LG LAN8900EKSL User manual

AUDIO & NAVIGATION
SYSTEM
SERVICE MANUAL
MODEL: LAN8900EKSL
SERVICE MANUAL MODEL: 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]
• SPECIFICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
SECTION 1. SPECIFICATION

1-1
SPECIFICATION
GENERAL
Output Power............................................................................................................ .45 W x 8 CH (Max.)
Power Source...............................................................................................................................DC 12 V
Speaker impedance.............................................................................................................................. 2 Ω
Ground System............................................................................................................................ Negative
Dimensions (W x H x D)........................................................................................... 247 x 145 x 204 mm
Net Weight........................................................................................................................................2.8 kg
DISPLAY
LCD ...............................................................................................................................17.8 cm TFT LCD
Resolution..................................................................................................................................800 X 480
Back Light.................................................................................................................................. LED Type
CD SECTION
Frequency Response ...................................................................................................... 20 Hz to 20 kHz
S/N Ratio ..........................................................................................................................................60 dB
Distortion .......................................................................................................................................... 0.3 %
Channel Separation (1 kHz).............................................................................................................50 dB
RADIO SECTION
FM
Frequency Range............................................................................................................87.5 to 108 MHz
S/N Ratio ..........................................................................................................................................50 dB
Distortion ............................................................................................................................................. 1 %
Usable Sensitivity .........................................................................................................................10 dBμV
AM (MW)
Frequency Range............................................................................................................522 to 1620 kHz
S/N Ratio ..........................................................................................................................................45 dB
Distortion .......................................................................................................................................... 1.0 %
Usable Sensitivity .........................................................................................................................38 dBμV

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

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.
10. MAP
Press to display the current location map
screen.
11. NAV
Press to enter a destination menu.
Various methods for entering a destination are
available.
12. SETUP ( )
• Press to access system settings.
• Press and hold to check the device ID, the
software version, the navigation version, and
the map version.
13. Info ( )
Press to view the destination, route, and traffic
information when the route guidance is active.
• Destination: Shows the information of current
vehicle position and destination.
• Route: Shows the route information from the
current vehicle position to the destina-
tion.
• Traffic: Shows the traffic information.
- Traffic Info On Route: The list of traffic infor-
mation found on the recommended route
from the current vehicle position to the desti-
nation is displayed.
- Traffic Info Nearby: The list of traffic infor-
mation around the current vehicle position is
displayed.
14. PHONE ( )
Use to enable Bluetooth Hands-Free Phone.
15. Right rotary ( )
Rotate it clockwise/counterclockwise.
• Searches the previous or next radio
frequency.
- Manual tuning
• Skips a track/file up/down in all list screen.
• ZOOM IN/ ZOOM OUT
- Rotate to change the map scale on the map
screen.
Repeat voice guidance ( )
Press to repeat the voice guidance.
RADIO
iPod
CD
USB
CDUSB
iPod
4
6
7
2
15

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(Option: XM_Ready)
21 XM_B+(Option: XM_Ready)
22 NC
23 CAN_GND(Option: External AMP)
24 MM_CAN_LOW(Option: External AMP)
CONNECTOR TERMINAL FUNCTION

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
C12 AUX DETECT
C3. CAR INTERFACE
C13 AUX_VGND
C14 AUX_CVBS_IN
C15 NC
C16 NC
C17 NC
C18 NC
C19 HS CAN L (Option: Remote Display)
C20 HS CAN H (Option: Remote Display)
No NAME
1 USB/IPOD GND
2 USB D+/IPOD_RX
3 USB D-/IPOD_TX
4 USB/IPOD_5 V
C. USB CONNECTOR
4 3 2 1

[CONTENTS]
• WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
• BLOCK DIAGRAM(H/W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
• BLOCK DIAGRAM(S/W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
SECTION 3. TOTAL WIRING/BLOCK DIAGRAMS

WIRING DIAGRAM
TNAOIDARTNASPG
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
(Option: External_AMP)
REAR_CAMERA_CVBS
REAR_CAMERA_VGND
MM_CAN_HIGH
MM_CAN_LOW
SPDIF_OUT(-)
SPDIF_OUT(+)
NAVI_VOICE(-)
NAVI_VOICE(+)
D+/TX
D-/RX
AUX_AUDIO_L
AUX_AUDIO_R
AUX_GND
XM_AUDIO_L
XM_AUDIO_R
XM_AUDIO_GND
GND
11
3
1
12
13
34
36
30
18
8
35
33
37
38
31
29
4
2
10
9
15
14
5
6
16
17
25
26
28
32
27
20
19
8
7
19
6
18
1
2
12
24
15
16
ISO_36PIN
ADDITIONAL 24PIN
3-1 3-2

BLOCK DIAGRAM (H/W)
AU1350
(667MHz)
i-NAND
8GB
DDR2
256MB
SD0 SDRAM Local
Bus
LCD
DSP
AC97
Micom
I2C
I2C
IFAD
SPDIF
AIN
Hard Key
ADC
GPIO
I2I1S 2S
Remote
Controller
AM/TMC
Tuner
7.0˝
LCD
Module
SPDIF
NOR
128Mb
I2S0
NAVI
POWER
CD
Deck
FM
Tuner
SPEAKER
45W 4ch
Amp
IFAD
Audio/Video AUX In
Main Board Audio Board
GPS/DR
Module
USB
USB
Protector
UART
Front Board
UART
Bluetooth
Module
Echo
Canceller MIC
UART
USB/IPOD
MEDIA
GPIO
Audio
Stereo
Codec
SD1
UART(port ?)
I2S
LAN8900
Option
3-3 3-4

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
I2S
GPIO I2C
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
Stick
iPod
iNAND
SD
MSC
HID
File System
MainCD/USB
Navi
(GPS) iPod
KEY Event
CD Event
GPS Event
Radio/Setup
AUX
(video/audio)
Video decoder
Rear camera TMC
UART CTL
Application
Device Driver
Hardware
BLOCK DIAGRAM (S/W)
3-5 3-6

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

451
A42
A43
477
451
469
459
459
469
459
459
459
A
260
261
250
459
C
CABLE3
B
CABLE4
477
B
C
A
CABLE2
CABLE1
268
269
A41
FRONT
451
451
451
FRONT PART
4-1 4-2

C
C
B
E
B
A
A50
284
451 451
A47
A49
270
469
469
451
469
295
A45
451
MAIN
AUDIO
GPS
D
F
A
D
E
451
451
451
451
451
451
451
454
451
453
451
451
451
A44
A26
272
274
273
CABLE5
CABLE6
CABLE7
283
451
271
473
299
298
473
CABINET & MAIN FRAME PART
4-3 4-4

[CONTENTS]
• MAIN BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
• 0$,1&211(&7253,1'(6&5,37,21
• 0$,135,17('&,5&8,7%2$5'7239,(:
• 0$,135,17('&,5&8,7%2$5'%277209,(:
SECTION 5. MAIN PART

CPU
AU1350
VIDEO
DECODER
TW9910
NOR FLASH
SPASION
256Mb
LATCH
LVC16374A
UARTEXTEND
SC16C550BIBS
BUS TRANSEIVER
SN74LVC1 6245
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
Address13bit
: Main board
: from Audio
Flash memory
iNand 8G
SD DATA # [ 0:3] / CMD/ CLK
Data 16bit
Address 13bit
PM IC
TPS650245
VDDI, VDDY
DCDC
3.7V
DDR 1.8V
VDDX_ON
PWR_EN
MICOM
RESET IC
TC1270ARV
CPU_RESET
VDDX
RESET_IN
VDDX OK
I2C
Interface
Power
Signal
JTEG
TDI/ RST/ TDO/ TMS/ TCK
UART(RX/TX)
WAKE UP
Rear Gear / Cam
BCM
CD DECK
M10
Digital audio(I2S)
I2C
CRQ/ INS
HW Ej ec t
Eject
Echo
canceller
RX/ TX,I2C/ Mode/ Reset
Digital audio_USB/ CD(I2S)
Navi_Voic e(analog)
Pen_down
Reset_out/OE/ WE/CS0/Busy
GPS M/ D
TREMBLE
UART( RX/ TX) / RESET BCM
Speed / Rear Gear
RESET/CS2/KEY_INT/OE/W
E
BT M/ D UART(RX/ TX)
PIC
MICOM
UART(RX/ TX)
FCLK/ LCLK/ PCLK/ BIAS
USB/ iPod USB(D+/ D- )
Save_Mod e
CP2.0B
I2C / Reset
LDO1
LDO2
GPS ON1/ 2 5V
PM IC
CIM_CLK
LDO
VDDX
FAN AUDIO
12V
on/ off
CS2/ OE
: LCD board
: from M/D
DDR2
MT47H64M16HR
MAIN BLOCK DIAGRAM
5-1 5-2

MAIN CONNECTOR PIN DESCRIPTION
PIN NAME
CN301
1 GND
2D+
3D-
4 VBUS(5 V)
CN702
1 GND
25V
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_SPDIF
31 CD_WS
32 CD_SCK
33 CD_SD
34 MEDIA_WS
35 MEDIA_SCK
36 MEDIA_SD
37 GND
38 GND
39 MICOM_TX
40 MICOM_RX
41 EC_DBG_RX
42 EC_DBG_TX
43
I2C_SDA_ECHO
44 I2C_SCL_ECHO
45 GND
CN905
1 GND
2R0
3R1
PIN NAME
4R2
5R3
6R4
7R5
8R6
9R7
10 G0
11 G1
12 G2
13 G3
14 G4
15 G5
16 G6
17 G7
18 B0
19 B1
20 B2
21 B3
22 B4
23 B5
24 B6
25 B7
26 GND
27 DCLK
28 DDE
29 DHSYNC
30 DVSYNC
31 GND
32 GND
33 TP_YL
34 TP_XL
35 TP_YH
36 TP_XH
37 GND
38 3.3 V_BT
39 3.3 V_BT
40 3.3 V_BT
41 GND
42 KEY_RX
43 KEY_TX
44 BT_RX
45 BT_TX
46 NC
47 CVBS
48 CVBS_GND
PIN NAME
49
CVBS_DETECT
50 GND
CN1001
1 VCC(3.3 V)
2
SDRAM(3.3 V)
3 DGND
4 TX0
5 RX0
6 TX1
7 RESET
8 RESERVED
9 RESERVED
10
FORWARD_BACK
11 SPEED
12 AGND
13 ANT_SHORT
14 ANT_OPEN
15 GYRO
16 AGND
17 VCC(5 V)
18 DGND
JK701
1 VCC
2D-
3D+
4NC
5 GND
5-5-

MAIN PRINTED CIRCUIT BOARD (TOP VIEW)
5-5-

MAIN PRINTED CIRCUIT BOARD (BOTTOM VIEW)
5-5-