Charge Circuit Diagram - LG DP372D Service Manual

5. CHARGE CIRCUIT DIAGRAM

12
JP501 JP501
C527 C527
DC-030 DC-030 104 104 D501 SS5822 D501 SS5822
DC_IN BAT_OUT
1 1 2
3
+ CE501 + CE501 C502 C502
2
POWERJACK POWERJACK 104 104
100uF/25V 100uF/25V TP503 TP503 R504 R504
120K 120K
TP504 TP504
11
AD_PR
R510 R510
C505 C505 39K 39K
104 104
10
9
D504 D504
SS5822/NC SS5822/NC
8
1 2
TP506 TP506 F501 F501
FUSE[1206-2.5A] FUSE[1206-2.5A]
1 2
D505 D505
SS5822 SS5822 CM505 CM505
+ +
47uF/25V 47uF/25V
7
6
5
R552 R552
330 330
4
C521 C521
R553 R553
330 330 104 104
B+
CON3_2.0MM_DIP CON3_2.0MM_DIP
C524 C524
3 104 104
BC
2
3
1
CN502 CN502
B-
2
1
A B C D
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP502 TP502
SP_MUTE
+ CM502 + CM502 C503 C503 C504 C504 A_MUTE
R502 R502 R503 R503
220uF/25V 220uF/25V 104 104 104 104 2K 2K 1K 1K R506 R506 MCS
10K 10K PWM
/M_RESET
R509 R509 AD_U
LED503 LED503 LED502 LED502 20K 20K AD_I
AD_T
AD_K1
RED_LED RED_LED GREEN_LED GREEN_LED
5VA
TP505 TP505
R512 R512
51K 51K
D503 D503
C508 C508
1 2
104 104
C511 C511 R519 R519
D_LL4148 D_LL4148 51K 51K
102 102
TP508 TP508
U503 U503
APM4953Kb1 APM4953Kb1
TP507 TP507 P+
1 8
S1 D1
TP509 TP509
2 7
G1 D1
3 6
S2 D2 L501 L501
C C
4 5
G2 D2
B B Q501 Q501 R523 R523
1
SMBT3904 SMBT3904
10K 10K
E E
100UH 100UH
R526 R526 D506 D506
C515 C515 10 10 TP512 TP512
SS5822 SS5822
104 104 R525 R525
10K 10K
R531 R531
51 51
Q502 Q502
1
SMBT3906 SMBT3906
TP514 TP514
R545 R545
2K 2K
C C
2 Q503 Q503 B B
1
C SMBT3904 SMBT3904 TP515 TP515
E E
1 B E 3 R546 R546 R547 R547 PWM
10K 10K 3.6K 3.6K
SMBT3904
P+
U504 U504
C522 C522
4 3 104 104
VC V-
R554 R554 U505 U505
5 2 SM9926K SM9926K
VDD Cout
10K 10K
6 1
VSS Dout
R5460 R5460
TP516 TP516
P-
E F G H
U501 U501 IR
GT6319 GT6319 D_LL4148 D_LL4148
C501 C501 5VA
1 28 2 1
RED IR-DA
VREF1 NC/20pF NC/20pF
2 27
GRN NC1
MSDI D502 D502 R501 R501
3 26
CMSDA MSDI
MSDO 20K 20K R505 R505
4 25
CMCLK MSDO
5 24 MCLK 100K 100K
NC2 MCLK
6 23
MCS PIE
VREF
7 22
PWM VREF
R507 R507 1K 1K STANDBY
8 21
PR-CRT1 PR-CTL2
R508 R508 9.53K 1% 9.53K 1%
9 20
RST OSC
10 19
GND VCC
11 18
AD_BATU NC4
12 17
AD_CHG1 NC3
AD_PR C506 C506
13 16
AD_BATT AD_PR
AD_K2
14 15
AD_K1 AD_K2
104 104
5VA
R511 R511 5VA
10K 10K
R513 R513 VREF1
2K 2K
CH_SCS MCS R514 R514 5VA
C507 C507 10K 10K
R517 R517 100pF 100pF
2K 2K MCLK
SCLK R518 R518
R533 R533 10K 10K
20K 20K
R520 R520
2K 2K
SDO MSDI
SDI R521 R521 MSDO R534 R534
10K 10K
20K 20K
R522 R522
C514 C514 20K 20K
100pF 100pF
TP510 TP510
P+
CM506 CM506 TP513 TP513 C516 C516
+ +
R529 R529
100uF/25V 100uF/25V R527 R527 R528 R528 104 104
1K 1K
150K 1% 150K 1% NC NC AD_I P-
AD_U
R538 R538 R539 R539
C518 C518
R536 R536 0.15 1W 0.15 1W 0.15 1W 0.15 1W
104 104
C517 C517 R535 R535
NC NC
104 104 51K 1% 51K 1%
IC
5VA 5VA
R548 R548 R549 R549
10K 1% 10K 1% 10K 1% 10K 1%
CN501 CN501
FB501 FB501 600 PB 600 PB
K1 FB502 FB502 600 PB 600 PB R550 R550 1K 1K
1
K2 AD_K2_ R551 R551 1K 1K
6 2
GND
5 3
4
CON4_1.0MM CON4_1.0MM
C523 C523 C520 C520
104 104 104 104
D507 D507
BAT54S BAT54S
3
2
1
FB503 FB503 FB1206 FB1206
FB504 FB504 FB1206 FB1206
GND FB505 FB505 FB1206 FB1206
I J K L M
3-35 3-36
TP501 TP501
U506 U506
HT7150 NC HT7150 NC
BAT_OUT
2 3
VIN OUT
CE507 CE507 CE508 CE508
+ + + +
NC/47uF/25V NC/47uF/25V NC/10uF/16V NC/10uF/16V
C525 C525
NC/104 NC/104
+ + CM503 CM503
100uF/10V 100uF/10V
R515 R515 R516 R516
1K 1K 1K 1K VREF
+ + CM504 CM504
47uF/10V 47uF/10V
C509 C509 C510 C510
104 104
104 104 KA431 0.5% KA431 0.5%
U502 U502
5VA
TP511 TP511
R524 R524
10K 1% 10K 1%
R530 R530
AD_T 1K 1K
R540 R540
0.15 1W 0.15 1W
TP517 TP517
C519 C519
104 104
R532 R532 TP518 TP518
NC/10K NC/10K
GND
OFF-PAGE CONNECTION
AD_K1
SP_MUTE
AD_K2
SP_MUTE
A_MUTE
A_MUTE
IR
IR
AD_K2_
AD_K2_
5VA
5VA
BAT_OUT
BAT_OUT
STANDBY
STANDBY
GND
GND
POWER I/F
/M_RESET
/M_RESET
CH_SCS
CH_SCS
SCLK
SCLK
SDO
SDO
SDI
SDI
MPEG I/F
N O P Q
5VA
C526 C526
NC/104 NC/104
MALATA MALATA MALATA
05.CHARGE 05.CHARGE 05.CHARGE
Wednesday, January 02, 2008 Wednesday, January 02, 2008 Wednesday, January 02, 2008
R S T
LGE Internal Use Only