Audio Block Diagram - LG LAN8900EKSL Service Manual

AUDIO BLOCK DIAGRAM

CD_3.3V_CTL, CD_RESET, CD_EMERGENCY, CPU_SLEEP,
FL+/-
FR+/-
ISO 36PIN CONNECTOR
RL+/-
RR+/-
B+
AUX_IN_L/R
HS_CAN_LOW/HIGH
OPTION:
MM_CAN MM_CAN_LOW/HIGH
TJA1055
EXTERNAL AMP
AUDIO MICOM
uPD78F3376A
ILL+_DETECT
ILL-_DETECT
RESET
RESET IC
KIA7033AF
MICOM_RX
MICOM_TX
TEMPERATURE_SENS, CD_INSERT
NAVI_L/R, CD_IIS, MEDIA_IIS
FRONT BOARD
AUDIO POWER AMPLIFIER
OPTION: INTERNAL AMP
OPTION:
EXTERNAL AMP
OPTION:
REMOTE DISPLAY
HS_CAN
TJA1051
TX
SELECT
RX
RADIO & AUDIO
ADSP_IOF
DSP
RDS_DATA2
RDS_DATA1
SAF7741
DSP_FAST_MUTE
DSP_RESET
SCL
SDA
EEPROM
24LC256
CTRL
DATA_IN, RERR
DATA_OUT, CLK, EN, RESET
MIC+/-
OP AMP SWITCH
IC
S4580
EC_RESET, EC_MODE, IIC_SCL ECHO
CANCELLER
IIC_SDA
FM1188
PCM_CLK, PCM_SYNC, PCM_IN
PCM_OUT
6-1 6-2
ADDITIONAL 24PIN
ANTENNA JACK
CONNECTOR
LEAF_DICE LEAF_DICE
TEF7000 TEF7000
ISOLATION
OP AMP
S4580 AMP
BA3121F
OP AMP
S4580
SCL
SDA
SPDIF
TRANSMITTER
MAX3293
SPDIF
TRANCEIVER
CS8427
OPTION: EXTERNAL AMP