LG MCV903 Series Service Manual

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BLOCK DIAGRAMS
1. MAIN & FRONT BLOCK DIAGRAM
PICK UP
PICK UP
MOTOR
MOTOR
MD
MD
SP+/-, SL+/-
LM+/-, TUR+/-
TR +/-, F +/-
MLC3890
USB HOST
TRO, FO
SPO, SLD
SVREF
DRV_MUTE
A, B, C, D, E, F, PD, LD
FLASHSDRAM
DMA[0:11]
DB[0:15]
AK5358
STEREO
ADC
DA_LRCK, BCK, DATA
LC87F5NC8A
AUDIO
MICOM
AMP_PRT, PDN
KS24C021
EEPRO
M
EEPROM
DATA, CL
K
DVD_RST, CS, CLK, DI, DO
AK5358_RST
TUNER
DECK
A
DECK
B
HA12237F
Cassette
Deck ASP
DECK S/W
PT
AUX
BU4052
AUDIO
S/W
DATA
MAIN AUDIO
IN
4052_A, B
TUNER
PORTABLE
IN
AUX
L/R
L/R, ERASE
REC L/R
MIC
BA3308
OPAMP (A
LC)
USB
H/P
D+/D-
MIC SIG.
VFD
PT6324
FLT
DRIVER
VFD_STB, DO, CLK
HALL_A/B, LEAF_A
/B
REC_MUTE, PB_MUTE, TAPE_A/B
SOL_A/B, MOTOR, REC_BIA
S
TAPEREC_L/R
H/P_L/R
BU9543KV
RF+SERVO
+DSP
74HC4094
EXPANDER
MUTE
TUR+/-, OP
/CL
RESET
MD SWITCH, RESET
IIC, R/W, BUSY
DATA, SUBQ
IIS CLK
74LC157
MUX
IIS
II
S
IIS
AK5358
AK5358
350W
Power
Amp
FL
FR
PS9830
PWM
Modulator
FL
FR
UTC4580
LPF
UTC4580
LPF
UTC4580
LPF
PWM_RST,
DATA, CL
K
SW
IP9011
MOTOR
DRIVER
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

LG MCV903 Series Specifications

General

Brand	LG
Model	MCV903 Series
Category	Stereo System
Language	English