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Sanyo NV-E7500 - Navigation System With DVD Player, Service Manual

The Sanyo NV-E7500 is a top-notch navigation system with a built-in DVD player. This high-tech device combines the convenience of GPS navigation with entertainment on-the-go. Easily access detailed schematic diagrams and a comprehensive user manual for this product, all available for free download on manualshive.com.

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FILE NO.

NV-E7500 

(U.S.A.)

SERVICE MANUAL

Portable DVD Navigation

System

PRODUCT CODE No.

949 005 05

REFERENCE  No. SM590500

INDEX

SPECIFICATIONS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

CHARACTERISTICS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

ACCESSORIES  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

COMPONENT NAMES AND FUNCTIONS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3

DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8

ADJUSTMENT PROCEDURES  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
EXPLANATION OF MICROCOMPUTER  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
TROUBLE SHOOTING   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
EXPLANATION OF OPERATION(DVD-ROM MECHANISM)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
EXPLANATION OF CIRCUIT  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
EXPLODED VIEW(DVD-ROM MECHANISM)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
PARTS LIST(DVD-ROM MECHANISM)  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 
EXPLODED VIEW  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
PARTS LIST  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
ABOUT UPGRADES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
CONNECTING A VIDEO DECK/VIDEO CAMERA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 
BLOCK DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
SCHEMATIC DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
WIRING DIAGRAM  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
REGARDING CLEANING THE PICKUP  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

Summary of Contents for NV-E7500 - Navigation System With DVD Player

Page 1: ...ISASSEMBLY 8 ADJUSTMENT PROCEDURES 11 EXPLANATION OF MICROCOMPUTER 14 TROUBLE SHOOTING 22 EXPLANATION OF OPERATION DVD ROM MECHANISM 26 EXPLANATION OF CIRCUIT 27 EXPLODED VIEW DVD ROM MECHANISM 31 PARTS LIST DVD ROM MECHANISM 32 EXPLODED VIEW 33 PARTS LIST 34 ABOUT UPGRADES 38 CONNECTING A VIDEO DECK VIDEO CAMERA 39 BLOCK DIAGRAM 40 SCHEMATIC DIAGRAM 43 WIRING DIAGRAM 43 REGARDING CLEANING THE PIC...

Page 2: ..._ _ 1 SPECIFICATIONS 12 ...

Page 3: ...t shows you the way just by selecting a destination point Search for your destination by entering the address or telephone number Displays the recommended route all the way to your destination Vocally guides you in an accurate and easy to understand way Voice guide Enlarges highway junctions Junction guide 3 route selections displayed Multiple route search Constant turning direction display Crossi...

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Page 9: ...B ML DVD 10 Remove the solder of 2 LEAD WIRES placed on the FAN MOTOR DC side PCB ML DVD can be removed How to remove the PCB ML LCD Refer to figure 4 4 Remove the 8 screws E which fasten the BRACKET LCD and BRACKET E LCD 5 Remove the solder of LEAD WIRE which is connected to the LCD 1 Remove the FFC 14P from the PCB W KEY 2 Remove the FFC 8P 3 Remove the FPC 32P from the LCD 6 Remove the SOCKET fr...

Page 10: ...AD WIRE FFC 50P FFC 50P LEAD WIRE SOLDER FFC 34P LEAD WIRE LEAD WIRE Figure2 Figure3 PCB ML MAIN PCB ML DVD DVD MECHANISM MDVC07 2 LEAD WIRES PLACED ON FAN MOTOR DC SIDE FAN MOTOR DC B B D D C C D B DISASSEMBLY ...

Page 11: ...L LCD PCB W KEY O R R SHEET SHEET BK R BR Y GN BK BL PCB W DIMMER PCB W DIMMER 1 SPEAKER SPEAKER SOLDER SOLDER BRACKET E LCD BRACKET LCD BRACKET LCD FFC 8P FFC 14P FPC 32P SOCKET BRACKET E LCD Figure4 F G G H H E E DISASSEMBLY ...

Page 12: ... Adjust COM AMP to become 5 5V 0 1Vp p VB B Adjustment Adjust RGB AMP to become 4 5V 0 1Vp p CONTRAST Adjustment Adjust CONTRAST to become 3 2V 0 1Vp p GAMMA Adjustment Adjust GAMMA 0 to make the fifth from black become 2 0V 0 1V DC Adjust GAMMA 2 to make the first from white become 3 5V 0 1V DC Be careful that the first from white and the second from white do not approach too much Give the differenc...

Page 13: ... map screen in the NAVI MODE Be within TEST MODE and adjust it FLICKER adjustment Adjustment bar is made FLICKER Give a shock to the set and adjust the value of FLICKER to make the FLICKER visually optimal Adjustment conditions Display the following level position adjustment screen in TEST MODE Adjust SVR1001 of the PCB ML LCD so that both ends of the screen may become equally Make the white lines...

Page 14: ...e frequency counter FREE RUN Adjustment Adjust SVR1003 to make the frequency of 7pin of CN1007 become 15 73kHz 0 01kHz Adjustment conditions Go to TEST MODE Any mode can be adjusted TOUCH SCREEN Adjustment Press the touch button on the bottom right of the screen and display the TOUCH SCREEN adjustment screen adjust TOUCH SCREEN adjustment jig in accordance with the indication of the screen ADJUSTM...

Page 15: ...OEJKEY INSIDE VSS 5V GND VCC PLL output Flash memory output AUDIO Disc play H H Standby L Operation mode AUDIO G VSS O H MUTE ON L MUTE OFF Rch Normally 5V boot flash writing 0V Spindle motor driver power save H Operation mode L Standby H MUTE ON L MUTE OFF Lch O O MD2 LSPEED FLCNT I O O O O O SPDRVPS G MUTEL MUTER RST0 O ATAPI controller decoder reset RST1 O Servo data processor reset Signal I O F...

Page 16: ... control SH communication SH communication KEY_TX VCC REVERSED VSS RS232C output Power supply 4 2V 5 5V BOOT2 TPCONT CDCHK DVD_RST SCL SDA VD_IN BEEP I2 C BUS communication I2 C BUS communication DVD_INT FMT_CE FMT_MUTE PARK_I INT output for the DVD GND VIDEO input BEEP output XIN VCC BOOT1 VSYNC MAIN clock oscillator input Power supply 4 2V 5 5V DARC_INT RMC AU_SW2 RESET XOUT VSS TU_LE TU_LOCK MA...

Page 17: ...ey return Key return P10 D7 D6 D5 D4 P112 P111 P110 D3 D2 D1 D0 P157 P156 P155 P154 P153 P152 P151 Vss P150 Vcc AN7 AN6 AN5 AN4 AN3 AN2 AN1 Avss AN0 Vref Avcc RXD4 I I O I O I O I O I I I I O I O I O I O O O O O O O I O I I I I I I I I K3 RESERVED RESERVED RESERVED RESERVED PARK_SW M_ID1 TEST RESERVED RESERVED RESERVED RESERVED LCD_CLK LCD_DATA LCD_CS DM2 DM3 OSD_SW M_ID2 VSS LIGHT VCC X_AD Y_AD D...

Page 18: ...Vcc I O POWER I O POWER I O I O I O O O O O O O 1 9V Data bus Data bus Data bus GND Data bus GND 52 60 64 70 Address bus Address bus 3 3V Address bus 3 3V GND Address bus 45 48 Read write select signal SA0 SA3 O Address bus SA5 SA13 I O SA15 SA21 I O D15 D8 select signal 28 36 SD14 SD6 I O 40 44 SD4 SD0 I O I O POWER SD5 GND Data bus I O SD19 GND Data bus 3 3V Data bus 14 18 SD24 SD20 I O 3 3V Dat...

Page 19: ...ND NC Pull up Pull up Pull up NC LLVcc POWER GND RESETM I I IRQ5 SCPT 4 RxD0 RxD2 I O I I SCPT 3 POWER O I O O O LVcc TxD0 SCK0 TxD2 CKIO O GND STATUS0 STATUS1 O PTE 6 PTE 7 I O I I O O EXTAL POWER I LLVcc MD1 GND XTAL CAP1 GND GND CAP2 LLVcc POWER Input output port F Pull up GND Pull up 3 3V PTF 5 PTF 6 ASEMD0 I O I O I NC Input output port F Pull up LLVcc PTG 2 PTG 3 I POWER I I Input output por...

Page 20: ... I I I I I I I I I I I POWER I I I I I PTJ 2 PTJ 3 LVcc GND MD5 GND PTJ 0 PTJ 1 RESETP CA MD3 MD4 DREQ1 PTG 5 MD0 MD2 NMI LVcc PTG 4 DREQ0 IRQ2 IRQ3 IRQ4 GND Signal I O Function IRQ0 I External interrupt request Q2 IRQ1 DMA request GND Pull up 3 3V Pull up External interrupt request ATAPI External interrupt request FM External interrupt request BEACON External interrupt request GYRO Pull down Pull...

Page 21: ...ER I O I I O I O O O O O O POWER I O I O I O I O O O O I O O O I O O O GND 3 3V ATAPI Command Register chip select GND 3 3V NC NC NC ATAPI DMA transmit request ATAPI Read strobe ATAPI Write strobe ATAPI Wait ATAPI DMA transmit strobe ATAPI Address bus ATAPI Address bus ATAPI Address bus ATAPI Control Register chip select NC GYRO data received GYRO data transmission SH communication SH communicatio...

Page 22: ...DACK0 O WAIT CS6 CS5 O I GND CS4 WE0 RD SA22 GND GND LVcc GND GND CS0 GND DMA acknowledge Wait output GND Write strobe Write strobe Read strobe Address bus POWER I I GND 3 3V GND I Chip select input GND GND GND I WE1 78 82 SA5 SA1 I Address bus 84 89 SD0 SD5 I O Data bus 92 99 SD6 SD13 I O Data bus 101 109 SD14 SD22 I O Data bus 111 119 SD23 SD31 I O Data bus ...

Page 23: ...e Then check around IC43 YES Confirm 5 1V at DZ6 cathode side YES Then check around IC42 Confirm 3 4V at DZ7 cathode side YES Refer to NO IMAGE NO SOUND Confirm CN1001 is inserted correctly Then insert CS1001 correctly YES Confirm CN1005 and CN4 are inserted Then insert CN1005 and CN4 correctly correctly YES Confirm the signal at pin 9 13 of IC1002 Then check around IC1002 NO A B VIDEO Confirm the signa...

Page 24: ...2010 Confirm connect on of SP is correnct Then connect correctly YES Confirm CN4 and CN1001 are Then insert CN4 and CN1001 insert correctly correctly YES Confirm the signal at pin 13 24 of IC14 Then check around IC14 and JK4 NO Confirm the signal at pin 5 8 of IC14 Then check around IC14 NO Confirm pin 9 10 of IC13 is changed Then check around IC1 and IC13 correctly by mode pin10 pin9 MODE YES H L NAVI...

Page 25: ...around IC17 NO Then check around IC18 and JK5 NAVI Confirm the signal at pin 5 14of IC13 Then check around IC13 NO Then check NAVI BLOCK around IC31 and IC32 DVD Confirm the signal at pin 4 11 of IC13 Then check around IC13 NO Confirm the signal at pin 3 5 of IC15 Then check around IC15 NO Then check around IC2010 IC2011 and IC2013 of DVD BLOCK ...

Page 26: ...ser drive circuit Q1102 and Q1103 Check inside SW for PICK UP Check feed motor circuit IC1102 Check 3 3V power supply circuit IC1103 IC1104 and Q1101 Check laser PICK UP No No No Check RF AMP IC IC1101 Check DSP IC IC1201 Check SPINDLE MOTOR Check I F socket CS1201 Check ATAPII F IC IC1250 Check DRAM IC1251 Check microcomputer IC IC1151 Check DSP IC IC1201 Check DRAM IC1202 Check feed motor pulse ...

Page 27: ......

Page 28: ...d from pin4 e VIDEO DAC IC29 Digital RGB outputted from IC25 is synchronizes with VCLK and changed into ANALOG and RGB signal and Composite video signal are outputted f GPS GPS tuner is arranged on MAIN PCB Pin 9 is power supply for tuner pin 10 is power supply fro antenna and pin 7 is power supply for backup Pin 4 receives data from NAVI microcomputer and data is transmitted to NAVI microcomputer...

Page 29: ...more 8V will be outputted by regulator Q42 These power supplies are supplied to block required in each mode LCD PCB has POWER SUPPLY BLOCK for LCD and INVERTER BLOCK a POWER SUPPLY BLOCK for LCD By DC DC IC IC1001 14V 14V power supply for LCD is outputted from 11V supplied from MAIN PCB and supplied to LCD PANEL b INVERTER BLOCK The high pressure for LCD back light is generated based on 11V suppli...

Page 30: ...P PART IC1201 Digital signal processing of the signal from RF AMP is performed and control signals of PICK UP SPINDLE MOTOR and FEED MOTOR etc are outputted Recovery and correction of RF signal also performed 3 ATAPI I F PART IC1250 It communicates by ASIC and ATAPI I F in NAVI PCB 4 MICROCOMPUTER PART IC1151 When in NAVI MODE 5V power supply is supplied and operation of DVD BLOCK is controlled ...

Page 31: ..._ _ 30 M E M O ...

Page 32: ..._ _ 31 41 PCB 1 45 44 44 44 43 43 43 H H G 42 F MDVC07 1RA4U20A36300 B B D C C E E G F C 40 D EXPLODED VIEW DVD ROM MECHANISM Note The form of this diagram may differ from the actual thing ...

Page 33: ... TR 2SB1424 Q 1 Q1151 405 140 0505 TR DTA114YUA 1 D1102 407 153 1500 DIODE RB717F 1 D1105 407 130 4401 DIODE DAN202U 1 X1151 632 815 2773 RESONATOR CERAM 16 000MHZ 1 RA1151 661 064 8700 RESISTOR BLOCK 1KX2 1 RA1152 661 065 0574 RESISTOR BLOCK 47KX4 1 RA1154 661 065 0574 RESISTOR BLOCK 47KX4 1 RA1155 661 065 0574 RESISTOR BLOCK 47KX4 1 RA1157 661 065 0574 RESISTOR BLOCK 47KX4 1 IC1201 409 635 8403 ...

Page 34: ...5 48 45 51 51 60 56 18 68 66 58 64 15 14 30 50 45 44 27 27 26 45 13 14 13 11 12 5 1 2 4 3 47 47 47 59 43 D D E E H B 46 6 9 17 20 19 19 39 39 39 57 37 37 37 61 41 40 31 31 55 53 21 22 35 35 63 19 28 28 28 29 32 32 32 28 H 23 62 Note The form of this diagram may differ from the actual thing ...

Page 35: ...15 661 052 9078 CORE 2 CORE SMALL 661 095 3774 LABEL ST 1 661 088 6645 NOTICE 1 661 080 0658 LEAFLET STAND 1 CABINET 1 661 097 7619 CABINET ASSY 1 661 074 0268 CABINET ASSY NO BADGE 1 2 661 048 6005 FILTER 1 3 661 051 8423 ILLUMINANT 1 4 661 073 6155 BUTTON MODE 1 5 661 097 7602 CABINET ASSY 1 6 661 097 9279 REAR CABINET ASSY 1 661 074 0275 REAR CABINET ASSY NO PAD 1 7 661 065 0031 LID ASSY CD 1 8...

Page 36: ...700 ZENER DIODE PTZ3 9B 1 DZ8 407 209 6800 ZENER DIODE 02CZ9 1 Y 1 DZ502 407 238 8400 ZENER DIODE RD3 0S AB1 1 DZ501 407 234 1900 VARISTOR 1608SGXA 1 F1 423 029 1405 FUSE 125V 1A 1 F501 423 029 1405 FUSE 125V 1A 1 F2 423 029 1801 FUSE 125V 2A 1 GPS1 661 052 1980 GPS RECEIVING UNIT 1 IC1 410 545 3402 IC M30802FCGP 7668AA 1 IC2 409 574 0100 IC BD3931FP F 1 IC4 410 563 4108 IC S 80942CLNB G7C T2G 1 I...

Page 37: ...9 DIODE 1SS383 1 D1004 407 175 7009 DIODE 1SS383 1 D1005 407 175 7009 DIODE 1SS383 1 D1006 407 175 7009 DIODE 1SS383 1 D1501 407 221 4600 DIODE RB160M 30 1 D1502 407 148 7609 DIODE DAN217 1 D1503 407 148 7609 DIODE DAN217 1 DZ1001 407 227 4802 ZENER DIODE RSA6 1EN 1 DZ1002 407 238 8004 ZENER DIODE RD13S AB 1 DZ1003 407 238 8509 ZENER DIODE RD3 3S AB2 1 DZ1003 OR 407 244 1402 ZENER DIODE 02DZ3 3 Z ...

Page 38: ... IC2009 409 609 9900 IC FM24CL04 1 IC2010 409 621 1302 IC ES6008FF 1 IC2011 409 480 3806 IC PCM1720E 1 IC2012 409 616 4004 IC NC7S04P5 PBF 1 IC2012 OR 409 330 2508 IC TC7SH04FU 1 IC2013 409 039 7804 IC NJM4558M 1 IC2015 410 547 0607 IC M12L64164A 7TG 1 IC2015 OR 410 550 6801 IC EDS6416AHTA 75 E 1 IC2016 410 539 4507 IC LM1117IMPX ADJ NOPB 1 L2001 632 883 2132 INDUCTOR FERRITE 1 L2002 632 883 2132 ...

Page 39: ......

Page 40: ...k video camera is set to mono connect only the white plug Mini plug To video I O terminal Mini plug To audio I O optic digital audio output terminal Align the cord with the groove in the large small ferrite core and make one turn Prior to connecting the video deck video camera to the unit mount the included large ferrite core to the RCA cord AUDIO and mount the included small ferrite core to the R...

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