Charge Circuit Diagram - LG DP271, DP271B, LPA-837 Service Manual

5. CHARGE CIRCUIT DIAGRAM

J604 J604 D606 SS5822 D606 SS5822
DC_IN
1 1
3
CE606 CE606
C613 C613
2
100uF/25V 100uF/25V 0.1uF 0.1uF
TP618 TP618 R652 R652
POWERJACK POWERJACK
120K 120K
TP619 TP619
AD_PR
R653 R653
C616 C616 39K 39K
0.1uF 0.1uF
D603 D603
C606 C606 R628 R628
LL4148 LL4148
51K 51K
1000pF 1000pF
D604 D604
SS5822 SS5822
TP607 TP607 L601 L601
FUSE(2A) FUSE(2A)
D601 D601
SS5822 SS5822
CE602 CE602
47UF/25V 47UF/25V
5VA
R644 R644 R645 R645 R646 R646 R647 R647
NC NC NC NC NC NC NC NC
R651 R651 R648 R648 R649 R649 R650 R650
NC NC NC NC NC NC NC NC
TP620 TP620
BAT_OUT
2
C614 C614 C615 C615
CE605 CE605
R602 R602 R603 R603
220uF/25V 220uF/25V 0.1uF 0.1uF 0.1uF 0.1uF 2K 2K 1K 1K
LED602 LED602
LED601 LED601
GRN GRN
RED RED
TP616 TP616
U604 U604
Si4435 Si4435
TP617 TP617
P+
TP609 TP609
U601 U601
1
1
2
2
Q601 Q601 R610 R610
3
3
SMBT3904 SMBT3904 10K 10K 4
4
+ +
R614 R614
FDS4435 FDS4435
C619 C619 10 10 TP613 TP613
0.1uF 0.1uF R613 R613
10K 10K
R616 R616
51 51
Q602 Q602
SMBT3906 SMBT3906
TP614 TP614
R623 R623
2K 2K
2 Q603 Q603
C SMBT3904 SMBT3904
1 3
B E R624 R624
10K 10K
SMBT3904
9TP19 9TP19
GND
U603 U603
GT6319 GT6319
1 28
RED IR_DA
2 27
GRN NC1
3 26
CMSDA MSDI
4 25
CMCLK MSDO
NC2
5 24
NC2 MCLK
R639 R639 MCS
6 23
MCS PIE
10K 10K PWM
7 22
PWM VREF
/M_RESET
8 21
PR_CTL PR_CTL2
9 20
RST OSC
10 19
GND VCC
R658 R658 AD_U
11 18
AD_BATU NC4
20K 20K AD_I
12 17
AD_CHG1 NC3
AD_T
13 16
AD_BATT AD_PR
AD_K1
14 15
AD_K1 AD_K2
5VA
5VA R604 R604
10K 10K
R634 R634
R620 R620 2K 2K
51K 51K CH_SCS MCS
C622 C622
100pF 100pF
C603 C603 SCLK
0.1uF 0.1uF
SDO
SDI R637 R637
10K 10K
TP608 TP608
R638 R638
C623 C623 20K 20K
L602 L602 100pF 100pF
8
8
100UH 100UH
7
7
6
6
5
5
D602 D602
+ CE603 + CE603 + CE604 + CE604 R611 R611
SS5822 SS5822
220uF/16V 220uF/16V 150K 1% 150K 1%
100U/16V/NC 100U/16V/NC
AD_U
R621 R621
C601 C601
51K 1% 51K 1%
0.1uF 0.1uF
TP615 TP615
5VA 5VA
R625 R625 PWM
3.6K 3.6K
R608 R608 R609 R609
10K 1% 10K 1% 10K 1% 10K 1%
J7A3 J7A3
CON3 CON3
K1
1
K2
2
GND
3
3-41 3-42
D605 D605
5VA
NC1
MSDI R627 R627
LL4148 LL4148
MSDO 20K 20K R626 R626 R654 R654
MCLK 100K 100K
TP602 TP602
VREF 4.7K 4.7K
R640 R640 1K 1K STANDBY
R629 R629 9.53K 1% 9.53K 1%
NC4 C602 C602
NC3 20pF 20pF
AD_PR C607 C607 + + CE607 CE607
100uF/10v 100uF/10v
AD_K2
0.1uF 0.1uF
5VA
5VA
R605 R605 5VA R630 R630
10K 10K 4.7K 4.7K
R635 R635
2K 2K R606 R606
MCLK 10K 10K C612 C612
C621 C621 0.1uF 0.1uF
100pF 100pF
R636 R636
2K 2K
MSDI
C620 C620
MSDO 100pF 100pF
TP610 TP610
P+
TP612 TP612
TP611 TP611 C617 C617
R615 R615
R612 R612 0.1uF 0.1uF
1K 1K
NC NC AD_I P- AD_T
R617 R617 R618 R618 R619 R619
C618 C618
R622 R622 0.15 1W 0.15 1W 0.15 1W 0.15 1W 0.15 1W 0.15 1W
0.1uF 0.1uF
NC NC
OFF-PAGE CONNECTION
R642 R642 1K 1K AD_K1
R643 R643 1K 1K AD_K2
C611 C611 C610 C610
0.1uF 0.1uF 0.1uF 0.1uF
J601 J601 5VA
TP601 TP601
R601 R601
100 100
TP603 TP603
+ CE601 + CE601
C604 C604
47uF/10V 47uF/10V 0.1uF 0.1uF
1 2 3
1.Ref
2.Anode
3.Cathode
R631 R631
1K 1K VREF
U602 U602 C608 C608
0.1uF 0.1uF
KA431 0.5% KA431 0.5%
5VA
R607 R607
10K 1% 10K 1% J602 J602
R641 R641 P+
1
1K 1K
2
3
P-
4
C609 C609
0.1uF 0.1uF CON4 CON4
5VA
5VA 4,5
BAT_OUT
BAT_OUT 4,7
STANDBY
STANDBY 4
GND
GND 2,3,4,5,7,8
POWER I/F
/M_RESET
/M_RESET 2
CH_SCS
CH_SCS 2
SCLK
SCLK 2,8
SDO
SDO 2,8
SDI
SDI 2
MPEG I/F
LG & MALATA LG & MALATA LG & MALATA
Document Number Document Number Document Number
06.CHARGE 06.CHARGE 06.CHARGE
Monday, January 15, 2007 Monday, January 15, 2007 Monday, January 15, 2007