • Página 78

    SAFETY FIRST; Use only one hand when working on a powered up monitor to avoid electrical shock. POWER SUPPLY, TROUBLE SHOOTING TIPS. If the V+ crowbar zener 181 is shorted, a fault exists in the power supply which permitted the V+ line to exceed +160V. First replace the zener. Never operate the monitor without the crowbar zener installed. Then read[...]

  • Página 79

    Trouble Shooting Handbook The information that is written in this handbook is to help repair XX93 Monitors. Color problems. No video with power. No V-H sync. No power. 1. 2. 3. 4. Color Problems. Here is a guideline in which this handbook will follow: When there is a missing color and the lines are white the problem lies in the video interface sect[...]

  • Página 80

    Problem Probable Solution No Picture. Tests 1. 2. 3. 4. 5. The vertical booster pulse supplies part of vertical sync to the auto bias IC 927 . With no sync to pin 8 of 927 , vertical blanking is not reset. Note; Blanking should be > 5V. Measure blanking voltage on jumper 215 . If .6V to 1V check vertical output for waveform. 215 Check that the m[...]

  • Página 81

    169 , 181 . Problem Probable Solution Retrace Lines . Tests 1. 2. 3. If any of the voltages are not in the listed voltage range, replace IC 927 . Measure voltage, auto bias IC 927 pins 2, 4, & 6 for 5.5V to 6.5V. 927 Also measure voltage, pins 3, 5, & 7 for 1.1V to 2.7V 927 Measure voltage, LM324 920 pin 5. Should be less than 4.5V. 920 If [...]

  • Página 82

    .033uF, 854 1N4005 1N4005 62K,852 G2 GREEN 10 11 13 14 15 16 17 18 19 20 GAPS GND BLUE FIL. FIL. RED G1 903 0 Ω , 904 10uF 1K 855 100K, CF RED 853 0 Ω , 898 0 Ω , 896 0 Ω , 897 .015uF 901 0 Ω , 902 10uF 895 H400 899 906 + 7 6 5 8 9 10 11 12 1 5 6 7 8 9 10 11 12 2.2nF,889 470 Ω , CF 905 1N4005 205 Ω 62K,912 CRT 877 900 470 Ω , CF 250[...]

  • Página 83

    .033uF, 854 1N4005 1N4005 62K,852 G2 GREEN 10 11 13 14 15 16 17 18 19 20 GAPS GND BLUE FIL. FIL. RED G1 903 0 Ω , 904 10uF 1K 855 100K, CF RED 853 0 Ω , 898 0 Ω , 896 0 Ω , 897 .015uF 901 0 Ω , 902 10uF 895 H400 899 906 + 7 6 5 8 9 10 11 12 1 5 6 7 8 9 10 11 12 2.2nF,889 470 Ω , CF 905 1N4005 205 Ω 62K,912 CRT 877 900 470 Ω , CF 250[...]

  • Página 84

    SETUP AND CONVERGENCE PROCEDURE CAUTION: To avoid electrical shock, take care not to touch the yoke conductors or push against the anode cap. Use a knife to brake free the magnetic rings on the yoke, which are usually locked with red varnish. Bring the adjustment tabs on each pair of magnetic rings in line for the starting point. 1. Loosen the yoke[...]

  • Página 85

    1. 2. 3. 4. 5. 6. 7. 10. 11. 8. 12. 9. SETUP UND KONVERGENZ PROZEDUR Benutzen Sie eine scharfes Messer, um die magnetischen Ringe auf dem Joch frei zu bremsen, die normalerweise mit rotem Lack gesperrt werden. Holen Sie die Justagetabulatoren auf jedem Paar magnetischen Ringen in der Zeile für den Ausgangspunkt. Schließen Sie einen Testgenerator [...]

  • Página 86

    CERONIX, INC. 13350 New Airport Road Auburn, California 95602-7419 REPLACEMENT PARTS PURCHASE ORDER FORM CERONIX Part No. Description Price Quantity 1 2 3 4 5 6 7 8 9 10 11 12 BILL TO STREET & N0. CITY STATE ZIP SHIP TO STREET & N0. CITY STATE ZIP Phone No. Shipping Information Comments Date Purchase Order No. Name Requisition No. Fax No. T[...]

  • Página 87

    DEGAUSSING COIL ATTACHMENT SPECIFICATION. For The Model 1493 Video Monitor . Use degaussing coil part number CPS1766. With the degaussing coil leads centered on the bottom of the CRT, FORM THE COIL to avoid the remote control board. ATTACH THE GROUNDING STRAP FIRST. INSTALL A WIRE TIE through the top hole in the left CRT ear. INSTALL A WIRE TIE thr[...]

  • Página 88

    Degaussing Coil & Grounding Strap Attachment Specification. For The Model 1793, 1993, 2093 Video Monitor. Yoke Connector. Plugs in main board left side of flyback transformer. Degaussing coil Connector Plugs in main board left side of fuse. Ground Connector. Attach to CRT socket board. 1. The first item to attach to the picture tube is the grou[...]

  • Página 89

    Degaussing coil Connector Plugs in main board left side of fuse. Degaussing Coil & Grounding Strap Attachment Specification. For The Model 2793 and 3693 Video Monitor. Blue Red Brown Yellow Yoke Connector. Plugs in main board left side of flyback transformer. Ground Connector. Attach to CRT socket board. 1. The first item to attach to the pictu[...]

  • Página 90

    Highpot, For Shock Hazards, Circuit Description. For the models 1493,1793, 1993, 2093, 2793, and 3693 video monitors. The MONITOR is connected to the enclosure ground via the signal cable, monitor support hardware, and the protective earth ground wire. AC line GROUND All the large accessible metal parts are connected to ground. Isolation Transforme[...]

  • Página 91

    Highpot, Für Schock Gefahren, StromkreisBeschreibung. Für die Modelle 1493,1793,1993,2093,2793, und 3693 videomonitoren. Maschine, in der der Monitor benutzt wird. Der MONITOR wird an den Einschließung Erden über das Signalkabel, Monitor Stütze Hardware und den schützende Erde Erdungsdraht angeschlossen. Der Chassiserden muß an die Masse Erd[...]

  • Página 92

    Wire Routing Instructions. Attach the protective earth , green / yellow, ground wire . Fold remote cable to clear CRT and add wire tie. Rout yoke wires over CRT neck. Shorten EHT wire and add wire tie. Shorten focus wire and add wire tie. Rout G2 wire aroun d CRT socket, shorte n with loop, and add wire tie. Plug in video board. Fold video flat cab[...]

  • Página 93

    23456789 1 0 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 1 4.67K J14 J6 J7 J17 J9 J10 J11 J1 2 J8 J2 J4 J3 J1 J13 J5 130 Ω Ω Ω Ω J15 J16 J18 POWER SUPPLY RESISTOR ARRAY. "J" P/N CPR0501 JC JD JA JB V- 1/2 Raw DC 17V V- i Sense FET Source +17V V- O.V.P. LOAD D 142 + Comp. D 142 - Comp. V- V+ V+ SENSE V+ Adj. E. AMP. -FB CAP. E. Amp Output [...]

  • Página 94

    110 Precision Resistor Arrays (PRAs). P/N CPR0510 Video Amplifier Resistor Array "K Film" K B C E 1234 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 10 11 12 13 14 8 9 NPN E NE592 Output B NPN 9.25V LINE GND VIDEO INPUT AUTO BIAS 127V LINE PNP E CAP. PNP B DIODE PNP B PNP E PNP C AMP Output K2 1.62K K7 K6 K3A K21 K1 100 Ω K4 15 Ω K12 K20 K5 K[...]

  • Página 95

    111 Precision Resistor Arrays (PRAs). P/N CPR0511 Video Amplifier Resistor Array "BLUE Film" BLUE B C E 1234 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 10 11 12 13 14 8 9 NPN E NE592 Output B NPN 9.25V LINE GND VIDEO INPUT AUTO BIAS 127V LINE PNP E CAP. PNP B DIODE PNP B PNP E PNP C AMP Output K2 1.29K K7 K6 K3A K21 K1 100 Ω K4 15 Ω K12 K2[...]

  • Página 96

    2 3 VW X YZ 1 2 3 1 9 VW X YZ Vertical Amp. PCB CPB1615 1 2 3 4 5 6 7 8 9 10 11 12 13 605 604 607 606 609 608 610 611 E C B E C B E C B PNP NPN NPN 601 602 603 612, LA3838  CABLE: CPS1858 CPM2501 CPM2501 x 3 CPM2005 x 3 CPM2002[...]

  • Página 97

    DRIVE SIGNALS to the MONITOR INPUT voltage and waveforms, work sheet. CERONIX 13350 New Airport Road Auburn, CA, USA 95602-7419 Fax (530) 888-1065 Company name: Date: VIDEO: For the following measurements use an oscilloscope. the black level voltage is: the saturated color voltage is: If available, sketch the video drive circuit on the back of a co[...]

  • Página 98

    DECLARATION OF CONFORMITY C. CERONIX 13350 New Airport Road Auburn, California 95602 USA Manufacturer: Component Color Monitor. Models: 1493-CGA, 1493-VGA, 1493-SVGA. 1793-VGA, 1793-SVGA. 114 Equipment: 1993-VGA, 1993-SVGA. 2093-CGA, 2093-VGA. 2793-CGA, 2793-VGA. 3693-CGA. Component Isolation Transformer Assembly. Models: ISOXFR-75W, ISOXFR-100W. I[...]

  • Página 99

    ISO XFR-75W SAFETY ISOLATING TRANSFORMER ISO XFR-100W Models: 115[...]

  • Página 100

    Circuit Description. The fuse 506 protects the mains wires and the control PCB. The power transformer has two internal 2 amp temperature sensitive fuses. Each primary half has one, built in, series connected fuse. A resettable fuse 507 is connected to the relay driver power supply. This fuse protects the relay control circuit from square wave input[...]

  • Página 101

    Fuse, 507 CPR0431 .1uF, 250V 517 2.2nF 520 2.2nF P6KE27A 4742A 502 4007, 50V Connect ORG to RED for 230VAC output. 509 Output PCB 500 RED YEL White 3A SLOW BLOW FUSE CPR0425 YEL / GRN GRN - Ground 234 765 Input GRY Blue 1 8 BLK 0 Ω , 501 WHT BRN G D S 514 + 508 Brown Input ORG BLU Black 511 512 510 505 503 506 506 512 100uF 120VAC output to monit[...]

  • Página 102

    240VAC or 120VAC Relay Control Output 240VAC or 120VAC 50 or 60 Hz Input Die Inputzeile Spannung, an der das MosFet einschält, wird durch das MosFet einschalten Spannung eingestellt (über 4v). Die Spannung fällt über Widerstände T509 , T505 , T504 und die zenerdiode T503 . 154 VAC ist die ungefähre Zeile Spannung, an der das Relais T518 schä[...]

  • Página 103

    Installation Instructions. 1. Mount the unit on a, grounded, flat metal surface using at least two screws. Note; The mounting surface should not have holes larger than 0.2" diameter under the enclosure. 2. Connect the mains cable to the Molex plug mounted on the enclosure. 3. Connect the output cable from the unit to the monitor power input co[...]

  • Página 104

    CERONIX CHASSIS. The ISO XFR-75W/-100W MUST be grounded by mounting on a grounded, conductive surface via at least two screws. Connector: AC Line AC Line or neutral WARNING: Mains power and ground connections must be made before power is applied to the ISO XFR-75W or the ISO XFR-100W Isolation Transformers. Preferred orientation for optimum cooling[...]

  • Página 105

    CERONIX CHASSIS. INSTALLATION Isolierung Transformator des XFR75W und des XFR100W. Stecker: Wechselstromzeile oder -neutrales. WechselstromZeile. Hauptlinie Spannung Lagebestimmung Prefered für das optimale Abkühlen. Das XFR75W und das XFR100W müssen geerdet werden, indem man an einer geerdeten, leitenden Oberfläche mit mindestens zwei Schraube[...]

  • Página 106

    0.92" 3.66" 0.25" 0.56" 4 PL. 0.56" 4 PL. 2.94" 2.94" 6.38" 5.26" 4.75" 4.25" 0.25" 0.375" 2.10" .50" 2.10" 0.328" 0.933" 0.32" 0.45" MATERIAL: FINISH: TOLERANCE: DIMENSIONS IN INCHES. ±0.015" Except where noted. CLEAR ZINC COATING .052" T[...]

  • Página 107

    0.325" 0.45" NOTE: When box is placed on a flat, the highest point shall not xceed 0.015". 0.200"DIA. Holes on a 0.375" grid. 20PL. 0.50" 0.35" 0.375" 0.933" 2.40" 0.45" 0.45" 0.55" 6.15" 5.75" 5.15" 5.150" 6.25" 0.250" 0.30" 0.250" 0.325" [...]

  • Página 108

    SAFETY FIRST; Always wear safety glasses when working on powered up electronic equipment. Use only one hand when working on a powered up ISO XFR-75W, ISO XFR-100W to avoid electrical shock. Equipment setup for trouble shooting the ISO XFR-75W, ISO XFR-100W Isolation Transformers. ISOLATION TRANSFORMER Mains Power TRANSFORMER VARIABLE Ground 100W 12[...]

  • Página 109

    Erden 100W 120V 2A Fuse 100W 120V Erden Vorrichtungen haben zum Lösen von Problemen mit dem 75W und dem 100W Isolierung Transformatoren benutzt. SICHERHEIT ZUERST: Um elektrischen Shock zu vermeiden, benutzen Sie nur eine Hand beim Arbeiten auf einem angeschaltenen Transformator 75W oder 100W. Tragen Sie immer Sicherheitsgläser beim Arbeiten auf [...]

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    Connect ORG to RED for 230VAC output. 502 509 Output PCB 500 520 517 RED YEL White 3A SLOW BLOW FUSE CPR0425 YEL / GRN GRN - Ground 234 765 Input GRY Blue 1 8 BLK WHT BRN G D S 514 + 508 519 Brown Input ORG BLU Black 515 511 512 513 516 DPDT Switch, 518 507 0 Ω Ω Ω Ω , 510 505 503 230V 506 504 506 512 0 Ω Ω Ω Ω , 501 CAUTION: REPLAC[...]

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    127 Parts List Addendum.[...]

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    Parts List Addendum. 128[...]

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    129 Parts List Addendum.[...]

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    130 Parts List Addendum.[...]