Panasonic TH-42PZ80U Service Manual page 51

11.11. A-Board (5/12) Schematic Diagram
! A-BOARD TNPH0721ADS (5/12)
IIC2p
to
(3/12)(11/12)(12/12)
AD_SCL2
AD_SDA2
<< Connection Device >>
3.3V:V-AVSW/ADV4422/FE/DVB-TNR
5V :A-AVSW/A-TNR
HDMI_INT2
GenX4
to (7/12)
AG_SOUND_SOS
AG_SOUND_SOS
to (7/12)(12/12)
AG_AUDIO_MUTE
AG_AUDIO_MUTE
to (7/12)
AG_AUDIO_XRST
AG_AUDIO_XRST
AG_VIDEO_STATUS
ADV7493
to (10/12)
HDMI_LRCK
HDMI_LRCK
HDMI_BCLK
HDMI_BCLK
HDMI_SDIN
HDMI_SDIN
HDMI_SPDIF
HDMI_SPDIF
MAIN_Y/CVBS
MAIN_Y/CVBS
MAIN_PB/C
MAIN_PB/C
MAIN_PR
MAIN_PR
RGB_CVBS
RGB_CVBS
PC_HS
PC_HS
PC_VS
PC_VS
24.576MHz for ADV
MCLK
MCLK
HDMI_INT2
Front End
RF_V
IRD to (1/12) RF_L
R4137
100
DTV_SPDIF RF_R
IECOUT0
R4135
330 DTV_SRCK
SRCK0
R4134
330
DTV_DMIX
DMIX0
R4136
330 DTV_LRCK
LRCK0
to (3/12)
DTV_V
DTV_V
TH-42PZ80U
A-Board (5/12) Schematic Diagram
37 38
CONNECTOR,AVSW
AD_SCL2
AD_SDA2
*JK3000A
K1U929A00001
MONITOR OUT
V
V
L
L
R
R
G
V1
C
Y
C Y G
Y-G
C-G
G
V
V
L
L
R
R
G
COMPONENT2
Y
Y
PB
Pb
PR
Pr
G
L
L
R
R
G
COMPONENT1
Y
Y
PB
Pb
PR
Pr
G
L
L
R
R
G
to (11/12)
RF_V
RF_L
RF_R
39 40
SUB9V
D3076
MAZ81400ML
C3123
R3145 10V R3123
MON_L 100 10u 1.8k
C3124
10V
R3147 R3124
MON_R 100 10u 1.8k
Q3123
2SD0601A0L
D3077
MAZ81400ML
R3146 R3148 R3149
Q3125
180k 180k 100
2SB0709A0L
MON_L
R3150
100
Q3124
MON_R
2SD0601A0L
D3078
MAZ81400ML
D3051
MAZ81400ML
V1_C
D3048
MAZ81400ML
R3203 R3199
V1_Y
75 75
V1_S_DET
D3052
MAZ81400ML
V1_V
R3208
D3079
75
D3063
MAZ81400ML
MAZ81400ML
R3202 V1_L
39k
V1_R
D3064
MAZ81400ML
R3204
D3080
39k
MAZ81400ML
D2_Y
R3212
D3065
75
MAZ81400ML
D2_PB
R3211
75 D3067
D3066
MAZ81400ML
MAZ81400ML
D2_PR
R3209
75 D2_L
R3190
D2_R
39k
D3069
R3191
MAZ81400ML
39k
D3068
D1_Y MAZ81400ML
R3198
75 D3070
MAZ81400ML
R3194
75 D1_PB
D1_PR
RENESAS
D3072 Video Input
V1/YC1:AV1 Back
MAZ81400ML
R3189 D3071
V2:Peaks DC out
75 MAZ81400ML
V3/YC3:AV2 Back
D1_L V4:nonuse
R3192
V5/YC4:AV3 Side
39k D1_R
V6:nonuse
V7:RF
R3193 RGB:(PC)
39k
D3073 YPbPr1:Comp1
MAZ81400ML YPbPr2:Comp2
Other:
Video Out
OUT1:Main(ADV)
OUT3:Monitor out
OUT7:ADV(SOY)
Audio Input
L1/R1 RF
L2/R2 Comp1
L3/R3 Comp2
L4/R4 AV1
L5/R5 Av2
L6/R6 AV3
L7/R7 (PC)
L8/R8 (DVI)
L9/R9 DTV
Audio Out
OUT1:nonuse
OUT2:nonuse
OUT3:Monitor out
OUT4:Main(ADAV)
41 42
51
AAM_L
AAM_R
R3153
1k A_MON_MUTE
C3017
16V
0.1u
AG_VIDEO_STATUS
26
R3072
VJUMP1005-S
AD_SDA2 27
28
AD_SCL2
SCL
29 CVBSin2 Rin
R3073
GND VCC5V HDin
VJUMP1005-S
MAIN_Y/CVBS 30
R1 Gin
G/CY/CVBSout1
31
HD out1
32
MAIN_PB/C
B/PB/Cout1
33
VD out1
MAIN_PR 34
R/Prout1
35
IC3001
VCC5V
36
SAG CVBSout4
C1AB00002855
37
C3019
Y/Y+C/CVBSout4
16V 38
0.1u VIDEO SW
S2out
39
SAG CVBSout5 AUDIO SW
40
C/Y+C/CVBSout5
C3020
41
16V
GND
22u 42
R3076
SAG CVBSout3
MON_V 75 + 43
CVBS/Y+Cout3
44
C3021
VCC9V
10V 45 R3out R9in
RGB_CVBS
220u
G/CY/Y/CVBSout7 L3out L9in
C3022 46
R2out R8in
16V O3
0.1u 47
R3077
220 48
MAIN_R
49
MAIN_L
50
R3078
220
AAM_R
AAM_L
C3023
10V
10u
RF_L
RF_R
43 44
1
2
3
SUB5V
C3049
10V
100u
C3050
16V
0.1u 4
V2_S_DET
V2_C
V2_Y
V2_V
5
SUB3.3V
R3100
VJUMP1005-P
100
99
98
C3047 D1_PR
PRin1
97
R3107 10V 10u
HD VD/FBKMUTE
68
96 C3046 D1_Y
CYin1
95 10V 10u
R3099
L3 DET1
94 68
C3045 D1_PB
PBin1
93 10V 10u
R3098
T DET6
68
92 C3044 D2_PR
PRin2/R3
91 10V 10u
R3097
T DET7
90 68
C3043 D2_Y
CYin2/G3
89 R3096 10V 10u
L3 DET2
88 68
C3042 D2_PB
PBin2/B3
87
R3095 10V 10u
VCC5V
86 68
Cin4 SUB9V
85
T DET8
84
Yin4
83
T DET9
82 L3000
CVBSin5 J0JYC0000068
81
VCC9V
80
CVBSin6
C3015
79
R3068 10V
78 10u
220 RF_V
77
76
TH-42PZ80U
A-Board (5/12) Schematic Diagram
45