Panasonic TH-50PE8U Service Manual page 49

11.13. A-Board (5/15) Schematic Diagram
! A-BOARD TNPH0716AKS (5/15)
Front End
to (10/15)
RF_V
RF_L
RF_R
ADV7493
to (9/15)
HDMI_SPDIF
HDMI_LRCK
HDMI_BCLK
HDMI_SDIN
MAIN_Y/CVBS
MAIN_PB/C
MAIN_PR
TO
RGB_CVBS
K-BOARD
(K1)
STB3.3V
TP4004 A1
MCLK
JS4010
TP4003 24.576MHz for ADV
1 0
STB3.3V
HDMI_INT2
C4075
2
GND 16V
TP4001 0.1u
3
RM_IN
TP4002
4
R_LED_ON
5
GND to (3/15)
FL4000
TP4005 J0HAAB000036
6
AG_KEY3
KEYSCAN3
1 3
2 4
GenX5
AG_KEY1(CON-PANE)
to (7/15)
IRD
FL4003
to (7/15)(13/15)
J0HAAB000036
to (1/15)
AG_RMIN
1 3
2 4
IECOUT0
FL4007
J0HAAB000036 to (7/15) SRCK0
AG_R_LED_ON DMIX0
1 3
2 4
LRCK0
DACCK0
to (7/15)
AG_AI_SENSOR
to (3/15)
DTV_V
JS4025
VJUMP1005-S
to (11/15)(13/15)
D_PCB_MODE
S
TH-50PE8U
A-Board (5/15) Schematic Diagram
37 38
CONNECTOR,AVSW
IIC2
to (3/15)(10/15)(13/15)
AD_SCL2
AD_SCL2
AD_SDA2
AD_SDA2
JK3000
D3076
K1U929A00001 MAZ81400ML
MONITOR OUT
V D3077
V MAZ81400ML
MON_L
L
L
MON_R
R D3078
R
MAZ81400ML
V1 G
V1_C
C
D3051
Y
MAZ81400ML
C Y G
R3203 R3199
V1_Y
Y-G 75
75
D3048
C-G MAZ81400ML
G
V1_S_DET
D3052
MAZ81400ML
V1_V
V
V
R3208 D3063
75 MAZ81400ML
L
L R3202
39k
R
R
G R3204 D3064
39k MAZ81400ML
COMPONENT2
D2_Y
Y
Y
R3212
75 D3065
PB MAZ81400ML
Pb
R3211
75 D2_PB
PR
Pr
R3209
G D2_PR
75 D3066
RF_V
MAZ81400ML
L R3190
L
39k
RF_L
R R
R3191
G D3069
39k MAZ81400ML
RF_R COMPONENT1 R3198
75 D1_Y
Y
Y
PB D3070
Pb
MAZ81400ML
R3194
75
D1_PB
PR
Pr
D1_PR
G R3189
75
L
L D3071
R3192 MAZ81400ML
39k
R
R
G R3193
HDMI_SPDIF 39k
HDMI_LRCK
HDMI_BCLK
HDMI_SDIN
MAIN_Y/CVBS
MAIN_PB/C
MAIN_PR
RGB_CVBS
MCLK
HDMI_INT2
GenX5
to (7/15)(11/15)
AG_AUDIO_MUTE
AG_AUDIO_MUTE
AG_SOUND_SOS
AG_SOUND_SOS
AG_AUDIO_XRST
AG_AUDIO_XRST
AG_VIDEO_STATUS
to (7/15)
AG_FAN_MAX
AG_KEY1(CON-PANE) AG_FAN_SOS
R4137
100 DTV_SPDIF
R4135
330 DTV_SRCK
DTV_DMIX
R4134
330
DTV_LRCK
R4136
330
DTV_V
39 40
C3123
R3145 10V R3123
100 10u 1.8k
MON_L AAM_L
R3147 R3124
MON_R 100 1.8k AAM_R
C3124
Q3123
10V
R3146 R3148 10u 2SD0601A0L
180k 180k
AG_VIDEO_STATUS
R3149 Q3125
100
2SB0709A0L
A_MON_MUTE
R3150 R3153
100 1k
Q3124
2SD0601A0L C3153
10V
1u
SUB9V
SUB9V
D3079
MAZ81400ML
V1_L
V1_R
D3080
RENESAS
MAZ81400ML
Video Input
V1/YC1:AV1 Back
V2:Peaks DC out
V3/YC3:AV2 Back
V4:nonuse
V5/YC4:AV3 Side
V6:nonuse
D3067
MAZ81400ML V7:RF
RGB:(PC)
YPbPr1:Comp1
D2_L
YPbPr2:Comp2
D2_R
Video Out
OUT1:Main(ADV)
D3068 OUT3:Monitor out
MAZ81400ML
OUT7:ADV(SOY)
Audio Input
L1/R1 RF
L2/R2 Comp1
L3/R3 Comp2
L4/R4 AV1
D3072 L5/R5 Av2
MAZ81400ML L6/R6 AV3
L7/R7 (PC)
D1_L L8/R8 (DVI) AD_SDA2
L9/R9 DTV
D1_R AD_SCL2
Audio Out
OUT1:nonuse
MAIN_Y/CVBS
OUT2:nonuse
D3073
MAZ81400ML OUT3:Monitor out
MAIN_PB/C
OUT4:Main(ADAV)
MAIN_PR
MON_V
R3076
RGB_CVBS 75
MAIN_R
MAIN_L
AAM_R
AAM_L
RF_L
RF_R
41 42
49
SUB5V
L3001
J0JYC0000068
C3049
10V
100u
V2_S_DET
SUB3.3V
AG_VIDEO_STATUS
26 100
R3072
VJUMP1005-S 27 99
R3107 C3047
S 28 98 68 10V 10u D1_PR
SCL PRin1
S CVBSin2 Rin
29 97
R3073 R3099 C3046
GND VCC5V HDin HD VD/FBKMUTE
VJUMP1005-S 30 96 68 10V 10u D1_Y
R1 Gin
G/CY/CVBSout1 CYin1
31 95
R3098 C3045
HD out1 L3 DET1
32 94 68 10V 10u D1_PB
B/PB/Cout1 PBin1
33 93
IC3001
VD out1 T DET6 R3097 C3044
10V 10u
34 92 68 D2_PR
R/Prout1 C1AB00002855 PRin2/R3
35 91
C3043
VCC5V T DET7 R3096
10V 10u
36 90 68 D2_Y
VIDEO SW
SAG CVBSout4 CYin2/G3
37 89
C3019 C3042
Y/Y+C/CVBSout4 AUDIO SW L3 DET2 R3095
10V 10u
16V 38 88 68 D2_PB
0.1u
S2out PBin2/B3
39 87
SAG CVBSout5 VCC5V
86
40
SUB9V
C3020 C/Y+C/CVBSout5 Cin4
41 85
16V
GND T DET8
22u 42 84
SAG CVBSout3 Yin4
+ 43 83
L3000
CVBS/Y+Cout3 T DET9
44 82 J0JYC0000068
C3021 VCC9V CVBSin5
10V 220u R3out R9in
45 81
G/CY/Y/CVBSout7 L3out L9in VCC9V
46 80
C3022
O3 R2out R8in CVBSin6
16V
47 79
R3077 0.1u R3068 C3015
220 48 78 220 10V 10u
49 77
50 76
R3078
220
C3023
10V
10u
TH-50PE8U
A-Board (5/15) Schematic Diagram
43 44
1
2
3
C3050
16V
0.1u
4
V2_C
V2_Y
V2_V
5
RF_V
45