KV-DV7 SERVICE MANUAL DVD/CD PLAYER KV-DV7 Area Suffix Continental Europe Northern America China Taiwan Singapore Australia Contents Safety precaution Important for laser products Disassembly method Adjustment method 1-11 Description of major ICs 1-12~17 No.49630 COPYRIGHT 2001 VICTOR COMPANY OF JAPAN, LTD.
KV-DV7 Safety precaution Burrs formed during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. Please use enough caution not to see the beam directly or touch it in case of an...
KV-DV7 Important for laser products 5.CAUTION : If safety switches malfunction, the laser is able 1.CLASS 1 LASER PRODUCT to function. 2.DANGER : Invisible laser radiation when open and inter 6.CAUTION : Use of controls, adjustments or performance of lock failed or defeated. Avoid direct exposure to beam.
KV-DV7 Top cover Disassembly method < Main Body> Removing the top cover (See Fig.1 to 3) Remove the seven screws A on both sides and back of the body. Detach the rear part of the top cover upward and Fig.1 release the joint a on the top side.
KV-DV7 Removing the front panel assembly (See Fig.4 to 6) Prior to performing the following procedure, remove the top cover. Remove the screw B attaching the ground on the top of the body. Remove the four screws C and two screws C' attaching the front panel assembly on both sides of the body.
KV-DV7 Removing mechanism assembly (See Fig.7 to 11) Prior to performing the following procedure, remove the top cover and the front panel assembly. Remove the four screws D attaching the DVD mechanism assembly on the top of the body. Joint c...
KV-DV7 Rear panel Removing the main board Main board (See Fig.12 to 15) Prior to performing the following procedure, remove the top cover, the front panel assembly and the DVD mechanism assembly. Disconnect the wire from connector CN781 on the CN781 main board.
KV-DV7 Removing the fan assembly Fan assembly (See Fig.16 and 17) CN781 Rear panel Prior to performing the following procedure, remove the top cover, the front panel assembly and the DVD mechanism assembly. REFERENCE: It is not unnecessary to remove the main board and the rear panel.
KV-DV7 Replacing the DVD door flame Eject button DVD door flame (See Fig.19 to 24) Prior to performing the following procedure, remove the front panel assembly and the control switch board. Remove each button on the back of the front panel.
KV-DV7 Removing the DVD door Joint g Gear assembly DVD door (See Fig.25 to 29) Prior to performing the following procedure, remove the front panel assembly, the control switch board and the DVD door flame. Remove the screw N attaching the gear assembly on the back of the front panel.
KV-DV7 Adjustment method This model dose not have adjustment. If you change printed circuit board or mechanism assembly, please check as folow as next. Test instruments required for checking (1) Digital oscilloscope (100MHz) (2) AM standard signal generator (3) FM standard signal generator...
KV-DV7 Description of major ICs UPD780058GC-250 (IC701) : Micon 1. Pin layput 2. Pin function (1/2) Pin No. Symbol Function TEMP Templature sensor Non connect Non connect AVSS Audio ground LCDCONT LCD control D_OUT_MUTE DIgital out mute AVREF1 Anarog reference voltage...
KV-DV7 2. Pin function (2/2) Pin No. Symbol Function LCDRST Non connect JBUS_I/O J-BUS I/O S1_CONT S1 control SIDE_BRAKE Side brake detection HEADPHONE Headphone detection REMOCON_SEL Remocon code select SB_SEL_V Side brake select SB_SEL_OP Side brake select LCD/PC_SEL Communication select...
KV-DV7 BA4901A-V3 (IC911) : Regulator 1. Pin layout 2.Pin Function Pin No. Symbol Descriptions VCC-C To be connected with the collector of PNP. VCC-B To be connected with the base of PNP. ACC5V A voltage supply for ACC block. ACC.IN Control of the COMP output by inputting voltage.
KV-DV7 IC-PST9333U-X (IC741) : Regulator 1. Pin layout 2. Block diagram VOUT VOUT 3. Pin function Pin No. Symbol Function Non connect GND terminal VOUT Reset signal output terminal Vcc terminal/Voltage detect terminal NJM2267X-X (IC301) : Video amp. 1. Pin layout 2.
KV-DV7 TC9260F-X (IC131) : E. volume 1. Pin layout 2. Pin function Pin No. Symbol Function Digital ground terminal L-OUT Volume output terminal L-IN Volume input terminal L-LD1 Tap out terminal for loudness(1) A-GND A-GND L-LD2 Tap out terminal for loudness(2)
KV-DV7 VICTOR COMPANY OF JAPAN, LIMITED MOBILE ELECTRONICS DIVISION PERSONAL & MOBILE NETWORK BUSINESS UNIT. 10-1,1Chome,Ohwatari-machi,Maebashi-city,371-8543,Japan 200104 (No.49630)
KV-DV7 PARTS LIST [ KV-DV7 ] * All printed circuit boards and its assemblies are not available as service parts. Area suffix E ----------- Continental Europe J -------------- Northern America UF --------------------------- China UT -------------------------- Taiwan US --------------------- Singapore A ------------------------- Australia...
KV-DV7 Exploded view of general assembly and parts list Block No. TYPE 1 TYPE 2 Main board...
KV-DV7 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area BDL1130-001MSV MECHA FRONTEND BDL1130-001MA BACKEND P.W.B. BDL1130-001ME BACKEND P.W.B. BDL1130-001MJ BACKEND P.W.B. BDL1130-001MUF BACKEND P.W.B. BDL1130-001MUS BACKEND P.W.B. BDL1130-001MUT BACKEND P.W.B. LV10475-001A MECHA BKT(F)
KV-DV7 Parts list (General assembly) Block No. M1MM Item Parts number Parts name Q'ty Description Area LV42021-001A JVC BUDGE LE40564-002A MARK LV42138-001A T.SPRING(D0OR) LV42139-001A T.SPRING(LOCK) LV42140-001A COM.SP(RELE.BU) VKZ4777-003 MINI SCREW FRONT+REAR VKZ4777-003 MINI SCREW F.PANEL+SW.PWB QYSDSF2006Z SCREW F.PANEL+DAM.BKT LV32503-001A NAME PLATE...
KV-DV7 Electrical parts list (Main board) Block No. 01 Item Remarks Item Parts number Parts name Remarks Area Parts number Parts name Area C 101 QEKJ1AM-107Z E CAPACITOR 100MF 20% 10V C 801 NBE21AM-106X E CAPACITOR C 102 NCB31CK-104X C CAPACITOR...
KV-DV7 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area Item Parts number Parts name Remarks Area IC971 TA78L05F-X R 175 NRSA63J-102X MG RESISTOR J 301 QNN0400-002 PIN JACK R 211 NRSA63J-104X MG RESISTOR...
KV-DV7 Electrical parts list (Main board) Block No. 01 Item Parts number Parts name Remarks Area R 734 NRSA63J-472X MG RESISTOR R 735 NRSA63J-103X MG RESISTOR R 736 NRSA63J-331X MG RESISTOR R 737 NRSA63J-473X MG RESISTOR R 741 NRSA63J-222X MG RESISTOR...
KV-DV7 Packing materials and accessories parts list Block No. Block No. A17,A18 KIT:A9...
KV-DV7 Parts list (Packing) Block No. M2MM Item Parts number Parts name Q'ty Description Area LV32504-001A CARTON LV10479-001A CUSHION(L) LV10480-001A CUSHION(R) LV42522-001A PROTECTOR(SLEEV VPE3005-064 POLY BAG QPA01703505P POLY BAG QPA00801205 POLY BAG QPA01003003 POLY BAG FOR TRIM PLATE QPA01203505 ENVELOPE...