LG DP450P Service Manual

3-21
BLOCK DIAGRAMS
1. OVERALL BLOCK DIAGRAM
IR_OUT
SL+,
SL-
AM5898N
MOTOR DRIVER
STANDBY
PWM
AD_PR
P+
5VA
1.8V
BAT_OUT
RED,
GREEN
AOUT_L/R
AD_K
64MBit
SDRAM
MA[0..11], BA[0..1],
CS#,CAS#,RAS#,
WE#,DQM[0..1] DCLK,DCKE
16M
FLASH
MEMORY
SF_DO
SF_CS SF_CK SF_DI
REMOCON
RECEIVER
Power,
Charge LED
3.3V
3.3V
OPO
V1P4,FOSO,TRSO,FMSO,DMSO,STBY
LCD PANEL
DQ[0..15]
A_MUTE_SW
XI,XO
27MHz
LDO1,LDO2,IOA,V20
M
DISC
SPINDLE
MOTOR
DECK MECHANISM
PICK
UP
SLED
MOTOR
M
F+,F-,
T+,T-
SP+,
SP-
A,B,C,D,E,F,RFO,MDI1/2
LIMIT
NJM4580M
A+5V
PT2303
A+5V
SP_L/R+/-
SP_L/R-
OP-,OP+
TROPEN
M5V
CM1117
AV OUT
SPK
H/P
BATTERY
DC_IN
DC-DC BLOCK1
DC-DC BLOCK2
3.3V
M5V
2F2301P
A+5V
LD_5V
APM4953K
SP_MUTE
3.3V/BAT_OUT
AD_T
AD_U
P
-
AD_I
KEY
IR
GT6312
5VA
1.8V/3.3V
VOLU
ME
CVBS
MT1389DE/LP
MPEG
R5460214AC/SM9926
B
-
BC
KEY
DVD_KEY1
DVD_KEY2
DVD_KEY3
A-5V
IR_OUT
SL+,
SL-
AM5898N
MOTOR DRIVER
STANDBY
PWM
AD_PR
P+
5VA
1.8V
BAT_OUT
RED,
GREEN
AOUT_L/R
AD_K
64MBit
SDRAM
MA[0..11], BA[0..1],
CS#,CAS#,RAS#,
WE#,DQM[0..1] DCLK,DCKE
16M
FLASH
MEMORY
SF_DO
SF_CS SF_CK SF_DI
REMOCON
RECEIVER
Power,
Charge LED
3.3V
3.3V
OPO
V1P4,FOSO,TRSO,FMSO,DMSO,STBY
LCD PANEL
DQ[0..15]
A_MUTE_SW
XI,XO
27MHz
LDO1,LDO2,IOA,V20
M
DISC
SPINDLE
MOTOR
DECK MECHANISM
PICK
UP
SLED
MOTOR
M
F+,F-,
T+,T-
SP+,
SP-
A,B,C,D,E,F,RFO,MDI1/2
LIMIT
NJM4580M
A+5V
PT2303
A+5V
SP_L/R+/-
SP_L/R-
OP-,OP+
TROPEN
M5V
CM1117
AV OUT
SPK
H/P
BATTERYBATTERY
DC_IN
DC-DC BLOCK1
DC-DC BLOCK2
3.3V
M5V
2F2301P
A+5V
LD_5V
APM4953K
SP_MUTE
3.3V/BAT_OUT
AD_T
AD_U
P
-
AD_I
KEY
IR
GT6312
5VA
1.8V/3.3V
VOLU
ME
CVBS
MT1389DE/LP
MPEG
R5460214AC/SM9926
B
-
BC
KEY
DVD_KEY1
DVD_KEY2
DVD_KEY3
A-5V

LG DP450P Specifications

General

Brand	LG
Model	DP450P
Category	Portable DVD Player
Language	English