Sony HDCU-900 инструкция обслуживания

HD CAMERA CONTROL UNIT HDCU-900 SD ANALOG INTERFACE UNIT HKCU-901 HD ANALOG INTERFACE UNIT HKCU-902 FRAME RATE CONVERTER UNIT HKCU-903 LINE CONVERTER UNIT HKCU-904 MAINTENANCE MANUAL 1st Edition (Revised 2)[...]

HDCU-900 MM ! W ARNING This manual is intended for qualified service personnel only . T o reduce the risk of electric shock, fire or injury , do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Refer all servicing to qualified service personnel. ! W ARNUNG Die Anleitung ist nur fü[...]

HDCU-900 MM 1 (P) CLASS 1 LASER PRODUCT LASER KLASSE 1 PRODUKT This camera control unit is classified as a CLASS 1 LASER PRODUCT . The CLASS 1 LASER PRODUCT label is located on the rear panel. Laser Diode Properties Material : In GaAsP W ave length : 1310 ± 40 nm Emission duration : Continuous Laser output power : _ 8 dBm For HDCU-900 For HDCU-900[...]

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1 (E) HDCU-900 MM Table of Contents Manual Structure Purpose of this manual ........................................................................................ 5 (E) Related manuals ................................................................................................... 5 (E) Contents ................................................[...]

2 (E) HDCU-900 MM 2. Replacement of Main Parts 2-1. Replacing the Switching Regulator ....................................................... 2-1 (E) 2-2. Replacing the Fuse ................................................................................ 2-2 (E) 2-3. Removing the Rear Panel ..........................................................[...]

3 (E) HDCU-900 MM 3-6. HD Signal Input/Output Adjustment (HKCU-902) ............................ 3-24 (E) 3-6-1. Y/P B /P R Output Level Adjustment ..................................... 3-24 (E) 3-6-2. GBR Output Level Adjustment .......................................... 3-25 (E) 3-6-3. SYNC Output Level Adjustment ................................[...]

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5 (E) HDCU-900 MM Purpose of this manual This manual is the maintenance manual of the following models : HD Camera Control Unit HDCU-900 SD Analog Interface Unit HKCU-901 HD Analog Interface Unit HKCU-902 Frame Rate Converter Unit HKCU-903 Line Converter Unit HKCU-904 This manual is intended for use by trained system and service engineers, and desc[...]

6 (E) HDCU-900 MM Contents The following is a summary of the sections of this manual. Section 1 Service Overview Describes information about circuit description, on-board indicators, adjustments after board replacement and character display functions. Section 2 Replacement of Main Parts Describes replacement of parts. Section 3 Electrical Alignment[...]

1-1 (E) HDCU-900 MM Section 1 Service Overview 1-1. Tools Name Sony P/N Remark Extension board BKP-7900 _ Front extension board Extension board JX-428 J-6394-280-A Front extension board Used to check side B of the board. Extension board EX-525A A-8326-353-A Rear side extension board Extension board EX-738 A-8327-351-A For HDC-900/950 Alignment slee[...]

1-2 (E) HDCU-900 MM 1-2. Board/Main Parts Layout Switching regulator DC fans !- ! != ![ !] 1-2. Board/Main Parts Layout 1 2 3 4 6 7 9 8 5 0[...]

1-3 (E) HDCU-900 MM No. Board Function 1 SDI-54A board (HDCU-900) HD Digital Interface S/N : 10001- 11000 (UC), 40001- 41000 (CE) SDI-82 board (HDCU-900) S/N : 11001- (UC), 41001- (CE) 2 DIF-102 board (HDCU-900) SD Digital Interface ADA-59 board (HKCU-902) HD Analog Interface SDI-54B board (HKCU-903) HD Digital Interface SDI-54C board (HKCU-904) HD[...]

1-4 (E) HDCU-900 MM 1-3. Circuit Description 1-3-1. HDCU-900 . AT-141 board The AT-141 board performs the various controls using the CPU, such as controlling the communication with the camera head, with the control panel and with the CNU, and the control of the respective circuit boards inside the CCU. The AT-141 board also performs the audio signa[...]

1-5 (E) HDCU-900 MM 1-3-2. HKCU-901 . IF-789A/789P board The IF-789A/789P board is used in combination with the RC-86 board for interfacing the SD signal of the main line using an analog interface. It has a built-in digital composite encoder and color bar generator that are used to generate the compos- ite output signal, the component output signal[...]

1-6 (E) HDCU-900 MM 1-4. Functions of the Indicators on the Boards 1-4-1. AT-141 Board AT-141 board (A side and panel side) D609 : GEN LOCK display Lights up when external synchronization is established. D611 : /1.001 display Lights up when the frame frequency factor of the HD signal is set to 1/1.001 times. n Set it with S603 on the AT-141 board. [...]

1-7 (E) HDCU-900 MM D803, D805, D807, D810 : MAIN OUTPUT display Displays the frame frequency of the camera and the MAIN HD output of the CCU. D803 lights up when the frequency is 30 Hz. D805 lights up when the frequency is 25 Hz. D807 lights up when the frequency is 24 Hz. D810 lights up during progressive operation of the camera. D804 : 1 Factory[...]

1-8 (E) HDCU-900 MM Board suffix: -22 and later DPR-163 board (A side and panel side) n When D813 and D821 light in red, be sure to clean the CAMERA connector of the unit, the CCU connector of the camera side and optical/electrical cable. It is also recom- mended to clean them when the indicators light in yellow. For the cleaning procedure, refer t[...]

1-9 (E) HDCU-900 MM 1-4-3. RC-86 Board RC-86 board (A side and panel side) D4 : POWER display Lights up when the voltage used on the board is normally supplied. D809, D810, D811 : MAIN OUTPUT display Displays the SD system. D809 lights up when the SD system is set to 525/59.941 SDI. D810 lights up when the SD system is set to 625/50I SDI. D811 ligh[...]

1-10 (E) HDCU-900 MM 1-4-4. IF-789A/789P Board (HKCU-901) IF-789A/789P board (A side and panel side) D602 : BB REF IN display Lights up when the external sync mode is set to SD and the reference signal for synchronizing the sub carrier is input. n Set it with S602 on the AT-141 board. For details, refer to Section 1-5-1, “ AT-141 Board ” of “[...]

1-11 (E) HDCU-900 MM D1006, D1007, D1008, D1009, D1010 : MAIN OUTPUT display Displays the frame frequency setting of the frame convert HD output of the CCU. D1006 lights up when the frequency is 30 Hz. D1007 lights up when the frequency is 25 Hz. D1008 lights up when the frequency is 24 Hz. D1009 lights up when the picture of the HD output is progr[...]

1-12 (E) HDCU-900 MM 1-5. Adjustment and Setting after Replacing the Boards After replacing each plug-in board, return the switches to the setting before replacement. Also, readjust and reset the following items. 1-5-1. When Replacing the AT-141 Board While referring to Section 2, “ System Setup ” of the separate Installation and Maintenance Ma[...]

1-13 (E) HDCU-900 MM 1-6. Connecting/Disconnecting the Flexible Card Wire The flexible card wire is used to connect between the following boards. Bending the flexible card wire may result in shortening the lifespan. Be careful not to bend it. . Between the CN-2004 and PS-587 boards 1 wire . Between the CN-2005 and PS-587 boards 1 wire . Between the[...]

1-14 (E) HDCU-900 MM 2. When the turn stops, pull out the remover in the straight line forcedly. n The alignment sleeve can be removed/reinstalled with the sleeve itself attached to the tip of the remover. Great care should be taken so as not to lose or damage the alignment sleeve. (Alignment sleeve: Sony P/N 9-980-074-01) 3. Clean the tip of the w[...]

1-15 (E) HDCU-900 MM 1-8. Notes for RX-53 Boards The electric parts mounted on the RX-53 board cannot be replaced or adjusted. If the electric parts need to be replaced or adjusted, replace the entire unit. 1-9. Writing and Rewriting the PLD Internal Data The write/rewrite method of the PLD (Programmable Logic Device) that is mounted on the DPR-163[...]

1-16 (E) HDCU-900 MM Data write procedure Data write procedure in the PLD (or ROM for PLD) is outlined below. For details of data write procedure, refer to “ Download Tool Operating Instruction for Device Program- ming ” . “ Download Tool Operating Instruction for Device Programming ” is available in the same site where the PLD Download Too[...]

1-17 (E) HDCU-900 MM 1-10. Circuit Protective Elements The positive characteristic thermistor (for power supply) functions as a circuit protective element on the AT-141, DPR-163, RC-86, IF-789A/789P (HKCU-901), FC-83 (HKCU-903) and LC-41 (HKCU-904) boards of the unit. The thermistor increases the internal resistance and limits the current flowing t[...]

1-18 (E) HDCU-900 MM 1-11. Notes on Repair Parts 1. Safety Related Components Warning w Components marked ! are critical to safe operation. Therefore, specified parts should be used in the case of replacement. 2. Standardization of Parts Some repair parts supplied by Sony differ from those used for the unit. These are because of parts commonality a[...]

1-19 (E) HDCU-900 MM 1-12. Character Display Function The character generation circuit built into the unit can mix character information such as the settings, state and self- diagnosis of the unit with the SD video signal, output it from the PIX OUT (RC-86 board output) and CHARAC- TER OUTPUT connectors, and display it on the SD analog monitor. The[...]

1-20 (E) HDCU-900 MM Page 1 System Status Display No. Contents 1 Displays the type of camera connected to the unit. (HDC-700/HDC-750/HDC-900/HDC-950/UNDEFINED) 2 Displays the type of external sync signal. (Free/SD Digital/HD Digital) 3 Displays the setup format of the DPR-163 board. * 1 4 Displays the setup format of the board mounted in the second[...]

1-21 (E) HDCU-900 MM Page 4 SD Signal Status Display No. Contents 1 Setting state of the aspect ratio of the SD signal (SQ/LB/EC) SQ : Squeeze LB : Letter box EC : Edge crop Displays the crop position too. ( _ 99 to 99) _ 99 : The cut-out position is in the leftmost position. 0 : Cuts out the center. 99 : The cut-out position is in the rightmost po[...]

1-22 (E) HDCU-900 MM Page 6 System Diag (2/3) Display No. Contents 1 State of camera cable connection (Open/Short/NG) 2 Existence of data from the camera ( __ /Wait/Sense/OK) __ : The communication with the camera cannot be established. Wait : The communication with the camera is being waited. Sense : The communication with the camera is being esta[...]

1-23 (E) HDCU-900 MM Page 9 DPR Diag Display Displays the details of self-diagnosis of the DPR-163 board of the unit. No. Contents 1 Whether the DPR-163 board is recognized (None/NG/OK) 2 Setting state of the S804 to S807 switches on the DPR- 163 board * 6 3 Setting state of the S810 switch on the DPR-163 board * 6 4 Setting of input signal that is[...]

1-24 (E) HDCU-900 MM a. When the RC-86 board is mounted in the second or third slot from the top of the front side of the unit No. Contents 1 Whether the RC-86 board is recognized (None/NG/OK) b. When the FC-83 board is mounted in the second slot from the top of the front side of the unit No. Contents 1 State of the format of the frame converter MA[...]

1-25 (E) HDCU-900 MM Page 12 Camera Diag Display HDC-700 SERIES HDC-900 SERIES Contents Displays the self-diagnosis result of the board on the camera side that is sent from the camera by the Diag command without change. Page 13 ROM Version (HDC-700 Series) Display Displays the ROM versions of the unit and the peripheral equipment of the unit. No. C[...]

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2-1 (E) HDCU-900 MM Section 2 Replacement of Main Parts 2-1. Replacing the Switching Regulator w The components marked ! are critical to safe operation. If you replace with parts other than the specified ones, fire or electric shock may result. c When repairing or replacing the power supply block, set the voltage. If the voltage is set incorrectly,[...]

2-2 (E) HDCU-900 MM 2-2. Replacing the Fuse w The components marked ! are critical to safe operation. If you replace with parts other than the specified ones, fire or electric shock may result. Replacement Part n The CAMERA fuse differs depending on the destination of the unit. MAIN fuse Part : Fuse (6.3 A, 250 V) Part No. : ! 1-576-233-11 CAMERA f[...]

2-3 (E) HDCU-900 MM 2-3. Removing the Rear Panel 1. Turn off the main power and disconnect the plug from the outlet. m . Wait for at least three minutes before starting replacement, because there are electrically live blocks inside the machine that could cause electric shock. . If you bend or pull out the optical fiber cable forcibly, disconnection[...]

2-4 (E) HDCU-900 MM Replacing the upper fan 1. Disconnect the harness from the two harness clamps. 2. Disconnect the connector (CN23) from the PS-587 board. 3. Remove the four screws and remove the DC fan. 4. Attach a new DC fan in reverse order of steps 1 to 3. n Attach the DC fan in the direction shown below. Replacing the lower fan 1. Disconnect[...]

2-5 (E) HDCU-900 MM 2-5. Replacing the PS-587 Board Replacement Procedure 1. Turn off the main power and disconnect the plug from the outlet. n Wait for at least three minutes before starting replace- ment, because there are electrically live blocks inside the machine that could cause electric shock. 2. Remove the rear panel. (Refer to Section 2-3.[...]

2-6 (E) HDCU-900 MM 2-6. Replacing the RX-53 Board m . The electric parts mounted on the RX-53 board cannot be replaced or adjusted. If the electric parts need to be replaced or adjusted, replace the entire unit. . If you bend or pull out the optical fiber cable forcibly, disconnection may result. Handle the cable carefully. Replacement Procedure 1[...]

2-7 (E) HDCU-900 MM 8. Remove the two screws (B3 x 5, shoulder screw) and remove the board assembly in the direction of the arrow. n Be careful not to bend the cables (especially light blue and cream color). 9. Attach the new RX-53 board assembly in reverse order of steps 3 to 8. m . Before connecting the connector, clean the tip of the connector p[...]

2-8 (E) HDCU-900 MM 2-7. Replacing the CAMERA Connector 2-7. Replacing the CAMERA Connector n If you bend or pull out the optical fiber cable forcibly, disconnection may result. Handle the cable carefully. Replacement Procedure 1. Follow steps 1 to 7 of Section 2-6, “Replacing the RX- 53 Board”. n The interconnection connector should be remain [...]

3-1 (E) HDCU-900 MM Section 3 Electrical Alignment 3-1-2. Notes on Adjustments . The measure should have already been calibrated. . “3-1-4. Initialization Settings” have already been finished. . The adjustment of the HDC-900 (or HDC-950) haven already been finished. . Types of the color bars to be output from the built-in SG: Signal format Y C [...]

3-2 (E) HDCU-900 MM 3-1-3. Connection of Equipment Adjusting the HDCU-900 Adjusting the HDCU-901 Adjusting the HDCU-902 OPTICAL FIBER CABLE CCA-5 CABLE (max. 200m) MASTER SETUP UNIT MSU-700A/750 STUDIO ZOOM LENS HD COLOR CAMERA HDC-900 HD CAMERA CONTROL UNIT HDCU-900 Measure OPTICAL FIBER CABLE CCA-5 CABLE (max. 200m) MASTER SETUP UNIT MSU-700A/750[...]

3-3 (E) HDCU-900 MM 3-1-4. Initialization Settings HDCU-900 n When changing the switch settings from the customer ’ s setting positions, it is recommended to write down the customer ’ s setting positions in the following table. After completing the adjustment, be sure to return the switches to the customer ’ s setting positions. Board Switch [...]

3-4 (E) HDCU-900 MM 3-2. Audio System Adjustment 3-2-1. Microphone Level Adjustment Measures : Oscilloscope, Audio oscillator Note This adjustment is described on the premise that the output impedance of the audio oscillator is 600 Z . Preparation . Board extension : AT-141 board (front side) . Board extension : AU-271 board (CAMERA side) . S126 (M[...]

3-5 (E) HDCU-900 MM 3-2-2. Front Intercom Microphone Level Adjustment Measures : Oscilloscope, Audio generator Note This adjustment is described on the premise that the output impedance of the audio oscillator is 600 Z . DYNAMIC OFF CARBON INTERCOM CAMERA MIC POWER POWER MAIN CAMERA MAIN RED TALL Y GREEN TALL Y CABLE ALARM SHORT OPEN MIC switch INT[...]

3-6 (E) HDCU-900 MM 3-2-3. RTS Intercom Adjustment Measures : Oscilloscope, Audio generator Note . This adjustment is described on the premise that the output impedance of the audio oscillator is 600 Z . . When the intercom system is the RTS system, perform this adjustment. Preparation . MIC switch/HDCU front panel → CARBON . Board extension : AT[...]

3-7 (E) HDCU-900 MM 3-2-4. PGM Mix Level Adjustment Measures : Oscilloscope, Audio oscillator Note This adjustment is described on the premise that the output impedance of the audio oscillator is 600 Z . Preparation Board extension : AT-141 board (front side) Adjustment Procedure 1. Input a sine wave of 1 kHz, 2.2 V p-p (0 dBu) from the audio oscil[...]

3-8 (E) HDCU-900 MM 3-2-5. Side Tone Level Adjustment Measures : Oscilloscope, Audio oscillator Note This adjustment is described on the premise that the output impedance of the audio oscillator is 600 Z . Preparation . MIC switch/HDCU front panel → CARBON . Board extension : AT-141 board (front side) Adjustment Procedure 1. Connect the audio osc[...]

3-9 (E) HDCU-900 MM 3-3. Video and Reference Signal System Adjustment 3-3-1. HD-SDI Output VCO Free-run Adjustment Measure : Frequency counter Preparation . Board extension: AT-141 board (front side) . Remove the cable connected to the REFERENCE IN connector on the HDCU rear panel. . S603 (L-6)/AT-141 → /1000 . S601 (REMOTE/LOCAL)/AT-141 board pa[...]

3-10 (E) HDCU-900 MM 3-3-3. Clock (74 MHz) Duty Adjustment/DPR Board Perform “ 3-3-2. Clock (74MHz) Duty Adjustment/AT Board ” before starting this adjustment. Measure : Oscilloscope (20 MHz BWLimit: ON) Note This adjustment corresponds to the DPR-163 board with part No. suffix -14. Adjustment Procedure Measuring point : TP307 (F-8)/DPR-163 Adj[...]

3-11 (E) HDCU-900 MM 3-4. Video Signal System Adjustment (RC-86 Board) 3-4-1. SD-SDI Output VCO Adjustment Measure : Frequency counter Note After replacing IC508 or IC510 on the RC-86 board only, perform this adjustment. Preparation . Board extension : RC-86 board (front side) . COR501 (B-8)/RC-86 → FREE RUN (Short between 2- pin and 3-pin.) . Co[...]

3-12 (E) HDCU-900 MM 3-4-2. SD-SDI Input VCO Free-run Adjustment Measure : Frequency counter Note After replacing IC601 on the RC-86 board only, perform this adjustment. Preparation . Board extension : RC-86 board (front side) . S110 (L-8)/AT-141 → LOCAL . S101 (L-8)/AT-141 → All OFF . COR601 (A-3)/RC-86 → FREE RUN (Short between 2- pin and 3[...]

3-13 (E) HDCU-900 MM 3-4. Video Signal System Adjustment (RC-86 Board) 3-4-3. Main Clock (74 MHz) Duty Adjustment Measure : Oscilloscope (20 MHz BWLimit: ON) Note This adjustment corresponds to the RC-86 board with part No. suffix -14. Preparation . Board extension : RC-86 board (front side) Adjustment Procedure Measuring point : TP201 (C-6)/RC-86 [...]

3-14 (E) HDCU-900 MM 3-4. Video Signal System Adjustment (RC-86 Board) 3-4-5. PIX Output Level Adjustment Measures : Oscilloscope, SD waveform monitor Preparation . Board extension : RC-86 board (front side) . Board extension : DIF-102 board (rear side) .1 RV354 (B-4)/RC-86 → mechanical center (ENC LEVEL) . S811-1 (M-6)/RC-86 → ON . S811-2 (M-6[...]

3-15 (E) HDCU-900 MM 3-4-6. WF Output Level Adjustment Measures : Oscilloscope, SD waveform monitor Preparation . Board extension : RC-86 board (front side) . Board extension : DIF-102 board (rear side) . 1 RV354 (B-4)/RC-86 → mechanical center (ENC LEVEL) . S811-1 (M-6)/RC-86 → ON . S811-2 (M-6)/RC-86 → OFF . S802 (M-4)/RC-86 → 525 . WF mo[...]

3-16 (E) HDCU-900 MM 3-5. SD Signal System Adjustment (HKCU-901) Preparation . Board extension : IF-789A/789P board (front side) . S101-1 (M-9)/IF-789A/789P → ON . S101-2 (M-9)/IF-789A/789P → SMPTE . S708-1 (M-8)/IF-789A/789P → ON (CLEAR) . S201 (M-9)/IF-789A/789P → OFF . S202 (M-8)/IF-789A/789P → ON . S705 (M-8)/IF-789A/789P → RGB . S7[...]

3-17 (E) HDCU-900 MM 3-5-1. VBS Output Level Adjustment Measures : SD waveform monitor, Vector monitor Preparation Board extension : VDA-57 board (rear side) Adjustment Procedure 1. SYNC level adjustment Measuring point : TP202 (B-6)/IF-789A/789P Adjusting point : 1 RV209 (C-6)/IF-789A/789P Specifications : A = 571 ± 3 mV (for UC) A = 600 ± 3 mV [...]

3-18 (E) HDCU-900 MM 3-5-3. WF Output Level Adjustment Measure : SD waveform monitor Preparation . The VBS output level adjustment (section 3-5-2) should be completed. . WF monitor select switch/MSU → ENC . Board extension : VDA-57 board (rear side) Adjustment Procedure 1. WF signal level adjustment Measuring point : WF OUT connector/VDA-57 Adjus[...]

3-19 (E) HDCU-900 MM 3-5-4. GRB Output Level Adjustment Measure : SD waveform monitor Preparation Board extension : VDA-57 board (rear side) Adjustment Procedure 1. G signal level adjustment-1 Measuring point : TP205 (D-8)/IF-789A/789P Adjusting point : 1 RV216 (D-7)/IF-789A/789P Specifications : A = 1000 ± 5 mV p-p (terminated at 75 Z ) (100% col[...]

3-20 (E) HDCU-900 MM 3-5-5. Y/R-Y/B-Y Output Level Adjustment Measure : SD waveform monitor Preparation . The GRB output level adjustment (section 3-5-4) should be completed. . Board extension : VDA-57 board (rear side) . S705 (M-8)/IF-789A/789P → YCD . S201 (M-8)/IF-789A/789P → OFF Adjustment Procedure 1. Measuring point : Y/G OUTPUT connector[...]

3-21 (E) HDCU-900 MM 5. R-Y signal level adjustment Measuring point : R-Y/R OUTPUT connector/VDA-57 Adjusting point : 1 RV213 (C-7)/IF-789A/789P Specifications : D = 700 ± 5 mV p-p (SET UP : ON) (75% (R-Y) color bar) (for UC) D = 525 ± 5 mV p-p (75% (R-Y) color bar) (for CE) 6. B-Y signal level adjustment Measuring point : B-Y/B OUTPUT connector/[...]

3-22 (E) HDCU-900 MM 1. Input Level Adjustment Adjustment Procedure Measuring point : TP405 (G-4)/IF-789A/789P Adjusting point : 1 RV401 (G-4)/IF-789A/789P Specifications : A = 1.56 ± 0.02 V p-p 2. Phase Adjustment Adjustment Procedure Measuring point : TP503 (G-1)/IF-789A/789P Adjusting point : 1 RV404 (L-3)/IF-789A/789P Specifications : B = 0 3.[...]

3-23 (E) HDCU-900 MM 4. Return Level Adjustment (Pr) Adjustment Procedure 1. CONFIG button/MSU → ON Set using MSU on the touch panel as follows. [ CCU] → [RET|SETTING] → RET1 : 2nd Slot (DIF-RET-1) 2. Measuring point : TP31/extension board (VDA-55) Measure level F. (about 1050 mV) 3. CONFIG button/MSU → ON Set using MSU on the touch panel a[...]

3-24 (E) HDCU-900 MM 3-6. HD Signal Input/Output Adjustment (HKCU-902) 3-6. HD Signal Input/Output Adjustment (HKCU-902) 3-6-1. Y/P B /P R Output Level Adjustment Measure : HD waveform monitor Preparation . Board extension : ADA-59 board (rear side) . BARS button/MSU → ON . S1 (F-2)/ADA-59 → C Adjustment Procedure 1. Y output level adjustment M[...]

3-25 (E) HDCU-900 MM 3-6. HD Signal Input/Output Adjustment (HKCU-902) 3-6-2. GBR Output Level Adjustment Measure : HD waveform monitor Preparation . The Y/P B /P R output level adjustment (section 3-6-1) should be completed. . Board extension : ADA-59 board (rear side) . S1 (F-2)/ADA-59 → 8 . BARS button/MSU → ON Adjustment Procedure 1. G mix [...]

3-26 (E) HDCU-900 MM 3-6. HD Signal Input/Output Adjustment (HKCU-902) 5. R mix level adjustment Measuring point : P R /R OUTPUT1 connector/ ADA-59 Adjusting point : 1 RV302 (L-4)/ADA-59 Specifications : Portion G and portion H must be flat (within 5 mV or less). 6. R signal level adjustment Measuring point : P R /B OUTPUT1 connector/ADA- 59 Adjust[...]

3-27 (E) HDCU-900 MM 3-6. HD Signal Input/Output Adjustment (HKCU-902) 3-6-4. A/D Conversion Level Adjustment Measure : Oscilloscope Note Do not connect anything to the VTR connector of the camera. Preparation . The Y/P B /P R output level adjustment (section 3-6-1) should be completed. . Board extension : VDA-55 board (HDC-900/950) . Board extensi[...]

3-28 (E) HDCU-900 MM 3-7. Video Signal Sytem Adjustment (HKCU-904) 3-7. Video Signal Sytem Adjustment (HKCU-904) 3-7-1. Main Clock (74 MHz) Duty Adjustment Measure : Oscilloscope (20 MHz BWLimit: ON) Preparation . Board extension : LC-41 board (front side) Adjustment Procedure Measuring point : TP1 (B-6)/LC-41 Adjusting point : 1 RV1 (B-5)/LC-41 Sp[...]

HDCU-900 MM SAFETY CHECK-OUT After correcting the original service problem, perform the following safety checks before releasing the set to the customer : Check the metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. Check leakage as described below . LEAKAGE TEST The AC leakage from any exposed metal part [...]

Printed in Japan Sony Corporation 2003. 6 16 B&P Company ©2000 HDCU-900 (UC, J, CE) HKCU-901 (UC, J, CE) HKCU-902 (SY) HKCU-903 (SY) HKCU-904 (SY) J, E 9-968-566-03[...]