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Clarion VRX925VD Service Manual
Clarion VRX925VD Service Manual

Clarion VRX925VD Service Manual

Am/fm dvd video/video cd/cd/mp3 player/cd changer controller with 7" lc display
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SPECIFICATIONS

FM tuner section
Frequency range:
87.9MHz to 107.9MHz(U.S.A.)
87.50MHz to 108.0MHz(ASIA/
OCEANIA)
Usable sensitivity:
9dBf
50dB quieting sensitivity:
15dBf
Alternate channel selectivity:
70dB
Stereo separation:
35dB(1kHz)
Frequency response:
30Hz to 15kHz(+3/-3dB)
AM tuner section
Frequency range:
530kHz to 1710kHz(U.S.A.)
5 3 1 k H z t o 1 6 2 9 k H z ( A S I A /
OCEANIA)
Usable sensitivity:
25uV
DVD player section
System:
Digital versatile disc system with
CDDA capable
Usable discs:
DVD video disc,Compact disc
Frequency response:
20Hz to 22kHz(48kHz)(+1/-1dB)
Signal to noise ratio:
100dB(1kHz)IHF-A
Dynamic range:
100dB(1kHz)
Distortion:
0.01%
Audio amplifier section
Rated power output:
18W x 4(20Hz to 20kHz,1%,4 ohm)
Maximum power output:
200W(50W x 4 JEITA)
Speaker impedance:
4 ohm(4 to 8 ohm)
Input section
Video input:
1.0V+0.2/-0.2Vp-p
(input impedance 75 ohm)
Clarion Co., Ltd.
5-35-2, Hakusan, Bunkyouku, Tokyo, 112-8608 Japan
Service Dept.- 50 kamitoda,Toda-shi,Saitama,335-8511 Japan Tel: 048-443-1111 FAX:048-433-6996
R
- 1 -
Service Manual
AM/FM DVD Video/Video CD/CD/
MP3 Player/CD Changer Controller
with 7" LC Display
Model
(QC-6810B-B)
(for U.S.A./ Region No. "1")
(QC-6810K-B)
(for ASIA / Region No. "3")
(QC-6810K-C)
(for OCEANIA / Region No. "4")
Audio input:
Video output section
Video output:
LCD monitor section
Screen size:
Display method:
Drive method:
Pixels:
General
Power source voltage: 14.4V DC
Ground:
Current consumption: 4.0A(1W)
Auto antenna rated current:
Dimensions(mm):
Weight:
Published by Service Dept.
298-5995-00 Aug.2002 P
Printed in Japan
130mV+60/-60mVrms(High)
600mV+80/-80mVrms(Mid)
840mV+100/-100mVrms(Low)
(input impedance 10k ohm or
greater)
1.0V+0.2/-0.2Vp-p(output imped-
ance 75 ohm)
7-inch wide type
(152mm Width x 85mm Height)
Transmission type TN Liquid
Crystal Display
TFT(thin-film transistor) active
matrix driving
336,960(1440x234)
(10.8 to 15.6V allowable)
Negative
500mA less
Main unit
178(W)x50(H)x165(D)
Tuner amp unit
178(W)x37.5(H)x209.5(D)
Remote control unit
54(W)x28.8(H)x155(D)
Main unit 2.3kg
Tuner amp unit 1.1kg
Remote control unit 70g
(including battery)
VRX925VD

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Summary of Contents for Clarion VRX925VD

  • Page 1: Specifications

    Clarion Co., Ltd. Published by Service Dept. 5-35-2, Hakusan, Bunkyouku, Tokyo, 112-8608 Japan 298-5995-00 Aug.2002 P Service Dept.- 50 kamitoda,Toda-shi,Saitama,335-8511 Japan Tel: 048-443-1111 FAX:048-433-6996 Printed in Japan Service Manual AM/FM DVD Video/Video CD/CD/ MP3 Player/CD Changer Controller with 7" LC Display...
  • Page 2 If wrong wiring connections are made with the battery connected, a short circuit and/or fire may occur. If extensive damage is caused due to negligence of re- pair, the legal responsibility shall be with the repairing company. 5. Cautions regarding chips. - 2 - VRX925VD...
  • Page 3: System Check

    Reset button both of tuner amp unit and Display is not accurate. noise,etc. main unit for about 2 seconds with a thin rod.When the reset button is pressed,turn off the ACC power. - 3 - VRX925VD...
  • Page 4: Clock Adjustment

    USA to outside the USA or from outside the USA to inside the USA. Any station preset memories are lost when the recep- tion area is changed. BLOCK DIAGRAM DVD mechanism section - 4 - VRX925VD...
  • Page 5 Tuner amp unit section - 5 - VRX925VD...
  • Page 6 Main unit section PANEL SWITCH PWB SUB LCD PWB SLIDE MECHANISM LCD PWB MAIN PWB-B MAIN PWB-A H-DVD MECHANISM INNER SWITCH PWB MAIN PWB-C - 6 - VRX925VD...
  • Page 7 Adjust VR702(COM-AMP) so that the amplitude of TP714 pin 52: VSS : - : Negative supply voltage. is 8.0V(+0.1V/-0.1V p-p). pin 53: DMA 0 : O : DRAM address output. pin 54: DMA 1 : O : DRAM address output. - 7 - VRX925VD...
  • Page 8 : - : Negative supply voltage. pin126: HD 4/DCI 4 :I/O: Host data & DCI data input/output. pin201: VCC : - : Positive supply voltage. pin127: HD 5/DCI 5 :I/O: Host data & DCI data input/output. - 8 - VRX925VD...
  • Page 9 :I/O: For the test. pin 24: BUS IN OUT : O : The audio selection signal output for Ce- NET. pin 59: TEST 10 :I/O: For the test. pin 25: NU : - : Not in use. - 9 - VRX925VD...
  • Page 10 : O : The LED drive output. pin 84: NU : - : Not in use. 6: AUT DIMM : IN : The automatic dimmer signal input. pin 85: NU : - : Not in use. - 10 - VRX925VD...
  • Page 11 : O : Up/Down motor control. pin 81: SEG 9 : O : The segment output. pin 48: OPN CLS MF : O : Open/Close motor control. pin 82: SEG 8 : O : The segment output. - 11 - VRX925VD...
  • Page 12 : IN : The serial data input from DVD Signal Processor. 052-7063-01 MR27V1602F-OHCTP 16M bit One Time PROM 1.Terminal Description 1: NU : - : Not in use. 2: A 18 : IN : The address input. - 12 - VRX925VD...
  • Page 13: Exploded View Parts List

    335-6836-00 IR PLATE 039-2137-00 INNER SWITCH PWB DCP-396-601 DCP ASSY (WITHOUT COMPONENT) 746-0931-00 WASHER 346-0151-00 LEATHER SHEET 746-0761-00 WASHER 335-6730-00 DICS GUIDE 781-2650-00 SCREW 335-6728-00 RELEASE LEVER 331-3389-02 BRACKET A 750-6729-00 SPRING 331-3390-00 BRACKET B 331-3391-00 DCP HOLDER - 13 - VRX925VD...
  • Page 14 335-6731-00 S-LCD COVER 347-6085-00 DOUBLE FACE 382-6465-00 BUTTON(DISP/OPN) 345-8598-00 CUSHION 382-6464-00 BUTTON(+/-) 345-8618-01 CUSHION 373-0983-00 DIAL COVER 347-6805-00 SHADE 378-0537-00 BADGE 383-0687-00 BADGE(CLARION) 716-3483-00 SCREW 345-8737-00 SHADE 716-1845-01 SCREW 716-1845-01 SCREW 781-2040-01 P-SCREW 347-6780-00 SHADE 370-9614-03 ESCUTCHEON(B-B) 948-0646-00 SLIDE MECHANISM ASSY...
  • Page 15 780-2003-00 SCREW 074-1189-85 OUTLET SOCKET(35P) 335-6776-00 SENSOR ILLUMI 074-1205-82 OUTLET SOCKET(32P) 345-5185-01 GASKET 074-1275-58 OUTLET SOCKET(8P) 076-0645-80 PLUG(30P) 345-8738-00 SPACER 347-6807-00 SPACER 074-1276-80 OUTLET SOCKET(30P) 074-1296-64 OUTLET SOCKET(14P) 347-5541-01 INSULATOR 076-0529-04 PLUG(4P) 076-0663-64 PLUG(14P) 074-1189-95 OUTLET SOCKET(45P) - 15 - VRX925VD...
  • Page 16 716-0878-00 IT-SCREW 714-2605-81 MACHINE SCREW 013-5102-00 SLIDE SWITCH 074-1030-00 OUTLET SOCKET 092-0612-03 ANTENNA RECEPTACLE 880-2089K TUNER 074-1125-18 OUTLET SOCKET 074-1194-00 OUTLET SOCKET(13P) 074-1134-00 OUTLET SOCKET(20P) 075-0310-03 JACK 013-3949-00 SWITCH 075-9002-02 JACK(4P) 051-2038-10 IC(LA47501) 075-9001-00 JACK(6P) 073-0762-90 TERMINAL - 16 - VRX925VD...
  • Page 17: Electrical Parts List

    168-1022-55 1000pF C528 166-1011-50 100pF CH C545 178-1052-78 1uF C512 042-0643-51 16V100uF C529 042-0474-92 50V1uF NP C546 178-1052-78 1uF C513 168-1032-55 0.01uF C530 178-1052-78 1uF C547 178-1052-78 1uF C514 168-6822-55 6800pF C531 178-1052-78 1uF C548 168-1032-55 0.01uF - 17 - VRX925VD...
  • Page 18 119-1021-15 1/16W 1k ohm R657 032-0140-96 1/10W 120k ohm F R518 119-1021-15 1/16W 1k ohm J1002 074-1134-00 20P R658 032-0140-55 1/16W 4.7k ohm F J1003 075-9001-00 6P R519 119-8211-15 1/16W 820 ohm R659 032-0140-89 1/4W 47k ohm F - 19 - VRX925VD...
  • Page 19 172-1041-11 0.1uF 042-0559-00 5.5V0.1uF 168-1042-78 16V0.1uF 184-1083-32 16V1000uF 163-4763-35 16V47uF 168-1042-78 16V0.1uF 172-1041-11 0.1uF 042-0627-90 16V100uF 042-0643-51 16V100uF 168-1042-78 16V0.1uF 042-0627-90 16V100uF 168-1042-78 16V0.1uF 163-1073-35 16V100uF 168-1042-78 16V0.1uF 042-0643-51 16V100uF 168-1042-78 16V0.1uF 168-1042-78 16V0.1uF 168-1042-78 16V0.1uF - 20 - VRX925VD...
  • Page 20 CCT107 050-0140-58 470 ohmx4 C127 042-0567-53 6.3V10uF C304 168-1042-78 16V0.1uF CCT108 050-0122-51 1/16W 47k ohmx4 J C150 163-1073-35 16V100uF C305 168-1042-78 16V0.1uF CCT109 050-0122-51 1/16W 47k ohmx4 J C151 163-1063-35 16V10uF C306 042-0567-53 6.3V10uF CCT110 050-0140-58 470 ohmx4 - 21 - VRX925VD...
  • Page 21 190-1736-00 2SA1736 032-0140-57 1/16W 5.6k ohm F IC104 051-7513-08 HD74LV541A 125-2024-95 RN1605 119-1541-15 1/16W 150k ohm IC105 051-7513-08 HD74LV541A 101-1143-00 2SB1143 119-1021-15 1/16W 1k ohm IC106 051-6437-00 YGV608F 190-1428-00 2SA1428 119-2231-15 1/16W 22k ohm IC107 051-7262-08 SN74AHC2G14HD - 22 - VRX925VD...
  • Page 22 168-1032-55 0.01uF C766 178-1052-78 1uF C743 168-1032-55 0.01uF C723 178-1052-78 1uF C767 166-5611-50 560pF CH C744 178-1052-78 1uF C724 166-1201-50 12pF CH C768 168-1045-56 0.1uF C745 178-1052-78 1uF C725 178-1052-78 1uF C769 168-1045-56 0.1uF C746 178-1052-78 1uF - 23 - VRX925VD...
  • Page 23 Q810 125-2004-96 RN1406 R767 119-1051-15 1/16W 1M ohm CCT803 050-0122-53 1/16W 1k ohmx4 J R768 119-6831-15 1/16W 68k ohm Q901 190-1461-00 2SA1461 CCT804 050-0122-53 1/16W 1k ohmx4 J Q902 125-2004-93 RN1403 R769 119-2711-15 1/16W 270 ohm - 24 - VRX925VD...
  • Page 24 001-7055-90 NSCWS405T R989 119-2221-15 1/16W 2.2k ohm S982 013-6519-50 LS9J2M-2SR/FG D984 001-0584-20 MA8056 R990 119-7501-15 1/16W 75 ohm S983 013-6519-50 LS9J2M-2SR/FG D985 001-0584-20 MA8056 R991 119-7501-15 1/16W 75 ohm IC980 051-5828-90 TPS819 R992 119-1031-15 1/16W 10k ohm - 25 - VRX925VD...
  • Page 25 119-1001-15 1/16W 10 ohm C333 168-1042-78 0.1uF R512 119-4721-15 1/16W 4.7k ohm C334 168-1042-78 0.1uF R103 119-1021-15 1/16W 1k ohm R513 119-4721-15 1/16W 4.7k ohm R104 119-1021-15 1/16W 1k ohm C335 168-1042-78 0.1uF R514 119-4731-15 1/16W 47k ohm - 26 - VRX925VD...
  • Page 26 166-1011-50 100pF CH C1113 168-1522-55 1500pF D505 001-0367-91 1SS226 C1028 166-1011-50 100pF CH C1115 163-1053-65 50V1uF D506 001-0367-91 1SS226 C1029 042-0474-92 50V1uF NP C1118 043-0506-50 0.1uF D509 001-0367-91 1SS226 C1030 042-0474-92 50V1uF NP C1121 168-4732-78 0.047uF - 18 - VRX925VD...
  • Page 27: Circuit Diagram

    1. To open the mechanism,connect (A) to (-) and (B) to (+) on MUTE the PWB of the slide mechanism. 3. Release it after beep sounds. 2. To close the mechanism,connect (A) to (+) and (B) to (-). CIRCUIT DIAGRAM Inner switch PWB((B4) section - 27 - VRX925VD...
  • Page 28 Panel switch PWB(B5) section - 28 - VRX925VD...
  • Page 29 Tuner PWB(B1) section 1/3 VRX925VD - 29 -...
  • Page 30 Tuner PWB(B1) section 2/3 VRX925VD - 30 -...
  • Page 31 Tuner PWB(B1) section 3/3 VRX925VD - 31 -...
  • Page 32 5 FRONT RIGHT SP(+) 14 PHONE INT BLU/WHT 6 FRONT LEFT SP(+) 15 ANT +B ORG/WHT 7 FRONT RIGHT SP(-) 16 ILLUMI 8 FRONT LEFT SP(-) 17 PARKING BRAKE 9 REAR RIGHT SP(+) 18 ACC LIGHT GRN - 32 - VRX925VD...
  • Page 33 CIRCUIT DIAGRAM Main PWB(B2) section 1/4 - 33 - V R X 925V D...
  • Page 34 Main PWB(B2) section 2/4 VRX925VD - 34 -...
  • Page 35 Main PWB(B2) section 3/4 - 35 - VRX925VD...
  • Page 36 Main PWB(B2) section 4/4 - 36 - VRX925VD...
  • Page 37 PRINTED WIRING BOARD FUSE 120-0030-00(3A) Main PWB(B2) / Inner switch PWB(B4) section 1 GND 2 B/U+14V 3 DVD+9V 4 GND 5 GND 6 NC 7 BUS(+) 8 BUS(-) 9 DVD R(+) 10 DVD R(-) 11 MASTER REQ 12 VIDEO IN 13 VI GND 14 DVD L(+) 15 DVD L(-)
  • Page 38 CIRCUIT DIAGRAM LCD PWB(B3) section 1/2 - 38 - VRX925VD...
  • Page 39 LCD PWB(B3) section 2/2 / Sub LCD PWB(B6) section - 39 - VRX925VD...
  • Page 40 PRINTED WIRING BOARD LCD PWB(B3) / Panel switch PWB(B5) / Sub LCD PWB(B6) section 039-2144-00 - 40 - VRX925VD...
  • Page 41 CIRCUIT DIAGRAM DVD PWB(B7) section 1/2 TO PAGE 42 DVD PWB 2/2 TO PAGE 42 DVD PWB 2/2 VRX925VD...
  • Page 42 DVD PWB(B7) section 2/2 VRX925VD...
  • Page 43 PRINTED WIRING BOARD DVD PWB(B7) section - 43 - VRX925VD...