Panasonic TH-46PZ81E Service Manual page 57

11.19. A-Board (12/20) Schematic Diagram
! A-BOARD TXN/A1SLTD (12/20)
<
E_YPBPR_Y/A_AV1C_Y_
Y
Y
PB E_YPBPR_PB/A_AV1C_PB_
PB
E_YPBPR_PR/A_AV1C_PR_
PR
PR
G
AUDIO IN
E_PC_LIN/A_AV1_LIN_
L
L
R E_PC_RIN/A_AV1_RIN_
R
G
AUDIO OUT
RCA_AUDIOOUT_L_
L
L
RCA_AUDIOOUT_R_
R
R
G
*JK3100A
K2HA7YYA0001
E_YPBPR_Y/A_AV1C_Y_
E_YPBPR_PB/A_AV1C_PB_
E_YPBPR_PR/A_AV1C_PR_
E_PC_LIN/A_AV1_LIN_
E_PC_RIN/A_AV1_RIN_
RCA_AUDIOOUT_L_
RCA_AUDIOOUT_R_
TH-46PZ81E
A-Board (12/20) Schematic Diagram
100 101
AV_terminal/AVSW
<
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
*JK3002A
K1FY121A0006
21
20
19
18
17
16
E_YPBPR_Y/A_AV1C_Y
15
R3238
JS3025
75 14
VJUMP1608-S
1%
13
E_YPBPR_PB/A_AV1C_PB
12
JS3026
R3239
11
VJUMP1608-S
75
10
1%
E_YPBPR_PR/A_AV1C_PR
9
R3240
75 JS3027
8
VJUMP1608-S
1%
7
6
5
4
3
2
1
*JK3003A
K1FY121A0006
L3040
C3144 R3114
J0JCC0000100
50V
22k
560p
L3041
J0JCC0000100
C3145 R3115
50V 22k
560p
*L3042
J0JCC0000100
*R3125
*Q3023
2.2k
2SD0601A0L
*L3043
J0JCC0000100
*C3117 *C3128
50V *R3130 *R3131 *R3127
50V
100k 100k
560p 560p
2.2k
*Q3022
2SD0601A0L
102 103
L3044
AV1 E_AV1_V/A_AV2_V
R3208
*R3481 J0JCC0000100
GND(PLUG) 0
150 1%
VIDEO IN R3343
E_AV1_VO/A_VO
TV VIDEO OUT 150 1%
GND(BLK)
JS3028
GND(VIDEO) R3212 R3344
150 1% 150 1%
FB IN JS3029 E_AV1_FB
RED IN JS3030 E_AV1_RED/A_AV2C_PR
GND JS3031 E_AV1_GREEN/A_AV2C_Y
R3460 R3213
150 150 68
GND(RED) 1% JS3032 E_AV1_BLUE/A_AV2C_PB *R3425
1%
GREEN IN
R3465 R3217
150 150
GND(GREEN) *R3256 TP3015
1% 1%
AV1 SLOW 21.5k E_AV1_SLOW
1%
BLUE IN
*R3265
*C3256
R3218
L IN 50V 13k
R3470
150 1000p 1%
JS3023 150
GND(BLUE) 1%
1% E_AV1_LIN/A_AV2_LIN
GND(AUDIO)
L3032 C3138
S R3110
TV L OUT
J0JCC0000100 50V 22k
560p
R IN
TV R OUT
C3139 R3111
L3033 50V
22k
560p
J0JCC0000100 E_AV1_RIN/A_AV2_RIN
*L3034 J0JCC0000100
*L3035 *C3136 *C3140
J0JCC0000100
50V 50V
560p 560p
L3045
J0JCC0000100
E_AV2_V_Y/A_AV3_V
AV2
R3219
*R3482
GND(PLUG) 0
150 1%
JS3033
VIDEO IN R3369
VJUMP1608-S
E_AV2_VO
VIDEO OUT 150 1%
GND(BLK)
GND(VIDEO)
*R3223 *R3371
150
FB IN 1% 1% 150 JS3035 E_AV2_FB
Chroma/RED in JS3034 E_AV2_RED_C/A_AV3S_C
GND JS3036 E_AV2_GREEN
*R3237 *R3245
150 150
GND JS3037 E_AV2_BLUE
1% 1%
*R3255
GREEN IN
68
Q-LINK *R3476 *R3225
150 150
GND *R3262 TP3016
1% 1%
21.5k
AV2 SLOW E_AV2_SLOW
1%
BLUE IN
*C3257 *R3454
L IN *R3236 *R3477 50V 13k
150 1%
GND 150 1000p
1% 1% E_AV2_LIN/A_AV3_LIN
GND(AUDIO) JS3024
S L3036 C3141
TV L OUT R3112
J0JCC0000100 50V 22k
R IN 560p
TV R OUT
C3142
L3037 R3113
50V 22k
J0JCC0000100
560p E_AV2_RIN/A_AV3_RIN
*L3038
J0JCC0000100
*L3039 *C3137 *C3143
J0JCC0000100
50V 50V
560p 560p
E_PC_LIN/A_AV1_LIN
E_PC_RIN/A_AV1_RIN
RCA_AUDIOOUT_L
RCA_AUDIOOUT_R
104 105
57
MOUT_9V
E_QLINK_AV1
*R3442 *R3443
*C3278 360 360
10V
220u
*R3440
*R3439
*D3069 75 1% 220
*C3277
MAZ81400ML *R3441
50V
100k
0.1u
*Q3028
2SB0709A0L
*D3077
MAZ81400ML
*Q3024
2SD0601A0L
*R3118
*R3116
100k
2.2k
*R3119
*R3117
100k
2.2k
*C3280 *R3447 *R3448
10V
360 360
220u *Q3025
*R3445
2SD0601A0L
220
*R3444
*C3279
75 1% *D3078
50V
MAZ81400ML
*R3446 0.1u
100k
*Q3029
2SB0709A0L
E_QLINK_AV2
*D3068
MAZ81400ML
*R3122
*Q3026
*R3120
100k 2SD0601A0L
2.2k
*Q3027 *R3123
*R3121
100k
2SD0601A0L 2.2k
MONITOROUT_MUTE
TH-46PZ81E
A-Board (12/20) Schematic Diagram
106 107
21
22
E_AV1_VOUT/A_VOUT
E_AV1_LOUT
E_AV1_ROUT
MONITOROUT_MUTE
E_AV2_VOUT
E_AV2_LOUT
E_AV2_ROUT
MONITOROUT_MUTE
23
24
108