A-Board (13/19) Schematic Diagram - Panasonic TH-37PV8PA Service Manual

11.21. A-Board (13/19) Schematic Diagram

A-BOARD (13/19)
!
TO 13/19
PANEL_MAIN_ON
SOS4_PS
VDATA_DET
P5V
TO
A20
SC-BOARD
(SC20) C9832
K1KY30BA0090 C9840
10V
25V
10u
0.01u
P5V
1
OC1
2
CPH2
3
GND
4
CLK
5
SIU
6
GND
7
SID
8
SCSU
9
GND R9848
10
EXB2HV470JV
OC2
11
CPH1
12
GND
13
LAT
14
R9110
100
SOS6_SC1
15
R9142 100
SOS7_SC2
16
GND
17
CEL
18
CERS
19
SC_DRV_RST
20
GND
21
CSL
22
CSH
23
GND R9849
24
EXB2HV470JV
CML
25
CMH
26
NC
27
+15V
28
P15V_MOTO
+15V PA9900
29
K5H5022A0023
+15V
30
C9859 C9858
25V
25V
0.01u 10u
TH-37/42PV8PA, PX8BA/EA
A-Board (13/19) Schematic Diagram
109 110
BUFFER
SC_OC1
Y8
GND
11 10
SC_CPH2
Y7
12 A8 9
SC_CLK
Y6
A7
13 8
SC_SIU
Y5
A6
14 7
SC_SID
Y4
15 A5 6
SC_SCSU Y3
A4
16 5
SC_OC2
Y2
17 A3 4
SC_CPH1
Y1
18 A2 3
P5V
G2
A1
19 2
PANEL_MAIN_ON
Vcc
C9841 20 G1 1
SOS4_PS 16V
0.1u
VDATA_DET
R9846
EXB2HV103JV
BUFFER
SC_LAT
Y8
11 GND 10
SC_CEL
Y7
A8
12 9
SC_CBK
Y6
13 A7 8
SC_DRV_RST
Y5
14 A6 7
SC_CSL Y4
A5
15 6
SC_CSH
Y3
16 A4 5
SC_CML
Y2
17 A3 4
SC_CMH
Y1
A2
18 3
P5V
G2
19 A1 2
Vcc
C9842 G1
20 1
SC_OC1 16V
0.1u
SC_CPH2
SC_CLK
R9847
SC_SIU
EXB2HV103JV
SC_SID
SC_SCSU
SC_OC2
SC_CPH1
SOS6_SC1
SOS7_SC2
SC_LAT
SC_CEL
SC_CBK
SC_DRV_RST
SC_CSL
SC_CSH
SC_CML
SC_CMH
111 112
C9867
25V
10u
R9895
P3.3V/1.2V
100k
1 30
RT OVP C9861
C9885
C9880
50V 1000p 25V
2 29
CS1 CUVP
1% 0.1u
R9890 C9877 8200p 25V
3 28
50V VO1 PGOOD
47.5k
68p
1% 4 27
FB1 CB1
R9891
5 26
R9886 12.7k REFIN1 OUT1-1
47k
1% 6 25
ILIM1 LX1
7 24
C9886
-INC1 OUT1-2
R9888
25V
15k
8 23 0.1u
1% -INC2 VCC
9 22
R9878 ILIM2 PGND
15k
R9887 1% 10 21
FSW VB
51k
1%
11 20
FB2 OUT2-2
1%
R9889
12 19
18.2k VO2 LX2
C9879
16V 0.015u
13 18
R9879 C9888 CS2 OUT2-1
50V
13k
14 17
1% 360p GND CB2
C9878
25V 0.01u 15 16
VREF CTL
C9862
25V
0.1u
C9860
6.3V
4.7u
C9868
FP_OC1
FP_CPH2
FP_CLK
FP_SIU
FP_SID
FP_SCSU
VB1_5V
FP_OC2
FP_CPH1
R9892
100k
P15V
R9868
100k
Q9805
2SD0601A0L
FP_LAT
FP_CEL
FP_CBK
P3.3V P15V
FP_SC_DRV_RST
FP_CSL
R9871
D9808
10k
FP_CSH B0JCCE000008
R9869
FP_CML
10k Q9806
FP_CMH 2SD0601A0L
D9807
R9870
B0JCCE000008
10k
113 114
57
P15V
R9856
P
C9870
25V
10u
P3.3V
L9800
G1C2R2Z00007 R9851
P
C9865
D9816 4V
MA22D3900L 68u
Q9807
B1MBDDA00003
C9873
P1.2V
D9812 4V
MA22D3900L
68u
L9801 R9852
P
G1C1R5Z00006
Q9808
B1MBDDA00015
C9871
25V 25V
10u 10u
P15V
R9896
18.2k R9855
P2.5V
1%
P
1% C9872
C9869
C9874
25V 25V
R9897
1 24 50V 10u 10u
GND FB 47.5k
68p
2 23
C9881
REFIN VO
25V 0.01u
3 22 C9864
VREF RT
25V
C9882 4 21 0.1u
CS CB 1 8
8200p 25V
C9883 L9802
5 20
COVP OUT-1 2 7
100p 50V G1C2R2Z00007 R9853
3 6
C9884 6 19
CUVP LX P
1000p 50V
C9866
7 18 4 5
D9817
PGOOD VBIN 4V
MA22D3900L
68u
Q9809
8 17
CTL VCC
VB1_5V B1MBDDA00003
VB1_5V
9 16
LSAT VB
R9893 43k 1% 10 15
ILIM OUT-2
R9894 11 14
+INC PGND
20k
1%
12 13
-INC FSW C9887
25V
C9863
0.1u
6.3V
4.7u
TH-37/42PV8PA, PX8BA/EA
A-Board (13/19) Schematic Diagram
115 116
P2.5V
31
32
117