JVC KV-M705 Service Manual Download Page 3

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(No.MA209)1-3

SECTION 1

PRECAUTION

1.1

Safety Precautions

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS.

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.

Summary of Contents for KV-M705

Page 1: ...the board material Sn Ag Cu melting point 219 Centigrade TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 3 3 DISASSEMBLY 1 4 4 ADJUSTMENT 1 10 5 TROUBLESHOOTING 1 14 Area suffix J Northern America E Southern Europe UT Taiwan UN Indonesia U Other Areas KV M706 Area suffix E Southern Europe UT Taiwan UN Indonesia HUN Indonesia U Other Areas KV M705 ...

Page 2: ...Ω Audio RCA pin 1 circuit 1 5 V rms Other terminal AV bus AV BUS Power requirement Operating voltage DC 14 4 V 11 V to 16 V allowance Grounding system Negative ground Allowable operating temperature 0 C to 40 C 32 F to 104 F Allowable storage temperature 10 C to 60 C 14 F to 140 F Dimensions W H D Installation size approx With sleeve mounting plate Type B standard 182 mm 52 mm 165 mm 7 3 16 in 2 1...

Page 3: ...ION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS 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 ...

Page 4: ...dy See Fig 1 2 From the bottom side of the main body release the two claws a attaching the front assembly to the main body See Fig 2 3 Take out the front assembly forward from the main body 4 Lift up the lock lever of the connector CN471 on the front key board and disconnect the card wire from it See Fig 3 Fig 1 Fig 2 Fig 3 A A Front assembly Front assembly Claws a Front assembly Front key board C...

Page 5: ...crews C attaching the top drive unit to the main body See Fig 5 3 From the top side of the main body lift the top drive unit from the bottom case assembly 4 Lift up the lock lever of the connectors CN391 and CN392 on the system control board and disconnect the flexible wires from it See Fig 6 5 Take out the top drive unit from the bottom case assembly Fig 4 Fig 5 Fig 6 B B Top case assembly Top dr...

Page 6: ...assembly in the direction of the arrow by turning the feed gear See Fig 8 4 From the top side of the top drive unit remove the screw D attaching the LCD assembly to the top drive unit See Fig 9 5 Take out the LCD assembly from the top drive unit Reference When reattaching the LCD assembly pass the flexible wire through the slot c of the mecha assembly as before See Fig 10 When reattaching the FPC ...

Page 7: ...splay back panel See Figs 12 and 13 Prior to performing the following procedures remove the front assembly top drive unit LCD assembly and display rear cov er 1 From the back side of the LCD assembly remove the two screws G attaching the display back panel to the LCD as sembly See Fig 12 2 From the both sides of the LCD assembly remove the six screws H attaching the display back panel to the LCD a...

Page 8: ...ee Fig 15 Prior to performing the following procedures remove the front assembly top drive unit LCD assembly display rear cover display back panel and monitor board 1 From the back side of the LCD assembly release the four section d attaching the LCD module while lifting up the LCD module 2 Take out the LCD module from the LCD assembly Reference When releasing the LCD module take care not to break...

Page 9: ... control board 3 Take out the system control board from the bottom case assembly Fig 17 3 1 10 Removing the front key board See Fig 18 Prior to performing the following procedure remove the front assembly 1 From the back side of the front assembly remove the spac er from the front key board 2 Remove the eight screws N attaching the front key board to the front assembly 3 Take out the front key boa...

Page 10: ...OSE buttons in this order and keep them pressed for 3 seconds or more 3 The service mode menu is displayed in the monitor 4 To exit the service mode press the POWER button on the main unit for more than 3 seconds Service Mode Menu INITIALIZE ALL INFORMATION LCD SETTING MODE MONITOR MECHA RUNNING MONITOR MECHA CHECK READ MECHA ERROR CLEAR MECHA ERROR INITIALIZE DW UP SEL MODE ENT The service mode m...

Page 11: ...PLITUDE COM DC DAC OUT RGB AMPLITUDE BRIGHT GAMMA1 GAMMA2 SUB BRIGHT R SUB BRIGHT B MENU EEPROM WRITE DW UP SEL MODE ENT MENU EEPROM WRITE DW UP SEL MODE ENT MENU EEPROM WRITE DW UP SEL MODE ENT See LCD adjustment for details LCD SETTING NTSC PHASE CONTRAST TINT COLOR PICTURE INPUT MODE SW AGC SW ON GAMMA TEST OFF NTSC PAL CHANGE LCD SETTING NTSC EEPROM WRITE Press the MENU button NOW EXECUTING is...

Page 12: ...NNING MODE 5 RUNNING MODE 6 MENU BACK DW UP SEL MODE ENT E 1 XXXXXX E01 XXXXXX E 2 XXXXXX E02 XXXXXX E 3 XXXXXX E03 XXXXXX E 4 XXXXXX E 5 XXXXXX MENU BACK TOTAL ERROR XXXXXX This mode is not used for service To exit running mode press the POWER button for more than 3 seconds Then service mode is finished MIN Value of the monitor angle 0 C entered by the initialization processing MAX Value of the m...

Page 13: ...T Main unit operation in adjustment MODE key Return to LCD SETTING menu key Change value one step changes by one time of input Carry out this operation with both modes of NTSC and PAL Adjustment for all version Carry out this adjustment with both modes of NTSC and PAL COM AMPLITUDE COM DC DAC OUT RGB AMPLITUDE BRIGHT GAMMA1 GAMMA2 SUB BRIGHT R SUB BRIGHT B PHASE CONTRAST TINT COLOR PICTURE Item Pr...

Page 14: ...ice mode and operate INITIALIZE ALL Refer to 4 1 2 Service mode setting procedure and 4 1 3 Operation procedures 2 After the all data are initialized press the RESET button of the main unit 3 After the display panel is closed start the operating the mechanism initialization 4 After the operating mechanism initialization press the POWER button of the main unit for more than 3 seconds POWER button R...

Page 15: ...D GROUND POWER MEMORY LEAD BACKUP 3 A VI WH REVERSE L GN PARKING OR WH ILL RD ACC BK GND YL MEMORY BK Black RD Red WH White YL Yellow OR Orange ILL Illuminations Control ACC MEMORY ACC Line GND Memory Backup Battery Ground PARKING Parking Brake VI Violet L GN Light Green REVERSE Reverse Gear Signal Lead ...

Page 16: ... No MA209 AV MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited VPT Printed in Japan ...

Page 17: ...d in the board material Sn Ag Cu melting point 219 Centigrade Area suffix J Northern America E Southern Europe UT Taiwan UN Indonesia U Other Areas KV M706 Area suffix E Southern Europe UT Taiwan UN Indonesia HUN Indonesia U Other Areas KV M705 Contents Block diagram Standard schematic diagrams Printed circuit boards 2 1 2 3 2 11 to 14 CD ROM No SML200510 ...

Page 18: ... 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 Safety precaution ...

Page 19: ... M E M O ...

Page 20: ...LER CS TX_LCD CLK_LCD INV_PWR SYS5V R_IN2 G_IN2 B_IN2 SW1 SW2 STH1 STH2 STV1 STV2 CLK1 to CLK3 OEV1 to OEV3 CPV OEH Q651 to Q654 VCOM IC741 SYNC BUFF SYNC_OUT HSYNCIN VDBIN Q701 Q702 POSITION SET NTSC PAL_OUT POSSET HPOS1 VPOS1 IC761 PLL DAC_OUT PD RESET BLACK POL IC703 INVERTER HOUT VOUT HSY_IN HSYNC VSYNC BACK LIGHT T851 TRANS IC811 B L DRIVER ENA IC801 14V 5V REG 5V S IC901 SW REG IC911 17V 12V...

Page 21: ...ATION INPUT2 INP2_L INP2_R INP2_V IC252 AUDIO ISOLATION IC201 ISO VIDEO SELECT IC202 IC203 VIDEO AMP IC103 JBUS BUFF VOUT Q256 to Q258 AUDIO MUTE CN351 CN312 CN311 CN331 CN471 RST ACCCHK REVERSE PARKING ACC CNTL0 CNTL1 CNTL2 SW B PWR CLSW ANGSW HSW PULSE VR ANGSENS MVCNT IC461 REMOCON REMOCON LED_CONT FPKEY0 FPKEY1 FP_REM OPEN CLOSE LED_CONT S431 to S434 S441 to S444 SWITCH S435 OPEN CLOSE SWITCH ...

Page 22: ... 47 16 C280 NI C281 NI C282 0 01 NI C331 0 01 NI C332 0 01 NI C333 0 R277 47 16 C261 IC251 NJM4565V X 5 6 7 8 4 3 2 1 IC252 NJM4565V X 5 6 7 8 4 3 2 1 Q342 NI R345 47k C342 NI TP361 TP362 TP363 TP364 TP365 TP366 TP367 TP368 TP369 TP351 TP352 TP354 TP355 TP356 TP357 TP358 TP359 TP360 TP301 TP302 TP303 TP305 TP306 TP307 TP304 R326 47k C334 0 1 Q312 UN2211 X R324 22k R325 2 2k Q311 2SB709A QR X 100 1...

Page 23: ...R321 47k C328 0 1 470 R156 R316 NI Q255 UN2111 X D253 MA8110 M X C283 47 16 L303 4 7 R332 1k R335 0 Q102 UN2111 X R157 NI C126 NI R159 470 R381 0 R383 0 R385 0 R386 0 R387 0 R388 0 R389 0 R390 0 R391 0 R3930 R3920 C393 0 1 C394 0 1 C397 10 25 L391 NQL49CM 100X 10 C395 100 10 C396 10 25 R396 NI R395 NI R163 10k R161 10k R162 10k R160 0 X102 NAX0244 001X 22p C127 22p C128 R165 0 TP101 TP138 TP137 TP...

Page 24: ... 4 1 4 N I R 4 1 1 N I R 4 0 7 C 4 0 7 N I R 4 2 1 2 7 0 R 4 1 8 N I R419 0 C 4 2 1 N I R 4 1 5 4 7 0 D 4 2 1 S M L 3 1 0 V T J K X R 4 0 2 IC461 RPM6938 V4 1 2 3 C 4 1 1 N I S 4 4 4 N S W 0 2 0 6 0 0 1 X 1 2 D 4 0 6 D 4 0 3 C 4 1 5 N I R 4 6 1 4 7 D 4 1 7 N I D 4 0 7 D 4 1 3 N I R 4 0 3 R444 10k Q412 NI D 4 0 8 R 4 0 1 P O W E R O P E N C L O S E A N G L E O U T G N D P O W E R A N G L E M O D E ...

Page 25: ...4F1 13X 1 2 3 4 5 6 7 8 9 10 11 12 13 OPEN CLOSE ILL_GND R E S E T GND O P E N C L O S E REMOCON 5V RESET GND FPKEY0 FPKEY1 P O W E R ILL_GND LED_CONT ILL10V ILL_B A N G L E A S P E C T M E N U U P A N G L E D O W N M O D E V C C 4 9 V ALL RESISTANCE VALUES ARE IN OHM ALL CAPACITANCE VALUES ARE IN uF p pF 1 VOLTAGES ARE DC MEASURED WITH A DIGITAL VOLT METER 2 UNLESS OTHERWISE SPECIFIED CONDITION D...

Page 26: ... 1 16 C624 100 10 C602 0 1 16 C922 R651 NI R654 NI R661 0 R662 NI C657 NI 0 R503 0 R501 C653 10 25 C652 10 25 150 R606 NI R624 NI R625 0 1 16 C625 22 L633 47 10 C639 0 1 16 C640 47 L904 10 25 C906 47 L907 C913 10 25 10 25 C912 C907 10 25 TP520 TP519 TP518 TP517 TP516 TP515 TP514 TP512 TP511 TP510 TP509 TP508 TP507 TP506 TP505 TP504 TP503 TP501 47 L908 47 L905 C914 10 25 C908 10 25 C909 10 25 C915 ...

Page 27: ...14 1 0 C812 D851 BAV99L X 2 1 3 0 047 C842 10p 3k C853 100p C819 100p C825 10 25 C833 0 47 C813 5 1k R842 100p C824 0 001 C823 NMFZ018 2R5X E F831 NMFZ018 2R5X E 0 047 C841 100p C821 10 25 C834 0 015 C854 10 25 C851 0 1 C852 5 1k R841 51k R852 10 25 C844 D842 MA8047 M X Q842 UPA1890GR 9JG X 8 7 6 5 4 3 2 1 Q841 UPA1890GR 9JG X 8 7 6 5 4 3 2 1 1M R851 MA8047 M X D841 220p C818 D852 BAV99L X 2 1 3 C...

Page 28: ... 7 0V 10k R3 1 0 k R 3 1 0 1 T P 3 1 2 T P 3 1 3 T P 3 1 4 TP322 1 0 V 2 0 V 3 0 V 4 0 V 5 1 1 4 V R 3 1 0 8 2 2 k C 3 1 0 8 2 2 p R 3 1 0 9 1 k R 3 1 1 0 3 3 k V R 3 5 1 N V Q 0 0 0 8 B 1 4 X C3501 0 1 R 3 6 0 2 1 5 k R 3 6 0 1 1 8 0 C 3 6 0 1 0 1 S361 NSW0120 002X P3601 GP2S60B X CLSW TO TO VR GND GND GND OUT1 OUT2 OUT3 IN1 IN2 GND VCC2 IN3 VCC1 GND SLIDE_MOTOR ANGLE_MOTOR V I N G N D V I N B O ...

Page 29: ...332 C 3 0 0 8 0 0 1 R3003 1k IC312 NJM2125F 1 0 V 2 0 V 5 1 1 4 V R 3 1 0 9 1 k C 3 1 0 9 0 1 SW B SW B GND GND CNTL0 CNTL1 CNTL2 MVCNT PWR 5V GND ANGSENS CLSW ANGSW HSW PULSE 5V ANGSENS GND 5V PULSE HSW GND ANGSW ANGSENS HSW C N T L V I N G N D V O U T A D J V I N G N D B 1 VOLTAGES ARE DC MEASURED WITH A DIGITAL VOLT METER CONDITION DC SUPPLY 14 4V WITHOUT MONITOR 2 UNLESS OTHERWISE SPECIFIED AL...

Page 30: ... C376 C377 C378 C379 R205 R206 C382 C381 R273 R274 R275 R276 C211 R292 C280 C281 C282 C261 IC251 IC252 IC201 Q342 R345 C329 TP351 TP358 TP359 TP360 TP331 TP336 R382 R384 Q310 Q307 R322 R321 C328 R326 C334 R156 C204 C205 C320 R289 Q253 R295 Q255 D253 C283 L303 IC303 C347 C345 C346 Q102 R157 C126 R159 R383 R214 R215 C395 R163 R161 R162 R287 R288 C251 C252 C253 C254 C255 C256 C272 C273 C276 C277 PP1 ...

Page 31: ...R272 R279 R280 R283 R284 PP3 R286 R285 R278 C331 C332 C333 R277 L101 C342 TP361 TP362 TP363 TP364 TP365 TP366 TP367 TP368 TP369 TP352 TP354 TP355 TP356 TP357 TP301 TP302 TP303 TP305 TP306 TP307 TP304 TP321 TP322 TP323 TP324 TP326 TP325 TP327 TP328 TP329 TP330 TP333 TP334 TP335 TP337 TP338 TP339 TP341 TP332 R119 R104 R158 Q312 R324 R325 Q311 R316 R333 R332 C344 R335 R334 R381 R385 R386 R387 R388 R3...

Page 32: ...638 R705 R513 R511 R637 R639 R902 R903 R901 L901 D902 C723 C921 TP708 R655 R635 C803 Q652 TP931 TP921 R632 R636 R633 R634 R631 R721 C701 R601 C622 C634 L601 C501 C502 L762 C801 C804 C788 C794 C714 C713 C712 C711 C709 C708 C707 C706 C705 C704 C703 C702 R717 R715 R714 R713 R712 R711 R709 R708 R707 R706 L632 R604 IC511 IC521 IC601 IC703 IC701 D901 L902 C901 C905 C816 R814 R812 IC801 CN851 C817 C822 R...

Page 33: ...2 14 Lead free solder used in the board material Sn Ag Cu melting point 219 Centigrade Monitor board Reverse side ...

Page 34: ... No MA209SCH Printed in Japan VPT AV MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10 1 1chome Ohwatari machi Maebashi city 371 8543 Japan Victor Company of Japan Limited ...

Page 35: ... and parts list Block No M1 Electrical parts list Block No 01 02 Packing materials and accessories parts list Block No M3 KV M705 KV M706 3 2 3 6 3 12 Area suffix E Southern Europe UT Taiwan UN Indonesia HUN Indonesia U Other Areas KV M705 Area suffix J Northern America E Southern Europe UT Taiwan UN Indonesia U Other Areas KV M706 MA209 ...

Page 36: ...general assembly and parts list a a e f g Monitor board Block No M M M 1 20 21 19 9 9 9 53 17 16 22 25 25 24 24 5 8 8 8 8 8 8 13 13 11 12 10 57 15 15 15 48 14 18 4 31 7 23 6 42 40 37 34 42 36 39 38 35 41 41 52 18 47 31 4 46 ...

Page 37: ...3 3 a b b c c d d e e f f g System control board Front key board M M 34 42 36 8 35 41 41 41 41 41 41 44 48 47 3 3 2 51 33 43 26 45 19 27 30 54 55 29 32 30 30 31 31 52 18 31 4 4 4 56 1 28 31 50 50 50 49 ...

Page 38: ... BKT 29 QYSDST3006MA TAP SCREW M3 x 6mm 30 LV41200 004A SPECIAL SCREW x5 31 QYSDST2606ZA TAP SCREW M2 6 x 6mm x13 32 LV36409 002A EJECT LEVER 33 LV36570 002A FFC HOLDER 34 LV11146 003A FRONT PANEL M705E M705HUN M705U M705UN M705UT 34 LV11146 004A FRONT PANEL M706E M706J M706U M706UN M706UT 35 LV22126 001A BUTTON L M705E M705HUN M705U M705UN M705UT 35 LV22126 002A BUTTON L M706E M706J M706U M706UN ...

Page 39: ...3 5 MEMO ...

Page 40: ...106X E CAPACITOR 10uF 16V M C204 NEAF1AM 107X E CAPACITOR 100uF 10V M C205 NCF31CZ 104X C CAPACITOR 0 1uF 16V Z C206 NCB31HK 103X C CAPACITOR 0 01uF 50V K C207 NCZ1063 104X C CAPACITOR 0 1uF C208 NCJ11EK 106X R C CAPACITOR C209 NCF31CZ 104X C CAPACITOR 0 1uF 16V Z C210 NCF31CZ 104X C CAPACITOR 0 1uF 16V Z C211 NEHN1CM 477X E CAPACITOR 470uF 16V M C213 NEHN1CM 477X E CAPACITOR 470uF 16V M C217 NCF3...

Page 41: ...W J Symbol No Part No Part Name Description Local R134 NRSA63J 223X MG RESISTOR 22kΩ 1 16W J R135 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R136 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R137 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R138 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R139 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R140 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R141 NRSA63J 471X MG RESISTOR 470Ω 1 16W J R142 N...

Page 42: ... R345 NRSA63J 473X MG RESISTOR 47kΩ 1 16W J R346 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R347 NRSA63J 472X MG RESISTOR 4 7kΩ 1 16W J R348 NRSA63J 512X MG RESISTOR 5 1kΩ 1 16W J R351 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R352 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J Symbol No Part No Part Name Description Local R353 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R354 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R355 NRSA63J 0R...

Page 43: ...6V K C622 NBE41AM 476X TA E CAPACITOR 47uF 10V M C623 NCJ11EK 106X R C CAPACITOR C624 NCB31CK 104X C CAPACITOR 0 1uF 16V K C625 NCB31CK 104X C CAPACITOR 0 1uF 16V K C626 NCJ11EK 106X R C CAPACITOR C630 NCB31CK 104X C CAPACITOR 0 1uF 16V K C631 NDC31HJ 220X C CAPACITOR 22pF 50V J C632 NDC31HJ 270X C CAPACITOR 27pF 50V J C633 NCB30JK 105X C CAPACITOR 1uF 6 3V K C634 NBE51AM 107X TA E CAPACITOR 100uF...

Page 44: ...J R522 NRSA63J 333X MG RESISTOR 33kΩ 1 16W J R523 NRSA63J 333X MG RESISTOR 33kΩ 1 16W J R524 NRSA63J 333X MG RESISTOR 33kΩ 1 16W J R525 NRSA63J 223X MG RESISTOR 22kΩ 1 16W J R526 NRSA63J 223X MG RESISTOR 22kΩ 1 16W J R527 NRSA63J 223X MG RESISTOR 22kΩ 1 16W J R528 NRSA63J 223X MG RESISTOR 22kΩ 1 16W J R531 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R532 NRSA63J 102X MG RESISTOR 1kΩ 1 16W J R533 NRSA63J 1...

Page 45: ...A63J 104X MG RESISTOR 100kΩ 1 16W J R904 NRSA63J 753X MG RESISTOR 75kΩ 1 16W J R905 NRSA63J 103X MG RESISTOR 10kΩ 1 16W J R906 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R907 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R909 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R910 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R911 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R912 NRSA63J 0R0X MG RESISTOR 0Ω 1 16W J R913 NRSA63J 0R0X MG RESISTOR 0Ω...

Page 46: ...terials and accessories parts list Block No M M M 3 No additional supplemental order of WARRANTY CARDs are available P1 A1 A2 A3 A4 A5 A18 A19 A20 A21 P7 A15 A14 P3 A6 P4 P6 P5 A16 A17 P2 A7 A8 A9 A10 A11 A12 A13 KIT ...

Page 47: ...M706U M706UN M706UT A 12 LV41478 002A CORD CONNECTOR x2 M705E M705U M705UN M705UT M706E M706J M706U M706UN M706UT A 13 LV35134 002A SIDE SPRING A x2 M705E M705U M705UN M705UT M706E M706J M706U M706UN M706UT A 14 LV21778 002A MOUNTING SLEEVE M705E M705U M705UN M705UT M706E M706J M706U M706UN M706UT A 15 LV21779 002A TRIM PLATE M705E M705U M705UN M705UT A 15 LV21779 001A TRIM PLATE M706E M706J M706U...

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