LG LNC1200EEFS, Service Manual

Page: 22 / 31

AUDIO BLOCK DIAGRAM
INTERNAL AMP 42 PIN CONNECTOR 24 PIN CONNECTOR
RADIO
ANT
MM_CAN_H/L
LEAF_DICE
TEF7000
AM
LEAF_DICE
TEF7000
FM
MM_CAN
TJA1055
BODY_CAN
TJA1055
RS422
TRANSMITER
MAX3077
OPAMP
S4580
Rx+/-, Tx+/-
B+
Rev
er
s
e
ILL+/- CA
N_H/L
CA
N_H/L
A
U
TO_LIGHT/PA
R
K
I
SPEED, A
L
T
AC
C
A
M
BIENT+, ST_R
ACC
LOGIC
A
COMPA
S
T
MIC
NAVI+/-
E
AM FM
MICOM LDO
BD3875, 5 V
MICOM RESET
BD5230
ECHO
CANCELLER
MIC MUTE
SWITCH IC
Rx, Tx Rx, Tx
ING/A
UX_DET
EM
A
CC_DET
COMPA-
RATOR
T
B, MUTE
MIC_MUTE
I2C I2C
FRONT RIGHT
FRONT LEFT REA
R
RIGHT REA
R
LEFT
Rx, Tx
AUDIO MICOM
uPD78F3376A
RADIO & AUDIO
DSP
MAIN
XTERNA
B+ 6 V DET
BD5230
CANCELLER
FM1188
SWITCH
IC
Reverse
BT_SPDIF
6 V Det
S/W CTR
RDS1, RDS2, ADSP_IOF11
DSP_RESET,
I2
C
ILL_Det
DSP
SAF7741
BOARD
L A
M
P
IC
CPU_I2C
MIC
C
I2C
DVD_SPDIF
DMB_I2S
MEDIA_I2S
CD I2S
SPDIF SPDIF
P
O
SPI
BUSY, SYNC_REQ, RESETB
ERROR
I2C
SPDIF SPDIF+/-
LC
D
R
E
_
XM_I2S
NAVI+/-
TRANCEIVER
CS8427
TRANSMITER
MAX3293
EEPROM
24LC256
ADC
MCP3221
DR SENSOR
WELCOME SERIAL FLASH
O
WER/EJECT/V
OL
U
SPI
I2C
PCM IN/OUT/SY
N
D
_ON/LCD_PWM
E
SET
I2C
WELCO
ME
FRONT BOARD
DR SENSOR
XV-8000LK
BU6929FV MX25L4005
U
ME+/-
N
C/CLK
7-2 7-1