Panasonic CF-T1 Service Manual page 84

Main33 VCT
1
2
SUSB#
023:G6;023:H2;026:F4;031:B5;031:C10;031:F5;034:D7
3
2002 020715 Q640 DTC144
4
5
6
7
8
9
10
11
A B
DCIN&BATT
033:B10;034:C8
VCTPGD
R687
10K
3
3
2SK3019
2
UNR9213J0L Q642
2 R695
Q640 10K
1
1
R691
UNR9213 0.01u
NU
C672 R694
0
R689
0 R692
470p
NU R693
100p
22K
C673
C674
R690
10K
0.5%
SGND3
Vout=0.8*(1+RH/Rl)
VC3
DCIN&BATT
R688
R696
006:D5
10K
470K
VCTPWRGD#
3
3
D
3
D
2
2
G
2 1
G
S 1
Q641
S 1
Q643
3LN01S-TL
3LN01S-TL
VCTPGD 033:D3;034:C8
6.3V
C670
10u
2125
C D
R700
1M
R701
10
25V
SI6410DQ
1608 50V
C677 1 D
0.01u
C679 5 D
1005
0.1u
8 D
4 G
Nch-MOSFET
1 BOOST 16
RUN/SS
2 TG 15
PGOOD
3 SW 14
VRNG
25V B
2125
4 PGND 13
FCB
C680
0.22u
Q646
5 BG 12
ITH
FDS6690A
8
D
6 INTVCC 11
SGND
7
D
D623
6
D
7 VIN 10
ION
5
D
Nch-MOSFET
8 9
VFB EXTVCC
RB500V-40TE-17
FAIRCHILD
C676
2125
0.1u
C678
NU VC5
4.7u
C675
R697
R698
0
4.7K
020820 R698 1K_D 0
0.5%
032:C8
VCPUON#
VCT
R699
1K
002:E4
VCTPWRGD
3
2SK3019
2
Q644
1
E F G
DCIN&BATT
034:B2
3225 25V
B C681
Q645
10u
PGND3
S 2
TMK325BJ106MM-T
S 3
S 6
020517 Q645 FDS6690A uPA1807
S 7
TSSOP8
VISHAY
L604
1 2
919AS-4R7M
S 1
S 2
S 3 D
SP-CAP
D624
2V
+
G 4
EP10QY03
C684
100u
SOP8
EEFCD0D101R
020520 D624 SFPB-64V EP10Y03
PGND3
H I
VCT=1.25 62mV
VCT
1 2 1 2
JP606 JP607
SGND3 PGND3
J K