LG LAN8900EKSL Service Manual

Text of LG LAN8900EKSL User Guide:

• LG LAN8900EKSL, MAIN BOARD Video Decoder (TW8816) R [7~2] G [7~2] B [7~2] 7.0” LCD Panel HSYNC VSYNC Key MICOM I2C CLKV TOU CH SCR EEN X-,X+,Y-,Y+ AUDIO BOARD POWER BLOCK LCD7.4 V, LCD5 V, LCD3.3 V ILL+ , ILL- KEY_RX,TX POWER/EJECT/VOLUME+/- B/T Module Switch Key BACKLIGHT ON/OFF DCDC+ LED Driver (AAT2823) BT_RX,TX RESET PCM < LCD Block Diagram > < HEAD UNIT > R [7~2] G [7~2] B [7~2] BIAS LCLK PCLK CVBS (Rear Camera Option) WM9713 4 4 FCLK CLKH VCOM VOLTAGE r-VOLTAGE 10 3.3 V LCD_PWM LED BLU EN F

• LG LAN8900EKSL, [CONTENTS] • GPS BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1 • *3635,17('&,5&8,7%2$5'7239,(: • *3635,17('&,5&8,7%2$5'%277209,(:�

• LG LAN8900EKSL, WIRING DIAGRAM TNA OIDARTNA SPG USB/ IPOD XM_RADIO (Option: XM_Ready) Steering Wheel Remote Control BCM DOOR_UNLOCK AUTO_LIGHT REMOTE_SIGNAL GND FRONT_LEFT(+) FRONT_LEFT(-) FRONT_RIGHT(+) FRONT_RIGHT(-) REAR_LEFT(+) REAR_LEFT(-) REAR_RIGHT(+) REAR_RIGHT(-) SPEED SIGNAL REVERSE GEAR ACC SIGNAL BATT+ ALTERNATOR AUX_DETECT PARKING BRAKE MICROPHONE Audio/Video_AUX ILL+ ILL- EXTERNAL REMOTE_DISPLAY (Option: Remote Display) MIC+ MIC- AUX_AUDIO_L AUX_AUDIO_R AUX_AUDIO_GND AUX_VIDEO AUX_VIDEO_GND HS_CAN_HIGH HS_CAN_LOW REAR_CAMERA (Option: Rear_Camera) DIGITAL_EXTERNAL_AMP (Opti

• LG LAN8900EKSL, POWER BLOCK DIAGRAM AUDIO MICOM uPD78F3376A HS_CAN TJA1051 RESET IC KIA7033AF MM_CAN TJA1055 ANTENNA JACK RADIO & AUDIO DSP SAF7741 LEAF_DICE TEF7000 LEAF_DICE TEF7000 ISO 36PIN CONNECTOR AUDIO POWER AMPLIFIER ADDITIONAL 24PIN CONNECTOR LDO BA00CC0WFP DC/DC LT3481 LDO BA00CC0WFP LDO(OP_AMP_8V) BA00CC0WFP LDO BA00DD0WHFP DC/DC BD9781 LDO BA00CC0WFP LDO BA00CC0WFP DC/DC BD9781 LDO NCV5661 LDO XC6221B332NR LDO XC6221B182NR LDO BD3571 LDO BA00CC0WFP FRONT BOARD MAIN BOARD ECHO CANCELLER FM1188 SPDIF TRANCEIVER CS8427 SPDIF TRANSMITTER MAX3293 PHK04P02T Batt+ Batt+ FAN_6.5V ANT_12V SYSTEM_3.75V CD_8V SYSTEM_5V MICOM_5V SYSTEM_5V SYSTEM_5V DSP_3.3V DSP_1.8V MICOM_5V RESET VDD_3.3V LCD_

• LG LAN8900EKSL, [CONTENTS] • MAIN BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1 • 0$,1&211(&7253,1'(6&5,37,21 • 0$,135,17('&,5&8,7%2$5'7239,(:�

• LG LAN8900EKSL, [CONTENTS] • FRONT PART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1 • CABINET & MAIN FRAME PART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3 SECTION 4. EXPLODED VIEWS

• LG LAN8900EKSL, AUDIO CONNECTOR PIN DESCRIPTON A. Additional connector for option 24pin TYCO AMP 1318853 No NAME 1 SPDIF_OUT+(Option: External AMP) 2 SPDIF_OUT-(Option: External AMP) 3 SPDIF_GND(Option: External AMP) 4NC 5N C 6 NAVI_VOICE+(Option: External AMP) 7 XM_AUDIO_R(Option: XM_Ready) 8 XM_AUDIO_L(Option: XM_Ready) 9 AMBIENT 10 NC 11 NC 12 MM_CAN_HIGH(Option: External AMP) 13 CAMERA_B+(Option: Rear_CAMERA) 14 CAMERA_GND(Option: Rear_CAMERA) 15 CAMERA_CVBS(Option: Rear_CAMERA) 16 CAMERA_VGND(Option: Rear_CAMERA) 17 NC 18 NAVI_VOICE-(Option: External AMP) 19 XM_AUDIO_GND(Option: XM_Ready) 20 XM_POWER_GND(Option: XM_Ready) 21 XM_B +(Option: XM_Ready) 22 NC 23 CAN_GND(Option: External AMP) 24

• CPU AU1350 VIDEO DECODER TW9910 NOR FLASH SPASION 256Mb LATCH LVC16374A UART EXTEND SC16C550BIBS BUS TRANSEIVER SN74LVC16245 AUDIO CODEC WM1616 TOUCH PANEL DIRANA SAF7741 VIDEO IN CVBS CAMERA CVBS LCD PANEL TW8816 DDR2 MT47H64M16HR RGB 8:8:8 CVBS CVBS YCbCr(4:2:2) EXTERNAL MIC AC97 V X±/Y± oice(analog) Bus address 10bit Bus data 16bit Bus address 15bit Data 16bit

• LG LAN8900EKSL, [CONTENTS] • FRONT BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1 • )521735,17('&,5&8,7%2$5'7239,(: • )521735,17('&,5&8,7%2$5'%277209,(:�

• LG LAN8900EKSL, 2-1 FRONT 1 10 11 12 13 14 3 5 89 1. CD IN indicator light (CD IN) When a disc is inserted, the indicator is illuminated. 2. RADIO Selects the FM/AM band. 3. MEDIA Selects a source: CD, USB, iPod, AUX 4. / • Press this button. - Automatic tuning: - Track up/down: • Press and hold this button. - Search (FF/REW): 5. Display on/off ( ) Press to switch between the display on and off. 6. Left rotary ( / ) - Press: Power on/off - Turn: Volume control 7. Eject ( ) Press to eject a disc from the unit. 8. Disc slot 9. Time ( ) Press to display the digital/ analog clock in power on/ off status.

• LG LAN8900EKSL, 2-3 B. ISO 36pin POWER CONNECTOR 15A FUS 1 2 3 4 5 6 7 8 B 1 2 3 4 5 6 7 8 A C C1 1 2 4 5 36 C3 13 14 16 17 19 20 15 18 C2 11 9 10 12 7 8 A. CAR INTERFACE A1 SPEED A2 DIRECTION A3 TAIL SW (ILL+) A4 +12 V ACC A5 REMOTE ANTENNA A6 PWM ILL(ILL-) A7 +12 V BATT A8 GROUND B. SPEAKER OUTPUT B1 REAR RIGHT+ B2 REAR RIGHT- B3 FRONT RIGHT+ B4 FRONT RIGHT- B5 FRONT LEFT+ B6 FRONT LEFT- B7 REAR LEFT+ B8 REAR LEFT- C1. CAR INTERFACE C1 MIC+ (BT, eCall) C2 Parking C3 ALT_IN C4 MIC- (BT, eCall) C5 Door Unlock C6 Auto Light C2. CAR INTERFACE C7 AUX R-IN C8 Steering_Wheel Remocon C9 AUX GND C10 AUX L-IN C11 Steering_Wheel Remocon_GND

• LG LAN8900EKSL, [CONTENTS] • AUDIO BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 • POWER BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3 • $8',2&211(&7253,1'(6&5,3721�

• LG LAN8900EKSL, Cannot identify the current location. (GPS not receiving) GPS cannot be used indoors and must be connected to a power source with ACC in a vehicle in a location where the signal from the sky can be received easily. When initially connecting the GPS, it usually takes about 10 minutes to be working normally, but the connection speed can differ depending on the weather condition, and surrounding obstacles. If the GPS connection is unstable for a long period of time, try the following. • Check if the product is connected to a power source. • C

• DAC Display LCD Controller TFT LCD (7.0˝ WVGA) AC97 Digital RGB (18bit) Analog RGB Touch Panel Audio DSP XP/YP/ XN/YN SPDIF Touch Audio SMBUS I 2 S GPIO I 2 C GPIO12 GPIO9 Reset/Switch/Mode Control Echo Canceller (FM) Driver Manager EX-UART Static Bus CD Deck Audio Codec IO Expander GPIO4 GPIO10 GPIO23 Bluetooth GPS Key Micom GPS PENDOWN Event UART Audio Micom USB USB Sti

• LG LAN8900EKSL, 2-2 A. Additional connector for option 24pin TYCO AMP 1318853 No NAME 1 SPDIF_OUT+(Option: External AMP) 2 SPDIF_OUT-(Option: External AMP) 3 SPDIF_GND(Option: External AMP) 4N C 5NC 6 NAVI_VOICE+(Option: External AMP) 7 XM_AUDIO_R(Option: XM_Ready) 8 XM_AUDIO_L(Option: XM_Ready) 9 AMBIENT 10 NC 11 NC 12 MM_CAN_HIGH(Option: External AMP) 13 CAMERA_B+(Option: Rear_CAMERA) 14 CAMERA_GND(Option: Rear_CAMERA) 15 CAMERA_CVBS(Option: Rear_CAMERA) 16 CAMERA_VGND(Option: Rear_CAMERA) 17 NC 18 NAVI_VOICE-(Option: External AMP) 19 XM_AUDIO_GND(Option: XM_Ready) 20 XM_POWER_GND(Opt

• LG LAN8900EKSL, [CONTENTS] SECTION 1. SPECIFICATION SECTION 2. NAME OF EACH PART SECTION 3. TOTAL WIRING/BLOCK DIAGRAMS SECTION 4. EXPLODED VIEWS SECTION 5. MAIN PART SECTION 6. AUDIO PART SECTION 7. FRONT PART SECTION 8. GPS PART SECTION 9. TROUBLESHOOTING GUIDE

• [CONTENTS] • GENERAL PART (NAVIGATION) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-1 7URXEOH6KRRWLQJ*XLGH1$9,*$7,21�

• LG LAN8900EKSL, [CONTENTS] • FRONT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 • CONNECTOR TERMINAL FUNCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 SECTION 2. NAME OF EACH PART

• LG LAN8900EKSL, MAIN CONNECTOR PIN DESCRIPTION PIN NAME CN301 1 GND 2D+ 3D- 4 VBUS(5 V) CN702 1 GND 25 V 3 FAN_12 V 4 GND 5 USB_5 V 6 USB_5 V 7 GND 8 GND 9 CD_8.0 V 10 CD_8.0 V 11 GND 12 GND 13 3.75 V 14 3.75 V 15 GND CN705 1 GND 2 SCLK 3 WCLK 4 GND 5 DATA 6 SPDIF 7 GND 8 3.3 V 9 CRST 10 INSERT SW 11 EJECT 12 I2C SDA 13 I2C CRQ 14 I2C SCL 15 GND 16 GND 17 8 V 18 8 V CN901 1 CAMERA_CVBS 2 CAMERA_GND 3 AUX_CVBS 4 AUX_GND PIN NAME 5 GND 6 MIC+ 7 GND 8 MIC- 9 GND 10 NAVI_R 11 NAVI_L 12 GND 13 CD_3.3 V_CTL 14 GND 15 T_SENSOR 16 CD_RESET 17 REVERSE_GEAR 18 GND 19 CD_EMERGENCY 20 CPU_SLEEP 21 EC_RESET 22 EC_MODE 23 DCDC_ON 24 CD_INSERT 25 CPU_RESET 26 SPEED_PULSE 27 ART_TX 28 ART_EN 29 ART_RX 30 CD_

• LG LAN8900EKSL, Trouble Shooting Guide No Symptom Correction 1 The Sceen is White. Case1) 1) It is partially white screen. 2) All Button is working. Replace Front Assy's 2 The Screen is White. Case2) 1) It is completely white screen. 2) All Button is not working. Replace Main BD 3 CD Deck is not Working. 1) No play CD 2) No insert CD Replace CD Deck 4 No Sound First, Check as below. 1)Check CD Sound 2)Check Radio Sound Replace Audio BD 9-3

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LG LAN8900EKSL Pinout wiring manual 09-11-2023 5

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