LG LAN8900EKSL, Руководство по обслуживанию

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ISO 36PIN CONNECTOR AUDIO POWER AMPLIFIER
ADDITIONAL 24PIN
CONNECTOR
ANTENNA JACK
FRONT BOARD
RADIO & AUDIO
DSP
SAF7741
AUDIO MICOM
uPD78F3376A
HS_CAN
TJA1051
RESET IC
KIA7033AF
LEAF_DICE
TEF7000
LEAF_DICE
TEF7000
EEPROM
24LC256
ECHO
CANCELLER
FM1188
OP AMP
S4580
SWITCH
IC
FL+/-
FR+/-
RL+/-
RR+/-
SCL
SDA
MAIN BOARD
MI
C
+
/-
A
U
X_C
V
B
S
/VGN
D
CD_3.3V_CTL, CD_RESET, CD_EMERGENCY, CPU_SLEEP,
TEMPERATURE_SENS, CD_INSERT
MICOM_TX
MICOM_RX
NAVI_L/R, CD_IIS, MEDIA_IIS
A
M
P
_
S
TBY
AM
P
_
M
U
T
E
FL FR RL RR
VOLU
ME+/-, POWE
R K
E
Y, K
E
Y E
J
E
C
T
RE
VERSE
_
GE
A
R
_
O
N
, I
N
V
_
O
N
, L
C
D_
P
W
M
EC_RESET, EC_MODE, IIC_SCL
IIC_SDA
PCM_CLK, PCM_SYNC, PCM_IN
PCM_OUT
RE
VERSE
_
GE
A
R
SPEE
D
_P
U
LSE
IL
L
+
IL
L
-
MIC+/-
BT_A
UDI
O
+/
-
IL
L
+
IL
L
-
PA
RKI
NG
AL
T
_
IN
DOOR_U
NLOC
K
A
U
TO_LI
G
HT
S
T
EERI
NG
_
W
HEEL_
R
EM
O
C
O
N
A
U
X_IN_
D
ET
E
C
T
AUX_IN_L/R
AC
C
_
D
E
T
E
C
T
ILL-_DETECT
ILL+_DETECT
RESET
SCL
SDA
DSP_RESET
DSP_FAST_MUTE
RDS_DATA1
RDS_DATA2
ADSP_IOF
B+
TX
RX
SELECT
HS_CAN_LOW/HIGH
MM_CAN
TJA1055
SPDIF
TRANCEIVER
CS8427
SPDIF
TRANSMITTER
MAX3293
Batt+_DET
E
CT
OP AMP
S4580
ISOLATION
AMP
BA3121F
OP AMP
S4580
TX, S
T
B,
EN
RX
, I
N
H
, ER
R
MM_CAN_LOW/HIGH
D
CDC
_
O
N
, CPU
_
RE
SET
DATA_OUT, CLK, EN, RESET
DATA_IN, RERR
CTRL
IIS_OUT
NA
VI_VOIC
E
+/-
XM
_A
UDI
O+
/-
A
M
BIENT
SP
DI
F_
O
U
T+/
-
CA
M
E
RA
_CVB
S
OPTION: EXTERNAL AMP
OPTION:
REMOTE DISPLAY
OPTION:
EXTERNAL AMP
OPTION:
EXTERNAL AMP
OPTION:
XM
R
E
A
D
Y
OPTION: INTERNAL AMP
AUDIO BLOCK DIAGRAM
6-1 6-2