Kenwood FGZ201ELF2, FGZ201ERF2 Service Manual

7 inch MULTIDISPLAY

FGZ201ELF2/ERF2

SERVICE MANUAL

SUBARU GENUINE

MODEL PARTS No. FGZ201ELF2 86281AG030 FGZ201ERF2 86281AG010

Panel (A64-2772-21)

Liquid crystal (B38-1100-05)

Knob (image adj.) K24-3974-24 (ERF2) K24-4009-24 (ELF2)

Knob (navi) K24-3973-24 (ERF2) K24-4008-24 (ELF2)

Knob (menu) K24-3971-24 (ERF2) K24-4011-24 (ELF2)

Knob (clock) K24-3975-24 (ERF2) K24-4010-24 (ELF2)

Knob (info.) K24-3972-24 (ERF2) K24-4012-24 (ELF2)

FGZ201ELF2/ERF2

BLOCK DIAGRAM

J803 (B/3) 1-16PIN

CAR INTERFACE

2. +BATT

4. ACC

12. ILL(PWM)

4. SPD

7. PARKING

10. REVERSE

11. ILL(SMALL)

6. CAN-H

5. CAN-L

16. PTT

1. GND

3. GND

15. GND

J800 (C/3)

RCA

1. AUX-V-IN2

2. AUX-DET

3. GND

J806 (C/3)

REAR CAMERA

1. REAR-V-IN3

2. GND

3. GUIDE

4. REAR-DET

J803 (C/3) 17-36PIN

AUDIO BUS

20. F-BUS+

22. F-BUS-

19. GND

21. GND

23. RESET

24. AUDIO-MUTE

26. BUS ON

17. BUS OFF

34. A-OUT(L)

32. A-OUT(R)

33. A-GND

35. NAVI-GND

36. NAVI-AUDIO

J802 (C/3)

TV TUNER UNIT

8. TV -V -IN

10-15. TU 5L

18. TV -A UDIO-L

20. TV -A UDIO-R

19. TV -A-GND

1.2. TU+B 3-8. GND

J805 (B/3)

NAVIGATION UNIT

10. NAVI-RX

11. NAVI-TX

8. NAVI-A-R

12. NAVI-A-L

7. NAVI-A-GND

1. NAVI-R

5. NAVI-G

9. NAVI-B

13. C-SYNC

2.6. GND

SYNTHESIZER UNIT SYNTHESIZER UNIT (X14- ) (B/3)(C/3)

PROTECTION CIRCUIT

Q803

Q801

Q804

8. IGN

Q800

Q805

Q806

18. +B

MONO

L/R AUDIO-GND

ACC DET

DET

Q806,

810

ILL-V

Q43

Q62

Q45,

IC801

ISOLATION AMP

P7.5V

IC800

ISOLATION AMP

(X14- ) (A/3)

CAN TX

PTT-DET

ILL PWM DET.

REAR-SW

Q65

Q60

IC20 Q49

DC/D

Q42 Q47

IC19

IC18

P5V

Q22

MUTE

Q21

MUTE

Q17

MUTE

L R

+B DET

REG.

Q31

REG.

REG. P7.5V

IC17

IE BUS TX

IC14

TV-AUDIO BUFFER

L R

Q26,28

IC18 Q27,30

P5V

P-15.5V

32.768k

P18.5V

SUB CLK

P8.5V

BU5V

CONTROL/DATA

IC16

BUFFER

IC15

BUFFER

+B B/L INV

IC13

SW-OP

IC10

MIX

IC5

BU5V

IC1

RST

15MHz MAIN

IC3

10MHz CLK

V SYNC SW

IC200 IC201

CPU1 SYSTEM MICROPROCESSOR

RST

CPU2 CAN MICROPROCESSOR

VIDEO SW

ELECTRIC UNIT (X25- )

DATA

RST

ILL-V

I2C BUS

IC7

EEPROM 8kB

I2C BUS

IC4

AUDIO MIX

IC6

E-VOL

SYNC SW

P5VREG.P7.5V

P3VREG.

VFL H VFL L

V-SYNC

P8.5V

SYNC GENERATOR

SUB CLK

7.99MHz

FLASH ROM

DATA

ADDRESS

GRAPHIC MICROPROCESSOR

SWTCH UNIT

IC203

CHROMA DECODER & RGB COMPENSATION

P18.5V P-15.5V P5V VFL H VFL L

P5V

IC12

(X16- )

VIDEO UNIT (X35- )

EEPROM 1kB

RGB

TFT LCD ASSY

IC4

GRAPHIC CONTROLLER

SDRAM (8MB)

INT

RST

IC11

CONTROL

SDRAM (8MB)

TOUCH PANEL

IC102

TIMING

CONTROLLER

IC5

VD HD

IC6

D/A

RGB

C-SYNC

FGZ201ELF2/ERF2

COMPONENTS DESCRIPTION

● Synthesizer unit (X14-9122-71)

Ref. No. Component Name Application / Function / Operation / Condition

IC1 S-80943CNMC Reset IC (when resets at the time of backup power supply is OFF) IC2 TC7WHU04FU Inverter IC (audio unit control and microprocessor program writing)

IC3 M306NBFCTFP5Q0

IC5 M30624FGAFP9P3

IC7 S-24CS08AFJ-TB EEP-ROM (memory of a receiving TV station name and touch-panel compensation data for memory) IC8 TJA1054 CAN transceiver (communication with a car unit) IC9 S-80943CNMC Reset IC (detection of the 5V power supply ) IC10 NJM4565MD OP AMP IC (LR sound MIX of NAVI audio and bias of power supply an internal audio circuit) IC12 TC4066BFT(N) Analog SW (port SW at the time of microprocessor program writing) IC13 NJM2120M OP AMP with SW (change of a NAVI sound and an ADA sound) IC16 TC7WH126FU Buffer IC (the microprocessor is protected from a communication line with a NAVI unit) IC17 HA12187FP BUS transceiver (communication with an audio unit) IC18 S-816A50AMC-T2 Regulator IC (5V power supply of a system microprocessor) IC19 BA00ASFP Regulator IC (analog system 7.5V power supply) IC20 BA9743AFV DC/DC controller IC (power supply of without system microprocessor and key illumination circuit) IC21 S-80925CNMC Reset IC (it resets at the time of the abnormal of function for system microprocessor) IC800 TDA8579T-T Isolation AMP (noise removal of a NAVI audio sound) Q1 DTA124EUA Audio MUTE SW Q2 DTA124EUA Q32,37 2SC4081 Q34 2SA1576A Q35,53 DTC144EUA Q36,39,41 Q46 2SB1188(Q,R) Q4 DTC144EUA Q5 DTC124EUA Key illumination tone light detection (it turns on at the time of a illumination PWM input) Q6 DTA124EUA Temperature detection SW (at the time of ACC → ON is ON : temperature detection mode start) Q7~11, Q55,56,58 Q12,16 DTC144EUA Audio control SW (at the time of the audio communication is ON : Q16 is ON, at the time of OFF : Q15 is Q15,18 DTA144EUA ON) Q17 2SD2114K Q50 DTA124EUA

DTA144EUA

DTC124EUA Video setup SW (it is ON/OFF by screen mode and adjustment)

CAN microprocessor (control of a setup and ADA voice synthesis of the connection existence distinction quality of image of a communication rear camera and an AUX terminal with a car unit and TV tuner) System microprocessor (surveillance of communication internal electrical power source control and a power supply with the setting audio unit and NAVI unit of the control video sauce, the screen zoom, and the brightness of the control and the graphic microprocessor of a CAN microprocessor, and the abnormalities in temperature)

DC/DC controller power supply

Microprocessor reset SW (at the time of power-supply ON/OFF is ON : CAN microprocessor is reset mode)

Audio MUTE (at the time of power supply ON/OFF MUTE is ON)

FGZ201ELF2/ERF2

COMPONENTS DESCRIPTION

Ref. No. Component Name Application / Function / Operation / Condition

Q19 2SB1188(Q,R) Q25 DTC124EUA Q20 2SC4081 Audio SW (at the time of ADA audio out is ON) Q24 2SC4081 Q26 DTC124EUA Q28 2SA1576A Q29 2SC4081 Q30 2SB1203-FA Constant voltage power supply (backup 5V power regulator) Q64 2SA1576A Q31 FMY6 Q57 2SA1576A Constant voltage power supply (at the time of Q61 is ON : +18.5V output) Q61 DTC144EUA Q33 2SA1576A Over-current detection (at the time of 18.5V over-current detection the controller power supply is OFF) Q38 IMT1A Over-current detection (at the time of 8.5V over-current detection the controller power supply is OFF) Q40 FMY6 Q42 2SJ327Z Q43 FMY6 Q49 2SJ327Z Q44 2SC4081 Over-current detection (at the time of -15.5V over-current detection the controller power supply is OFF) Q47 FMY6 Constant voltage power supply (-15.5V constant voltage power supply) Q48 IMT1A Over-current detection (at the time of 5V over-current detection the controller power supply is OFF) Q66,67 DTA144EUA Q68,69 DTC144EUA Q700,701 2SC4081 Q702 DTA124EUA Q800 DTA124EUA PARKING detection (at the time of car PARKING is ON) Q801 DTA124EUA Speed detection (at the time of a speed pulse input is ON) Q802 DTC124EUA Reset input (at the time of Q802 ON when system microprocessor is reset mode) Q803 2SC4081 ACC detection (at the time of car ACC → ON : ON) Q804 2SC4081 IGN detection (at the time of car Ignition → ON : ON) Q805 2SC4081 Reverse detection (at the time of car reverse : ON) Q806 2SC4081 SMALL detection (at the time of car SMALL → ON : ON) Q807,809 DTA124EUA Q808,811 2SC4081 Q810 2SB1203-FA

Microprocessor power supply SW (at the time of CAN microprocessor program writing is OFF)

Power supply voltage dropout detection (when turns off at the time of backup power supply voltage dropout)

Voltage detection (at the time of Q26 : ON backup power supply voltage detection)

DC/DC switching (primary side switching of a transformer)

DC/DC switching (switching of 5V power supply)

Timer (at the time of a system microprocessor reckless run Q67 is OFF)

Audio connection detection (at the time of audio connection Q700 is ON)

Key illumination tone light power supply regulator (it is illumination VCC (7V) with the duty cycle according to PWM output)

FGZ201ELF2/ERF2

COMPONENTS DESCRIPTION

● Electric unit (X25-9412-71)

Ref. No. Component Name Application / Function / Operation / Condition

IC2 TC9246F PLL Oscillator IC IC3 TC7SHU04F Inverter (DOT CLOCK) IC4 HD64412FI Graphic control IC IC5 MSM5118165FP60 The memory for graphic control IC IC6 BU3616K Video D/A converter IC7 TC7SHU04F Inverter (DACK SIGNAL) IC10 TC7SH32FU OR gate IC IC11 MSM5118165FP60 The memory for graphic microprocessors IC12 HD6437041AG57E Graphic microprocessor IC19 MBM29F160TE9P6 Graphic bitmap data & program data memory IC20 TC7SHU04F Inverter (SYNC. SIGNAL) IC22 TC7SHU04F Inverter IC23 TC7SET08FU AND gate IC24 MSM5258MS-K Synchronized signal generator IC26 TA78DS05F 5V AVR IC27,28 TC7SHU04F Inverter (SYNC. SIGNAL) Q2,3 DTC124EUA Q4,5 DTA124EUA

The transistor for touch-panel detection

● Video unit (X35-4250-00)

Ref. No. Component Name Application / Function / Operation / Condition

IC31 TL5001ID Switching regulator (for back light 7.5V power supply) IC101 NJM2107F Operational amplifier (oscillating circuit : low path output) IC102 TC160G11AF1146 Timing controller (LCD driver IC) IC200,201 NJM2535V Video switch (input video signal change) IC202 NJW1303V Synchronous separation IC203 AN2546FH-A Chrome decoder, gamma correction (an input video signal conversion to LCD drive signal) IC205 S-24C01B EEP-ROM (I2C memory backup) IC207 NJM4580V Operational amplifier (V-COM buffer) IC209 TC7W34FU Buffer containing 3 circuits (synchronized signal output buffer) IC211 NJU7222U30 3V Regulator IC212 NJU7223DL1-50 5V Regulator IC217 TC7S14F Inverter (for side black reverse signal ) Q1 2SC4081 ACC ON/OFF SW (for back light power supply) Q2 2SB1203-FA +B SW (for back light power supply) Q3 DTA124EUA Q4 DTC124EUA

ACC ON/OFF SW (for back light power supply)

FGZ201ELF2/ERF2

COMPONENTS DESCRIPTION

Ref. No. Component Name Application / Function / Operation / Condition

Q31 2SC4081 SW REG Output (FET drive) Q32 2SA1576A SW REG Output (FET drive) Q33 2SJ327Z DC/DC converter SW (for back light power supply) Q35,36 2SD1803 Inverter oscillation change SW Q37 2SD1803 Back light tone light (for PWM pules drive) Q38 DTA124EUA Back light tone light (for PWM pules drive) Q39 DTC124EUA Back light tone light (for PWM pules drive) Q40 2SA1576A Transistor for over-current protection (back light power supply) Q41 2SC4081 An over-current for over voltage protection (back light power supply) Q42 2SJ327Z FET for the back light lighting SW Q43 DTC124EUA The transistor for the back light lighting SW Q101 2SC2411K Transistor for oscillating circuits (a timing controller for a standard oscillation) Q102 DTC124EUA LCD reverse signal control (LCD up-and-down side reverse control transistor) Q203 2SC4097 V-COM buffer Q204 2SA1577 V-COM buffer Q205 2SC4081 Video signal buffer Q206 2SA1576A Video signal buffer Q209,210 DTC124EUA Synchronized signal muting (timing controller : at the time of adjustment muting) X200 L78-0549-05 Synchronous separation reference oscillator (15.734kHz) X201 L77-2818-05 Color reference oscillator (3.58MHz)

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