Zenith R50V26 manuale d’uso

SERVICE MANU AL Produ ct T ype: Digital Rear Projection Chassis: ZP26/28 Manual Series: PV154 M an u al P art #: 923-03506 Model Line: E Pr oduct Y ear: 2002 General Info ................................................. 1 Service Menu ................................................ 2 Serv icin g ...................................................[...]

PV154 - 923-03506 ZP26/28 - SAFETY PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCTS i IMPORT ANT SAFETY NOTICE This manual was prepared for use only by properly trained audio-video service technicians. When servicing this product, under no circumstances should the original design be modified or altered without permission from Zenith Ele[...]

PV154 - 923-03506 ZP26/28 - SAFETY ii CRT ANODE HIGH VOL T AGE MEASUREMENT PROCEDURE T o prevent possible e xposure to r adiation caused by ex cessive CRT Anode voltage, the High Voltage Shutdown circuit senses the level of flyback pulse from “Flyback Transformer” representative of the actual high voltage on the CRT anode. When this level excee[...]

PV154 - 923-03506 ZP26/28 - SAFETY - iii - PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO-VIDEO PRODUCTS HOLD-DO WN CIRCUIT INFORMA TION NORMAL CONDITION In normal condition, the DC voltage at point is ap- proximately 4.88V through pin 1 of P1407 (HV Block). The voltag e at point is appr oxim ately 4.86V . The voltage of pin 5 of IC404 is lower than[...]

T ABLE OF CONTENTS PV154 - 923-03506 ZP26/28 - TOC SECTION 1 .................... OVERVIEW OVERVIEW ..................................................... 1 -1 ON SCREEN DISPLA Y ..................................... 1 - 3 REMOTE BUTTON DESCRIPTIONS ..................... 1 - 5 PROGRAMMING THE REMOTE .......................... 1 -5 REMOTE BRAND CODES[...]

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PV154 - 923-03506 1-1 ZP26/28 - OVERVIEW OVERVIEW SECTION 1 The R56/65W28 and R50/60V26 are HDTV Monitors. This means that most of the components of a HDTV are present ex cept for th e ASTC tun er . An HDTV r eceiver or converter box is requir ed to view an AST C sign al. The W28 mod els feature a 16:9 aspect ratio screen. But, it can display video[...]

PV154 - 923-03506 1-2 ZP26/28 - OVERVIEW OVERVIEW R50/60V26 SPECIFICA TIONS VIDEO Picture Tubes .......................................... 7" LFM Resolution Display .......................... 540p or 1080i Mirror ........................................ 1st Surface Glass Lens System ..................................... Enhanced HD Tuning Syst[...]

PV154 - 923-03506 1-3 ZP26/28 - OVERVIEW OVERVIEW SPECIAL FEA TURES HD Monitor Digital DisplayDisplays Digital Signals at 540p or 1080i (User Selects) Tri-lingual Menus ............ English, Spanish, French Other features .. Icon Menus, Source ID, Channel La- bels, Parental Control with V- Chip, On/Off Timer , Flashback, CC, CC When Mute, 2 Level M[...]

PV154 - 923-03506 1-4 ZP26/28 - OVERVIEW OVERVIEW REAR CONNECTIONS FRONT CONNECTIONS S-Video V ideo L/Mono R menu source - volume + - channel + power select exit V ARIABLE A UDI O OUT R L ANTENNA/ CABLE 1 ANTENNA/ CABLE 2 T O CABLE BO X INPUT 1 INPUT 2 S-VIDEO S-VIDEO MO N O/L R MO N O/L R VIDEO VIDEO A UDI O AU D I O M ONIT OR OUT S-VIDEO L R VIDE[...]

PV154 - 923-03506 1-5 ZP26/28 - REMOTES REMOTE CONTROL REMOTE BUTTON DESCRIPTIONS PROGRAMMING THE REMOTE If you’re using Zenith products, the remote is already programmed for most common codes. For other brands, or if your remote fails to control your Zenith products, you’ll have to program the remote. Make sure the batteries are installed and [...]

923-03460 1-6 ZP26/28 - REMOTES REMOTE CONTROL TVs VCRs Daewoo . . . . . . . 149 Zenith . . . . . . . . 101 121 149 152 TV/VCR Combination Codes Adven tura TV/VCR . 154 Daewoo TV/VCR . . 148 Funai TV/VCR. . . . 154 Goldstar TV/VCR . . 153 172 Symphoni c TV/VCR 154 Zenith TV/VCR . . . 150 152 153 154 172 Ad miral . . . . . . . 261 Akai . . . . . . .[...]

PV154 - 923-03506 1-7 ZP26/28 - REMOTES REMOTE CONTROL REMOTE CODES DVD Play ers Audio CD Play ers Audio T ape Decks Audio T uners/Amps Alphastar . . . . . . . 516 Chaparral . . . . . . . 501 502 Cheyenn e . . . . . . . 502 Dishnet . . . . . . . . 515 Drak e . . . . . . . . . 503 Gener al Electric . . . 510 517 Gener al Instrumen t 504 505 Hitachi [...]

923-03460 1-8 ZP26/28 - REMOTES REMOTE CONTROL KEY NAME T V Mode VCR Mode Cable Mode DVD Mode HD/STB Mode source TV Sour ces TV Sources TV Sources TV Sources TV Sources light Ligh ts Keys 5 Seconds Ligh ts Keys 5 Sec Ligh ts Keys 5 Sec Ligh ts Keys 5 Sec Ligh ts Keys 5 Sec powe r TV On/Off VCR On/Off Cable Box On/Off DVD On/Off HD/STB On/Off tv Sel[...]

PV154 - 923-03506 1-9 ZP26/28 - REMOTES REMOTE CONTROL USER MENUS fav ch (Channel) TV Favorite Channels VCR Channel M ap Cable P age Down N/A N/A quit TV Men u Quit VCR Quit Cable Quit DVD Resume HD/STB Quit up arro w TV Select Up VCR Select Up Cable/Sat Up Arrow DVD Up Arrow HD/STB Up Arrow down arr ow TV Select Down VCR Select Down Cable/Sat Down[...]

PV154 - 923-03506 1-10 ZP26/28 - MENUS USER MENUS USER MENUS SETUP TRILINGUAL MENUS Press MENU to access the Setup menu. Use the DOWN arrow to choose Trilingual. Press the RIGHT arrow button to activate the Language menu option. Use the UP/DOWN arrow button to choose your language preference for the on-screen menus, press Select to set and confirm.[...]

PV154 - 923-03506 1-11 ZP26/28 - MENUS USER MENUS CLOCK SET Use the UP/DOWN arrow to choose Clock Set. Use the RIGHT arrow button to choose first the time option and use the UP/DOWN arrow buttons to adjust time options. Press the RIGHT arrow button and then use the UP/DOWN arrow buttons to adjust month/date/ year options. Press QUIT to save and exi[...]

PV154 - 923-03506 1-12 ZP26/28 - MENUS USER MENUS Use the UP/DOWN arrows to choose an option. If you chose Ch Labels, press the RIGHT arrow button to access the preset channel label list and scroll through this list using the UP/DOWN arrow buttons. When you find the appropriate label for the channel, press the SELECT button. If you select Custom Ch[...]

PV154 - 923-03506 1-13 ZP26/28 - MENUS USER MENUS Notes • Favorite Channels are only available on ANT 1 source. • If Parental Control Ratings are locked, it will disable multiple channel insets (including the Favorite Channels POP-3 insets). • When POP-3 favorite channel is on, Closed Caption option will not appear . • If Closed Caption is [...]

PV154 - 923-03506 1-14 ZP26/28 - MENUS USER MENUS SETUP Press MENU and then the RIGHT/LEFT arrow button to access the Special Menu. Press the UP/DOWN arrow to choose Parental Control and then press the RIGHT arrow button to activate Parental Control. When prompted, enter the default code 7777 from the number keypad. If you wish to change the code, [...]

PV154 - 923-03506 1-15 ZP26/28 - MENUS USER MENUS CAPTIONS Press MENU and the RIGHT/LEFT arrow button to access the Special Menu. Use the UP/DOWN arrow to choose Captions. Press the RIGHT arrow button to activate Captions option. Use the LEFT/RIGHT arrow to choose Display Off, On, or Auto option. Quit T o Exit T o Menu Bar Menu Display Off On Auto [...]

PV154 - 923-03506 1-16 ZP26/28 - MENUS USER MENUS RESET Use the UP/DOWN arrow to choose Reset (Reset restores the levels to their original settings). Press SELECT to confirm your choice. ADV ANCED SETTINGS Use the UP/DOWN arrow to choose Advanced Settings. Press the RIGHT arrow button to activate the Advanced Settings menu. Use the UP/DOWN arrow to[...]

PV154 - 923-03506 1-17 ZP26/28 - MENUS USER MENUS THEA TER MENU Quit T o Exit T o Menu Bar Menu Theater Modes TV Surround Movies Music S ports Reset THEATER SEL VIDEO SETUP AUDIO SPECIAL THEA TER MODES Press MENU and then the RIGHT/LEFT arrow button to access the Theater menu. Press DOWN arrow button to access the Th eater Mod es or Surroun d. T o [...]

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CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-1 ZP26/28 - SERVICING SECTION 3 CIRCUIT DESCRIPTIONS POWER ON AND OFF The power supply runs all the time when AC is applied. The use of the power supply creating Stand-By Voltage supplies elimin ates the need f or a Stand-By transf ormer . The following explanation will describe the Turning ON and OFF of the[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-2 ZP26/28 - SERVICING · Shorted SW +5V (IC02) on Signal PWB through PRO- TECT 1 to (D940) on Sub Power Supply PWB NOTE: PROTECT 1 will not go below 2.2V even if the 5V or the 3.3V lines are open. VOL T AGE T OO HIGH DETECTION · STBY +9V monitored by (D933, D934) · STBY +5V monitored by (D935, D936) If any[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-3 ZP26/28 - SERVICING HOT GROUND SIDE SHUT DOWN SENSING CIRCUITS (INTERNAL TO IP01) LA TCHED SHUT DO WN MONITORS (AC must be removed to recover) 1 . Pin 4 is monitored for Over Voltage internal to IP01. 2 . IP01 itself is monitored for Excessive Heat. This block is labeled T .P .O . (Thermal Pr otection Over[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-4 ZP26/28 - SERVICING sistor turns Off, generating a High on its collec- tor . This output High is r outed through D705 to pin (1) of Connector PQD2 called PROTECT and Shut Down occurs as described above. NEGA TIVE VOL T AGE LOSS DETECTION Please use the Commonly Used Shutdown Detection Circuits for the desc[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-5 ZP26/28 - SERVICING NOTE: If the 5.5V or the 3.3V regulators OPEN, the set will not go into shut down, they must have a short to produce a shut down input on PROTECT 1. The set will shut down after the Screen go excessively brigh t, but this is from the 115V over curr ent sensor , not PRO TECT 1. When th e[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-6 ZP26/28 - SERVICING B+ GENERA TION FOR SUB PO WER SUPPL Y DRIVER Vcc for the Driver IC is first generated by the AC input. This voltage is called Start Up Voltage. I901 requires 16V DC to operate n ormally . It will begin operati on at 6.8V DC on pin (4) of I901. When AC is applied, AC is routed through th[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-7 ZP26/28 - SERVICING CP05 and takes over as Run Voltage (16.3V) at pin 4 of IP01. REGULA TION Figure 2 is a simplified diagram of the main Power Supply used in some Pr ojection T elevision chassis . The primary control element of the power supply is IP01 (the Switching Regulator IC), in conjunction with tra[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-8 ZP26/28 - SERVICING 30Kv HV 30,000 volts DC supplied to the CRTs anodes. TO DEFLECTION YOKES Horizontal and Vertical deflection wave forms driving the deflection yokes. MAGIC SWITCH Output from the DAC1 (I006 pin 7) when the customer selects HD FOCUS from the customer’s menu. This ener- gizes HD FOCUS, ([...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-9 ZP26/28 - SERVICING A sample of the High Voltage is output from the Flyback transformer TH01 pin (12). This voltage is sent to pin (9) of the High Voltage Driver IC IH01. This voltage is compared to the reference voltage available at pin (12). If there is a difference between the two voltages, an error vol[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-10 ZP26/28 - SERVICING • HD FOCUS SENSORS AND INTERFACE • MICROPROCESSOR • RAINFOREST IC (Video Processor). • SERVICE ONL Y SWIT CH • MAGIC FOCUS (HD Focus) activation control. THE DIGIT AL CONVERGENCE UNIT (DCU) The DCU is the heart of the Digital convergence circuit. Held within are all the neces[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-11 ZP26/28 - SERVICING the BUSY line. As long as the BUSY line is active, the Main Microprocessor ignores the IR signal. ON SCREEN DISPLA Y P ATH: MICROPROCESSOR SOURCE FOR OSD: The On Screen Display signal path is shown with the normal OSD information such as Channel Numbers, Vol- ume Gr aphic Bar , M ain M[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-12 ZP26/28 - SERVICING The ABL voltage is determined by the current draw through th e Flyback transform er . As the pictur e brightness becomes brighter or increases, the demand for replacement of the High Voltage being consumed is greater . In this case , the flyback will work har der an d the current throu[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-13 ZP26/28 - SERVICING in the EEPROM, such as the window for Closed Caption detection. Data and Clock lines are SDA1 from pin (2) of the Microprocessor to pin (5) of the EEPROM and SCL2 from pin (3) of the Microprocessor to pin (6) of the EEPROM. Data travels in both directions on the Data line. FLEX CONVERT[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-14 ZP26/28 - SERVICING and a little more dark just before it arrives. This gives the impression that the signal pops out of the screen or a 3D effect. The Microprocessor communicates with the 3D Y/C IC via I 2 C bus data and clock. The communications ports from the Microprocessor are pins 59 (SDA2) and 60 (S[...]

CIRCUIT DESCRIPTIONS PV154 - 923-03506 3-15 ZP26/28 - SERVICING The Microprocessor uses a combination of I 2 C Bus com- munication and the Serial Data, Clock and Load lines for control. The I 2 C communication scheme only requires 2 lines for control. These lines are called SDA and SCL. Serial Data an d Serial Clock r espectively . SRS AUDIO +29V R[...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-16 ZP26/28 - SERVICING SERVICE ADJUSTMENTS ZP-25 CHASSIS ADJUSTMENT ORDER Always follow th e sequence below . Or der Adjustment Item Screen Format Signal DCU Data Pre HEA T (30 Min utes) Normal Mode NTSC N/ A 1 Cut Off Normal Mode NTSC N /A 2 Pre Focus Lens and Static Normal Mode NTSC N/ A 3 DCU Phase Data Se[...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-17 ZP26/28 - SERVICING CHASSIS PRE-HEA T RUN ADJUSTMENTS PRESET EACH ADJUSTMENT VR TO THE CONDITION SHOWN: BEFORE PRE HEA T RUN. 1 . Red and Green Drive VR on the CRT PWB. This is part of th e I 2 C Service Men u. Set each to 3F . T o Enter Service Menu, press the SOURCE button and hold, then press the Power [...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-18 ZP26/28 - SERVICING 6 . Select Item H POSI and adjust the data so that the center of Video matches the location of the Digital Crosshatch pattern noted in step {4}. 7 . Exit from the I 2 C Menu. 1080I HD MODE ADJUSTMENT: 1 . Receive any 1080i (2.14H) signal and select that input. 2 . Press the SERVICE ONL [...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-19 ZP26/28 - SERVICING Left of Cen ter and Blue is o ffset Right o f center . Please use the following information to accurately offset Red and Blue fr om center . Also see Overlay Dimen sions f or further details. PREP ARA TION FOR ADJU STMENT: · Video Control should be set at Factory Preset condition. · S[...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-20 ZP26/28 - SERVICING low .) 8 . Also adjust the Red and Blue CRT beam shapes ac- cording to the steps (1) to (3). 9 . After the adjustment is completed, return R, G and B static VRs to the Best Focus point. LENS FOCUS ADJUSTMENT PREP ARA TION FOR ADJU STMENT · Receive the Cross-hatch pattern signal. · The[...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-21 ZP26/28 - SERVICING OK, repeat steps 5 through 12. 12. Press the MENU key on the remote to Exit Service Menu. Remember: When adjusting the Screen con- trols, after the Cut Off adjustment has been com- pleted, never adjust the controls clockwise. Al- ways adjust counter clockwise. This lengthens tube life. [...]

SERVICE ADJUSTMENTS PV154 - 923-03506 3-22 ZP26/28 - SERVICING NORMAL MODE: 0 1 2 3 4 5 6 7 RH X 02 X FE X 02 X 04 RV X 00 X 00 X 02 X 00 GH X 00 X FE X 00 X 04 GV X 00 X 00 X 02 X 00 BH X 00 X FE X 00 X 04 BV X 00 X 00 X 02 X 00 DIGIT AL CONVERGENCE ALIGNMENT There is no way to Calculate using a button on the remote. However , each time the d ata [...]

PV154 - 923-03506 3-1 ZP26/28 - P ARTS MODEL P ARTS SECTION 4 MODEL P ARTS All HD-S mod els are m odule level repair only . Parts contact inf ormation is below . Voice: 1-888-3-ZENITH Fax: 1- 888-6-ZENITH Mail: ZENITH NA TIONAL P ARTS P O Box 240007 Huntsville, AL 35824-6407 R50V26 LO C P ART # DESCRIPTION 1 N SP MIRROR MOUNT RIGHT 2 N SP MIRROR MO[...]

PV154 - 923-03506 3-2 ZP26/28 - P ARTS MODEL P ARTS R60V26 LO C P ART # DESCRIPTION 1 NS P MIRROR MOUNT RIGHT 2 NS P MIRROR MOUNT LEFT 3 NS P MIRROR MOUNT UPPER 4 992-10036 MIRROR 5 NS P CABINET UPPER REAR 6 874-10052 SCREEN ASS. WITH PROTECTOR 7 P ART OF 8 ESCUTCHEON UPPER 8 833-10024 ESCUT CHEON ASSY . 9 P ART OF 8 ESCUTCHEON LEFT 1 0 P ART OF 8 [...]

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PV154 - 923-03506 5-1 ZP26/28 - EXPLODED VIEWS ZP26 Exploded View SECTION 5 LO C A-R 60 V 26 B- R5 0 B2 6 P A RT # DESC RI P T I O N 1 A B NS P MIRR O R MO UN T RI G HT 2 A B NS P MIRR O R MO UN T L EF T 3 A B NS P MIRR O R MO UN T UPPE R 4 A 992-10036 M I R R OR 4 B 992-10038 M I R R OR 5 A B NS P CA B INE T UP P ER RE A R 6 A 874- 10052 S C R E E[...]

PV154 - 923-03506 5-2 ZP26/28 - EXPLODED VIEWS ZP28 Exploded View LO C A-R 56 W 28 B- R6 5 W 2 8 PAR T # D E SC R IPT ION 1 A B NS P MI RRO R MOUNT RIGHT 2 A B NS P MI RRO R MOUNT L EFT 3 A B NS P MI RRO R MOUNT UP P E R 4B 992-10046 M I RRO R GL A SS 4 A 99 2- 100 47 MI R R O R G L A S S 5 A B NS P B A CK UP PE R W O OD 6B 8 7 4 - 1 0 0 5 1 SCR EE[...]

PV154 - 923-03506 5-3 ZP26/28 - EXPLODED VIEWS 50” Wiring Diagram - Back P AQ1,PL PQS1 PQS2 P AQ1,PL PQS1 PQS2 MR PA Q to VM P. W . B . N003 Hold Anode(B) make double loops (LEAD CLAMP P ARTS No. IS 3875441.) MARK SHOULD BE APPL Y A LEAD CLAMP(N01 1) MARK SHOULD BE APPL Y A LEAD CLAMP(N008) (LEAD CLAMP P ARTS No. IS 3813121.) CA TCH HOLDER (BACK [...]

PV154 - 923-03506 5-4 ZP26/28 - EXPLODED VIEWS 60” Wiring Diagram - Back to Speaker(PL) PL PL PFT FOCUS MG PCR MR PCR,MR make a loop PCB,PCG MB,MR E007 LX-ZCA T3035-1330 LEAD CLAMPER N008 N008 LEAD CLAMPER N007 PURSE LOCK 016 FOCUS(R) SCREEN(R) PCR,MR P AQ1,PL,PQD2 PQS1,PDC1 PQS2,PQD1 to Speaker(PR) PQS2 PL PQS1 PQS2 PL PQS1 PR PCB,MB PCG ,MG PCR[...]

PV154 - 923-03506 5-5 ZP26/28 - EXPLODED VIEWS 50/60” Wiring Diagram - Front LEAD CLAMPER N009 PVSG CPT P .W .B. (B) PFS PFC PFT #231 POWER SUPPL Y DEF . P .W.B. CPT P .W .B. (G) CONTROL P .W .B. CONTROL SUB P .W .B. PVMS PVSB PVSG PVSR PVSR SCREEN (B) PVSB PVMS PVSG PVSR NCPTR CPT SOCKET HOLDER CPT PWB SHIELD FOCUS (B) FOCUS SCREEN (R) (R) SCREE[...]

PV154 - 923-03506 5-6 ZP26/28 - EXPLODED VIEWS 56” Wiring Diagram - Back PS NOTE: Refer to the figure (04/page) when the HV connector (anode lead) is removed or inserted. NOTE: Anode lead should be separated from others wires. (min. 10mm) Anode lead must not be twisted during the operation of wiring dress. PFS from SENSOR P .W.B. PDS1 MGZ-E1630MR[...]

PV154 - 923-03506 5-7 ZP26/28 - EXPLODED VIEWS 65” Wiring Diagram - Back PFT to CONTROL P. W . B . PFS, PFS Note: for J#02~, for J#01 ferrite position is on the upper clamp to Speaker(PL) PL PL PFT FOCUS MG PCR,PCG ,PCB MR,MG ,MB,PL PCR,MR make a loop PCB,PCG MB,MR E007 LX-ZCA T3035-1330 LEAD CLAMPER N008 N008 LEAD CLAMPER N007 PURSE LOCK 016 FOC[...]

PV154 - 923-03506 5-8 ZP26/28 - EXPLODED VIEWS 56/65” Wiring Diagram - Front LEAD CLAMPER N009 PVSG CPT P .W .B. (B) PFS PFC PFT #231 POWER SUPPL Y DEF . P .W.B. CPT P .W .B. (G) CONTROL P .W .B. CONTROL SUB P .W .B. PVMS PVSB PVSG PVSR PVSR SCREEN (B) PVSB PVMS PVSG PVSR NCPTR CPT SOCKET HOLDER CPT PWB SHIELD FOCUS (B) FOCUS SCREEN (R) (R) SCREE[...]

C D E F G 1 2345678 6-1 ZP26/28 SHEET 1 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Convergence Circuit 1/2 SECTION 6[...]

C D E F G 1 2345678 6-2 ZP26/28 SHEET 2 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Convergence Circuit 2/2[...]

C D E F G 1 2345678 6-3 ZP26/28 SHEET 3 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Magic Focus Circuit[...]

C D E F G 1 2345678 6-4 ZP26/28 SHEET 4 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Deflection P ow er Supply Circuit[...]

C D E F G 1 2345678 6-5 ZP26/28 SHEET 5 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Deflection Circuit[...]

C D E F G 1 2345678 6-6 ZP26/28 SHEET 6 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. P ow er Supply Circuit[...]

C D E F G 1 2345678 6-7 ZP26/28 SHEET 7 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Signal Circuit 1/4[...]

C D E F G 1 2345678 6-8 ZP26/28 SHEET 8 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Signal Circuit 2/4[...]

C D E F G 1 2345678 6-9 ZP26/28 SHEET 9 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Signal Circuit 3/4[...]

C D E F G 1 2345678 6-10 ZP26/28 SHEET 10 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. Signal Circuit 4/4[...]

C D E F G 1 2345678 6-11 ZP26/28 SHEET 11 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. SRS Circuit[...]

C D E F G 1 2345678 6-12 ZP26/28 SHEET 12 NOTE: W A VEFORMS AND VOL T AGES WERE MEASURED A T 120V AC, CHANNEL 5, AND NSTC COLOR BARS. CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE SYMBOL . REPLACE ONL Y WITH P ART NUMBERS SPECIFIED. V elocity Modulator Cir cuit[...]