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DPC-7.4 Ref. No. 3765 SERVICE MANUAL SERVICE MANUAL Aug, 2003 DVD CHANGER DPC-7.4 MODEL RC-543DV Black model BMDD 120V AC, 60Hz BMPA 230-240V AC, 50Hz SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
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DPC-7.4 SPECIFICATION Video system Standard NTSC (U.S. model), PAL/AUTO (Australian model) Region code 1 (U.S. model), 4 (Australian model) Laser Semiconductor laser, wavelength 650 nm (DVD), 780 nm (CD) 4 Hz - 22 kHz @ 48 kHz sampling rate DVD linear audio...
DPC-7.4 SERVICE PROCEDURES-1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING This set employs a laser. Therefore, be sure to follow carefully the instructions below when servicing. Laser Diode Properties WARNING!! Wavelength: 650/780nm (DVD/CD) SERVICE WARNING : DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY.
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DPC-7.4 SERVICE PROCEDURES-2 2. Safety-check out (Only U.S.A. model) After correcting the original service problem perform the following safety check before releasing the set to the customer Connect the insulating-resistance tester between the plug of power supply cord and terminal GND on the back panel.
SCHEMATIC DIAGRAM-3 NADIS-7808 Q802 HNV-12SM34 U2 : DISPLAY CIRCUIT PC BOARD NADIS-7808 CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH FUSE OF SAME TYPE AND RATING INDICATED. ATTENTION AFIN D'ASSURER UNE PROTECTION P23 40 PERMANENTE CONTRE LES RISQUES P24 39 D'INCENDIE, REMPLACER UNIQUEMENT P25 38...
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DPC-7.4 U13 : INLET TERMINAL PC BOARD NAETC-7820 POWER SUPLLY UNIT P901 AC_H MDD1N:NGPS0036 MPA4P:NGPS0037 AC_G U30 : POWER SUPPLY UNIT P23 40 P24 39 P25 38 P26 37 P27 36 P28 35 P29 34 P30 33 P31 32 R838...
DPC-7.4 SCHEMATIC DIAGRAM NADIS-7808 Q802 HNV-12SM34 U2 : DISPLAY CIRCUIT PC BOARD NADIS-7808 U13 : INLET TERMINAL PC BOARD NAETC-7820 POWER SUPLLY UNIT P901 AC_H MDD1N:NGPS0036 MPA4P:NGPS0037 AC_G CAUTION U30 : POWER FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE SUPPLY UNIT ONLY WITH FUSE OF SAME TYPE AND RATING INDICATED.
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DPC-7.4 MICROPROCESSOR TERMINAL DESCRIPTION-1 Sign Functional name I/O Description P15/ANI5 P16/ANI6 P17/ANI7 MCRST O Reset output pin for sub microprocessor. Avss AVSS I To connect VSS. P130/ANO0 P131/ANO1 FL ON/OFF O Power ON/ OFF pin of FL tube. AVREF1 AVREF1 I Reference voltage input pin for D/A converter.
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DPC-7.4 MICROPROCESSOR TERMINAL DESCRIPTION-2 Sign Functional name Description P64/RD Not used. To connect to GND P65/WR Not used. To connect to GND P66/WAIT Not used. To connect to GND P67/ASTB Not used. To connect to GND P30/TO0 VDOFF O Video off signal output pin.
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DPC-7.4 FL TUBE VIEW Q802: HNV-12SM34 GRID ASSIGNMENT CHAIN CHAIN MODE MODE DISC DISC TITLE TITLE V.OFF V.OFF NEXT NEXT TRACK TRACK PRGV PRGV LAST LAST TOTAL TOTAL REMAIN REMAIN VCDVD VCDVD (1G) (2G-11G) PIN CONNECTION PIN No. 17-39 CONNECTION...
DPC-7.4 PART REPLACEMENT-1 1. CABINET REPLACEMENT 1-3. Tray panel and Mechanism assy <Mechanism assy> 1-1. Top cover and front panel 1-3-1. Remove the retainer. (1) 1-1-1. Remove the top cover. (six screws) 1-3-2. Remove four screws. (2) 1-1-2. Remove the front panel assy.
DPC-7.4 PART REPLACEMENT-2 Tray panel <Mounting> 1-4-4. Insert the tray panel. 1-4-5. Set the FFC (P707) to mechanism control PC board assy. 1-4-6. The pin of main gear and fifing the position of the slot on the tray. 1-4-7. Pull up the nail on the tray panel and insert the tray.
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DPC-7.4 UPGRADE THE FIRMWARE/ TEST MODES-1 1 Updating the Firm Ware 1-1 Open the DISC tray and set the Firm Ware Recorded DISC on DISC1 bay. 1-2 Close the DISC tray. Will start the Firm Ware updating automatically. Will tray open after finish the updating.
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5-5 Press "STANDBY" key of the DPC-7.4 to exit the REGION setting mode. 6 Initialization 6-1 Press the "STOP" & "STANDBY" at the same on the DPC-7.4 with NO DISC condition. 6-2 It's display "COMPLETE" on FL tube after initializing for setting and mechanism setting.
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DPC-7.4 UPGRADE THE FIRMWARE/ TEST MODES MDD1N Default Setting Layer 1 Layer 2 Layer 3 Layer 4 Picture TV Shape 4:3 Letter box Interlaced Setting Progressive Setting Audio Dolby Digital Out Dolby Digital Out Dolby Digital Linear PCM Out Down Sample On...
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Mecha CHANGER MECHANISM PARTS LIST NSP: Not service parts REF. NO. PART NAME DESCRIPTION PART NO. Q'TY RAIL 4154-6031-0 Loading motor AS Q0090C-MOTCC MOTOR CCM07B-045R1-1 PULLEY Roulette motor AS Q0090C-MOTPW MOTOR PWN10EA02D GEAR (WORM) SCREW 2.6TTP+4S 833126047 RBR BELT DVCP701 4157-0281-0 GEAR (PULLEY)
Exploded, Packing EXPLODED VIEW PARTS LIST !: Safety parts, N: New Parts REF. NO. PART NAME DESCRIPTION PART NO. Q'TY Front panel 1404-9301-0 Front bracket 1466-4401-0 Knob (STANDBY) 2446-5901-0 Bracket 4135-3441-0 CLIP CS-1U 4135-3291-0 SCREW 3TTB+8B 838130088 Chassis 1404-7601-0 Holder KGLS-10RT 27190428A Clamper...
PC board PRINTED CIRCUIT BOARD PARTS LIST * : GPE Part number U1 : DVD MAIN CIRCUIT PC BOARD NAAR-7807 AR-7807 N : New part AR-7807 CIRCUIT NO. PART NAME DESCRIPTION PART NO. C1001 C-CERA C CK725B1C-104K1 332121045R1 AR-7807 C1002 C-CERA C CK725B1C-104K1 332121045R1...
PC board VD-7810 R467 C-CARBON R RN72K1J-181JE 435031814R1 VD-7810 R468 C-CARBON R RN72K1J-181JE 435031814R1 AF-7811 U5 : AUDIO SIGNAL OUTPUT TERMINAL PC BOARD NAAF-7811 AF-7811 CIRCUIT NO. PART NAME DESCRIPTION PART NO. AF-7811 C401 ELECT C CE04W16V100M(VR) 394641017 AF-7811 C402 ELECT C CE04W16V100M(VR) 394641017...
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