LG CM9750 - BLOCK DIAGRAMS

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BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM
(±5 V)
(±57 V )
DRIVER
IRS2092
OP AMP
AZ4580
FET
IRF6775
X2
DRIVER
IRS2092
OP AMP
AZ4580
FET
IRF6775
X2
DRIVER
IRS2092
OP AMP
AZ4580
FET
IRF6775
X2
DRIVER
IRS2092
OP AMP
AZ4580
FET
IRF6775
X2
DRIVER
IRS2092
OP AMP
AZ4580
FET
IRF6775
X2
MLC3730
Main DSP
(+ 3.3 V_CD, VCC1.2)
DDECK
MECHANISM
M
P/UP
(VCC50)
FRONT
IR
Receiver
VFD
DIG311
Volume/
Key/switch
(+ 3.3 VA ,+ 12 V )
16 MB(128 Mb)
SDRAM
8 MB(64 Mb)
S/Flash
AM5890
Motor Drive
USB1
USB2
SERVO
BU9546
(4X Speed)
IC201
ADC
CS5346
PRE,AMP
S4308
DAC
PCM5101
PS9860
PWM
E2PROM
CLK/DAT
DRM_WEN/CAS/
RAS/SEL/CLK/CKE
Speaker Lighting
AMP_OSC
ADC_DATA
MCS_BCK/LRCK/MCLK
EEPROM
RL
FL
SW
RR
FR
IR_IN_RL
RL_OUT_P/N
FL_OUT_P/N
SW_OUT_P/N
RR_OUT_P/N
FR_OUT_P/N
M00_15
A00_16
SF_DI/DO
SF_CS/SCK
VFD_STB/CLK/DO/RST,
VKK,FL+/ -
RMC
MAIN VOL_A/B ,
KEY 1/2
SE
OP_SW,CL_SW,UP_SW,DN_SW,D_SENSE
MOT_MUTE,CLOSE,OPEN
A,B,C,D,E,F,PD
LD
SPDO/SLDO
/FOD/TRD
LOAD±,SLED±,
SPIN±,TR±,F±
D2S+/ -
IR_IN_FL
IR_IN_SW
IR_IN_RR
IR_IN_FR
E
N
PWM_LRCK/BCK/DATA
DSP_O_DATA
AUX_DATA
EXP_DATA
MCS_BCK/LRCK, MCLK
CD_RW/ MCLK/ LRCK/ BCK,
CD_DAT
CD_RST
UART_RX/TX
D
2
S
For AUX
For MIC
PGPC08
1.1 2.0
IC101
Micom
PCM1808
SCRATCH A/B,
M_VOL_A/B,
FAN_CTRL /2,
Search_A /B,EQ HIGH/LOW
DRV632