Kenwood-FGZ-000-UF-2-Service-Manual 电路图 维修手册.pdf

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1、 2005-7 CREATED IN JAPAN B53-0302-00 (N) 0 7-inch MULTI-DISPLAY FGZ000UF2 SERVICE MANUAL SUBARU GENUINE MODEL PARTS No. FGZ000UF2 86281XA00A Destination North America LCD (B38-1100-05) PANEL (A64-3397-01) RadioFans.CN 收音机爱 好者资料库 FGZ000UF2 2 BLOCK DIAGRAM (X14- ) (B/3)(C/3) SYNTHESIZER UNIT (X14- ) (

2、A/3) (X35- ) VIDEO UNIT ELECTRIC UNIT (X25- ) SWTCH UNIT (X16- ) CAR CONNECTOR 1-16PIN J803 (B/3) J800 (C/3) RCA J806 (C/3) REAR CAMERA 17-36PIN J803 (C/3) AUDIO UNIT J805 (B/3) NAVI UNIT DET Q801 DET Q804 DET DET Q805 Q800 DET Q806 ACC DET Q803 PROTECTION INPUT ILLUMI+B Q806, 810 +B VOLTAGE DET Q27

3、,30 IC18 Q26,28 SW REG. REG. DC/DC SW IC20Q49 Q42Q47 Q31 P-15.5V P5V P18.5V P8.5V RESET IC1 20MHz MAIN CLOCK 32.768kHz SUB CLOCK IE BUS TRASCEIVER IC17 CAN TRASCEIVER IC8 Q63 PTT-SW Q5 BUFFER IC16 SYSTEM u-COM IC22 ILLUMI PWM DET. REAR-SW Q62 MUTE Q17 ISOLATION IC800 AMP MIX IC10 E2PROM 8KB IC7 VIDE

4、O SW IC200,201IC203 SYNC SW P3VREG. VFL H SW P5VREG.P7.5V +BB/L INV VFL L VIDEO SIGNAL PROCESSOR IC202 TIMING CONTROL IC102 LCD E2PROM 1KB DOT CLOCK GENERATOR CONTROL GRAPHIC IC4 FLASH ROM IC12 GRAPHIC u-COM SDRAM IC5 (8MB) SDRAM (8MB) IC11 D/A IC6 TOUCH PANEL TH F800 SIGNAL IC19 IC2,3 7.08MHz CLOCK

5、 X1 HARD KEY X4 X2 TH800 MAIN IC212 IC211 L35,36 IC31 IC205 BU5V CONTROL/DATA ILLUMI-V P5V BU5V MONO AUDIO-GND L/R P7.5V R L I2C BUS V SIGNAL SW 2.6. GND 13. NAVI-SYNC 9. NAVI-B 5. NAVI-G 1. NAVI-R 7. NAVI-A-GND 12. NAVI-A-L 8. NAVI-A-R 11. NAVI-TX 10. NAVI-RX 36. NAVI-AUDIO 17. BUS OFF 26. BUS ON 2

6、4. AUDIO MUTE 23. RESET 21. GND 19. GND 22. F-BUS- 20. F-BUS+ 6. CAN-H 3. GND 2. AUX-DET 1. AUX-V-IN2 15. GND 3. GND 1. GND 16. PTT 5. CAN-L (SMALL) 10. REVERSE 7. PARKING 8. IGNITION 4. CAR SPEED 12. ILLUMI(PWM) 4. ACC 2. +BATT 3. GUIDE 2. GND 1. REAR-V-IN3 18. +B R G B VFL L VFL H P5V P-15.5V P18.

7、5V VD HD DATA VD HD DATA ADDRESS CONTROL RESET INT RESET V-SYNC RGB RGB C-SYNC P8.5V P5V ILLUMI-V +B I2C BUS 11. ILLUMI P-ON N/A SW REG. RadioFans.CN 收音机爱 好者资料库 FGZ000UF2 3 COMPONENTS DESCRIPTION SYNTHESIZER UNIT (X14-9490-10) Ref. No.Application / FunctionOperation / Condition / Compatibility IC1Re

8、set ICBackup 5V voltage monitoring. Resetting system -com at B.U OFF. IC7E2PROMMemory for reception TV station and touch panel compensation. IC8CAN transceiverCommunication with vehicle unit. IC9Reset ICDetects 5V power supply ON. IC10Ope amp Bias power supply for internal audio circuit. Mixing L/Rc

9、h of NAVI sound. IC16BufferProtects -com from communication line of the NAVI unit. IC17BUS transceiverCommunication with the audio unit. IC18Regulator5V power supply for system -com. IC20DC/DC controllerPower supply in general (Other than system -com, key Illumination). IC21Reset ICResetting abnorma

10、lities of the system -com. Controlling CAN communication and graphic -com. IC22System -com Setting video source, screen zooming and brightness. Communication with audio & NAVI units. Monitoring internal power supply and abnormalities power supply and temperature. IC23BufferAudio unit control. Writin

11、g to -com. IC800Isolation amplifierRemoving noise from NAVI unit. Q1,17,50,74Audio muteMute ON at power supply ON/OFF. Q2,32,3437, DC/DC controller power supply When ACC is ON, IC20 power supply is turned ON. Q39,41,46,53IC20 power supply is turned OFF, when over current detected with DC/DC output.

12、Q4,31,57,61Constant voltage power supplyWhen Q61 is ON, outputs +18.5V. Q5 Key Illumination light adjustment ON when illumination PWM is input. detection Q6Temperature detection SWWhen ACC ON, goes ON and starts temperature detection. Q811,55,56,58Video setting detection SWON/OFF according to screen

13、 mode and adjustment. Q12,15,18Audio control SWWhen audio communication ON, Q18 is ON, when OFF, Q15 is ON. Q14,47Constant voltage power supply-15.5V constant voltage power supply. Q24 Power supply momentary power OFF at backup power supply momentary power down. down detection Q26,28Voltage detectio

14、nWhen Q26 is ON, backup power supply voltage detection. Q27,29,30,64Constant voltage power supplyBackup 5V power supply regulator. Q33Over current detectionWhen detecting 18.5V over current, controller power supply OFF. Q38Over current detectionWhen detecting 7.5V over current, controller power supp

15、ly OFF. Q40,42DC/DC switchingSwitching of primary-side of transformer. Q43,49DC/DC switching5V power supply switching. Q44Over current detectionWhen detecting -15.5V over current, controller power supply OFF. Q48Over current detectionWhen detecting 5V over current, controller power supply OFF. Q62Re

16、ar camera control SWON at adjustment of rear camera and marker. Q6669Watchdog timerQ67 is OFF at system -com run off. RadioFans.CN 收音机爱 好者资料库 FGZ000UF2 4 Ref. No.Application / FunctionOperation / Condition / Compatibility Q70,71Low voltage power supply7.5V power supply SW (ACC : ON). Q700702Audio co

17、nnection detectionWhen audio is connected, Q700 is ON. Q800Parking detectionON when vehicle is parking. Q801Vehicle speed detectionON when vehicle speed pulse is input. Q802Reset inputSystem -com is reset when Q802 is ON. Q803ACC detectionON when vehicle ACC is ON. Q804Ignition detectionON when vehi

18、cle ignition is turned ON. Q805Reverse detectionON when vehicle is reversed. Q806Small detectionON when vehicle small light is turned ON. Q807811 Key Illumination light adjustment In accordance with PWM duty, Illumination VCC (7V) is output. power supply regulator ELECTRIC UNIT (X25-9410-11) Ref. No

19、.Application / FunctionOperation / Condition / Compatibility IC2PLL oscillation ICClock signal for graphic display. IC3InverterDot clock inverter. IC4Graphic controllerGraphic display control. IC5Graphic controller work RAMWork area of graphic controller. IC6Video signal D/A conversionConverts the 8

20、-bit signal from graphic controller to RGB signals. IC7InverterDACK signal inverter. IC10OR gateOR output of 2 write enable signals. IC11Graphic -com work RAMWork area of graphic -com. IC12Graphic -comGraphic display control. IC19Display program, display bitmap dataStorage of graphic display data an

21、d program data. IC20InverterSynchronization signal inverter. IC22InverterGraphic display area inverter. IC23AND gateReset timing compensation. IC263-terminal regulatorConversion from 8.5V to 5V. IC27InverterSynchronization signal inverter. Q25Touch panel voltage detectionVoltage detection at touch p

22、anel ON. VIDEO UNIT (X35-4252-71) Ref. No.Application / FunctionOperation / Condition / Compatibility IC31Switching regulatorFor backlight 7.5V power supply. IC101Ope ampOscillation circuit low-pass output. IC102Timing controllerLCD driver IC. IC200,201Video switchInput video signal switching. IC202

23、Synchronization separationSeparation of input video signals into horizontal and vertical synchronization. COMPONENTS DESCRIPTION FGZ000UF2 5 Ref. No.Application / FunctionOperation / Condition / Compatibility IC203Chroma decoder gamma compensationConversion of input video signal into signal suitable

24、 for LCD input. IC205E2PROMI2C memory backup. IC207Ope ampV-COM buffer. IC209Buffer with 3 circuitsSynchronization signal output buffer. IC2113V regulatorConstant voltage generation IC. IC2125V regulatorConstant voltage generation IC. IC217InverterFor reversing side-black signal. Q1ACC ON/OFF SWFor

25、backlight power supply. Q2+B SWFor backlight power supply. Q3,4ACC ON/OFF SWFor backlight power supply. Q31,32SW regulator output bufferFor FET drive. Q33DC/DC converter SWFor backlight power supply. Q35,36Inverter oscillator SWFor inverter. Q3739Backlight adjustment SWFor PWM light adjustment. Q40O

26、ver current protectionFor over current protection of backlight power supply. Q41Over current/voltage protectionFor over current/voltage protection of backlight power supply. Q42,43Backlight SWFor turning backlight ON. Q101Oscillation circuitFor reference oscillation of timing controller. Q102LCD con

27、trol reversalFor LCD up/down reversal control. Q203,204V-COM bufferFor V-COM buffer. Q205,206Video signal bufferFor viideo signal buffer. Q209,210Synchronization signal mutingFor muting at adjustment of timing controller. X200 Synchronization separation 500kHz reference oscillator X201Color demodula

28、tion3.58MHz COMPONENTS DESCRIPTION FGZ000UF2 6 MICROCOMPUTERS TERMINAL DESCRIPTION SYSTEM -com : IC22 (X14 : SYNTHESIZER UNIT) Pin No.Pin NameI/OApplicationProcessing Operation Description 1NAVI-TXDOTransmission data output for normal NAVI communicationH, L output 2NC-Not connectedNot used 3ILL PWMI

29、ILLUMI PWM input (Cycle)PWM input 4ILL PWMIILLUMI PWM input (Oscillation width)PWM input 5E2PSDAI/OIIC clock output (E2PROM)H, L output 6E2PSCLOIIC data input/output (E2PROM)H, L output 7SPDIVehicle speed pulse inputH, L input 8WDPOWatchdog pulse outputH, L output 9,10NC-Not connectedNot used 11TYPE

30、0IDestination setting inputH, L-fixed 12NCINot connectedH, L-fixed 13CAN ENOCAN communication enableH, L output 14CAN STBOCAN communication standbyH, L output 15BYTE-Not usedL-fixed 16CNVSSI5V at ROM writing H : Microprocessor mode, L : Single chip mode, L : Memory expansion mode 17XCINISub-clock in

31、putH, L input 18XCOUTOSub-clock outputH, L output 19RESETIReset inputH, L input, L : RESET 20XOUTOMain clock inputH, L output 21VSS1-GNDGND 22XINIMain clock outputH, L input 23VCC1-Power supply inputVCC5V 24NMIINMI interruption inputH-fixed 25CAN ERRICAN communication condition inputH, L input, L :

32、Error 2629NC-Not connectedNot used 30CAN INICAN reception data inputH, L output 31CAN OUTOCAN reception data outputH, L input 32NC-Not connectedNot used 33BRIGHTOBacklight control outputPWM output 34VMUTEOVideo mute control outputH, L output, L : MUTE 35NC-Not connectedNot used 36I2CSCLOIIC clock ou

33、tput (E2PROM)H, L output 37I2CSDAI/OIIC clock output (E2PROM)H, L input/output 38TXD1-Not usedNot used 39VCC2-Power supply inputVCC5V 40RXD1-Not usedNot used 41VSS2-GNDGND 42SCLK-Not usedNot used 43BUSY-Not usedNot used 44SYSDATAOData output (For video control processing)H, L output 45SHDATAIData in

34、put (For video control processing)H, L input FGZ000UF2 7 Pin No.Pin NameI/OApplicationProcessing Operation Description 46SHCLKOClock output (For video control processing)H, L output 47SYSCSOTransmission request output (For video control processing)H, L output, L : Transmission request 48SHCSIClock i

35、nput (For video control processing)H, L input, L : Transmission request 49STBOAUDIO BUS communication standby outputH, L output, L : Standby 50SIIAUDIO BUS communication data reception inputH, L input 51SOOAUDIO BUS communication data reception outputH, L output 52REAR GUIDEORear camera guide contro

36、l outputH, L output 53NC-Not usedNot used. 54EMPIROM write EPM inputL-fixed 55NC-Not usedNot used 56NAVI MUTEONAVI voice signal output (At startup)H, L output, L : MUTE 57VSS3-GNDGND 58AUDIO DETIAudio voltage detection inputH, L input, H : IE-BUS used 59VCC3-Power supply inputVCC5V 60AUDIO MUTEOAUDI

37、O mute signal outputH, L output, L : MUTE 61NAVI INTONAVI voice signal output (At output)H : Bch (CODEC AUDIO), L : Ach (NAVI AUDIO) 62P ON1OPower supply control output H, L output H : Power supply ON, L : Power supply OFF 63P ON2OPON7.5V control output H, L output H : Power supply ON, L : Power sup

38、ply OFF 64P ON3OPON18.5V control output H, L output H : Power supply ON, L : Power supply OFF 65CEIROM writing CE inputH-fixed 66PLLCEOQ2i clock generation IC mode outputH, L output, H : Program counter used PLL mode 67PLLSDAOQ2i clock generation IC data outputH, L output 68PLLSCKOQ2i clock generati

39、on IC clock outputH, L output 69SHRESETOGraphic -com reset outputH, L output, L : RESET 70SHINIOGraphic -com initial outputH, L output, L : INIT 71SHRDYIGraphic communication enable condition notification inputH, L input, H : Communication preparation complete 72SHSTBYIGraphic -com standby transitio

40、n complete inputH, L input, H : Transition complete 73SHCONOGraphic -com standby control outputH, L output, L : Standby 74VCC4-Power supply inputVCC5V 75SH VMUTEIGraphic -com video mute request inputH, L output, H : Video mute request 76VSS4-GND inputGND 77TOUCH ENOGraphic -com touch key analysis pe

41、rmission output H, L output H : Analysis prohibited, L : Analysis permitted 78TOUCHIGraphic -com touch key ON notification inputH, L input, H : Touch key ON, L : Touch key OFF 79PTTOPTT output for telephoneH, L output, H : ACTIVE 80FAULTOFAULT display outputH, L output 81ON REQ-Not usedNot used 82OF

42、F REQ-Not usedNot used 83BUS SYS ON-Not usedNot used 84BUS SYS OFF-Not usedNot used MICROCOMPUTERS TERMINAL DESCRIPTION FGZ000UF2 8 Pin No.Pin NameI/OApplicationProcessing Operation Description 85NAVI ONONAVI voice MUTE 86BEEP ONOBEEP sound signal 87NC-Not connectedNot used 88KEYDETIKey terminal con

43、nection detectionH, L input, L : Detection 89NC-Not usedNot used 90BL ONOBacklight switch outputH, L output, H : Backlight ON 91VCC5-Power supply inputVCC5V 92SYNCMUTEOVideo MUTE signalH, L output, H : MUTE 93VSS5-GND inputGND 94,95NC-Not connectedNot used 96+BDETI+B voltage detection input 97TEMPDE

44、TIHigh temperature detection 98PARKINGIParking detection inputH, L input, H : Parking ON, L : Parking OFF 99REVERSEIReverse detection inputH, L input, H : Reverse OFF, L : Reverse ON 100IGNIIgnition voltage detection inputH, L input 101ILLSMALLIILLUMI ON inputH, L input, L : ILLUMI ON 102ACC DETIACC

45、 ON detectionH, L input, H : ACC OFF, L : ACC ON 103BUDETI+B voltage fluctuation detection inputH, L input 104NC-Not connectedNot used 105+BDET SWO+B voltage detection circuit control outputH, L output 106NC-Not connectedNot used 107AUX DETIAUX connection detectionH, L input, H : Connection 108REAR

46、DETIRear camera connection detectionH, L input, L : Connection 109NC-Not connectedNot used 110,111KEY-IN1,KEY-IN2IKey input 112116NC-Not connectedNot used 117,118SCAN1,SCAN2ODisplay mode selection switch outputH, L output 119122HPOSI1HPOSI4OHorizontal position adjustment outputH, L output 123TV/REAR

47、 SWOAUX/REAR SWH, L output 124DVD SWORSE SWH, L output 125V/N SWONAVI SWH, L output 126GRA SWOGRAPHIC SWH, L output 127129NC-Not connectedNot used 130VSS6-GND inputGND 131NC-Not connectedNot used 132VCC6-Power supply inputVCC5V 133RSE DETIRSE connection detection 134,135NC-Not connectedNot used 136D

48、C DC DETIPON5V voltage detection inputH, L input 137NCINot connectedNot used 138BL DET2-Backlight voltage detection inputAnalog input 139BL DET1IBacklight voltage detection inputH, L input 140AVSS-GND inputGND MICROCOMPUTERS TERMINAL DESCRIPTION FGZ000UF2 9 GRAPHIC -com : IC12 (X25 : ELECTRIC UNIT)

49、Pin No.Pin NameI/OApplicationProcessing Operation Description 15NC-Not connectedL-output 6VSSIGround input 7A0-Not connectedL-output 811A1A4OAddress bus outputH, L-output 12VCC-Power supply input 13A5OAddress bus outputH, L-output 14VSS-Ground input 1525A6A16OAddress bus outputH, L-output 26VCC-Power supply input 27A17OAddress bus outputH, L-output 28VSS-Ground input 29,30NC-Not connectedL-output 31RASODRAM row address strobe outputL : Row address strobe 32CASLODRAM low-side column address strobe outputL : Column address strobe 33NC-Not connectedL-output 34CASHODRAM upper