A-Board (9/21) Schematic Diagram - Panasonic TX-PR42C10 Service Manual

12.15. A-Board (9/21) Schematic Diagram

A-BOARD (9/21)
!
AVSW
REF No. 3000-3399
TO 2,3/21
73 74
SUB5V
SUB9V SUB5V
IC3003
SUB6V
C0DBGYY00281
C3118
VOUT VIN
10V C3119
1u
10V
R3112 R3113 VSS
1u
NC CE
0
0
C3143
16V
0.1u
SUB9V_VIDEO
TO 7/21
TO 8/21
76
AVSW_R076PIN_FBIN/O1
77
78
AVSW_R078PIN_FBIN2/O2
79
AVSW_R079PIN_CVBSIN6 CVBSin6
R8in
80
VCC9V L9in
C3145 81 R9in
CVBSin5
AVSW_R081PIN_CVBSIN5
16V 82
T DET9
0.1u
83
AVSW_R083PIN_YIN4 Yin4
84
T DET8
85
AVSW_R085PIN_CIN4 Cin4 AVSW
86
VCC5V
87 IC3001
AVSW_R087PIN_PBIN2/B3 PBin2/B3
88
L3 DET2
89 C1AB00002855
AVSW_R089PIN_CYIN2/G3 CYin2/G3
90
T DET7
91
AVSW_R091PIN_PRIN2/R3 PRin2/R3
92
T DET6
93
AVSW_R093PIN_PBIN1 PBin1
94
L3 DET1
95
AVSW_R095PIN_CYIN1 CYin1
Gin
96
G-ADV_XRST HD VD/FBKMUTE HDin
97 Rin
R3239 AVSW_R097PIN_PRIN1 PRin1
98
99
AVSW_R099PIN_BIN
100
AVSW_R100PIN_VDIN
C3147
10V
10u
TO 8/21
75 76
C3146
10V
10u
TO 6/21
PC_HS
50
AV_L
49
AV_R
48
PC_VS
47
O3
R2out
46 RGB_CVBS
L3out G/CY/Y/CVBSout7
C3141 MAIN_Y/CVBS
R3out 45
VCC9V
44 16V 0.1u
CVBS/Y+Cout3 AVSW_R044PIN_CVBS/Y+COUT3
43
SAG CVBSout3 AVSW_R043PIN_SAGCVBSOUT3 MAIN_PB/C
42
GND
41
C/Y+C/CVBSout5 TO 8/21
MAIN_PR
40
SAG CVBSout5
39
S2out
38
Y/Y+C/CVBSout4 RGB_CVBS
AVSW_R038PIN_Y/Y+C/CVBSOUT4
37
SAG CVBSout4 AVSW_R037PIN_SAGCVBSOUT4
36 C3140
VCC5V
16V 0.1u
35 MAIN_PR
R/Prout1
R3236 PC_VS
34 68
VD out1
33 MAIN_PB/C
B/PB/Cout1
PC_HS
32 R3237 68
HD out1
31 MAIN_Y/CVBS
G/CY/CVBSout1
R1
30
VCC5V GND
AV-SW_SCL
CVBSin2 29
SCL
28 AV-SW_SDA
27
26
TP3007
TO 5/21
AVSW_R027PIN_FBOUT/TDET10
C3139
RGB_FB
16V
0.1u *R3100
100k
77 78
55
TO 5/21
TP3008
PC_HS
TP3009
PC_VS
TP3021
MAIN_Y/CVBS
MAIN_Y/CVBS/G
TP3004
MAIN_PB/C
MAIN_PB/C/B
TP3005
MAIN_PR
MAIN_PR/R
TP3006
RGB_CVBS
RGB_CVBS
TO 1/21
AV-SW_SCL
AV-SW_SDA
79 80 81