Panasonic TH-42PM50U Service Manual page 136

40
39
38
37
36
35 30
0
SCL1
34 29
0
SDA1
33 28
0
32 27
0
31 26
0
30 25
0
29 24
0
10Vs(W)
28 23
10.0
10Vs(W)
27 22
10.0
10Vs(W)
26 21
10.0
RESET
25
20
0
MON_SOUND_DEF
24 19
0
KEYSCAN2
23 18
30.0
MAIN_DEF
22 17
0
SP_MUTE
21 16
3.3
15
20 0
SUB3.3V
19 14
3.3
18 13
0
MAIN9V
17 12
9.0
16 11
0
LED_R
SUB 9V2
15 10
9.0
14 9
0
LED_G
SUB 9V2
13 8
9.0
OPT
12 7
0
RM_IN
MAIN2.5V
11 6
2.5
KEYSCAN
10 5
0
R2607
MAIN2.5V
0
9 4
2.5
8 3
0
KEYSCAN3
SUB 5V
7 2
5.0
0
6 1
SP_SHORT
H30
5
4
3
2
STB5V
1
H1
-BOARD
G1)
70
12VW
STB5V
MAIN9V
SCL1
SDA1
RESET
MON_SOUND_DEF
MAIN_DEF
SP_MUTE
SP_SHORT
JS2628
ERJ3GEY0R00V
JS2624
ERJ3GEY0R00V
JS2627
ERJ3GEY0R00V
JS2729
ERJ3GEY0R00V
TO
PA-BOARD
(PA30)
KEYSCAN2
KEYSCAN
OPT
LED_R
KEYSCAN3
LED_G
RM_IN
5
TO
Z-BOARD
R2640 R2641
(Z50)
22 22
H50
0
1
0 2
0 3
0 4
10.0 5
10Vs(S)
10.0 6
10Vs(S)
10.0 7
10Vs(S)
0 8
0 9
0 10
5.0 11
STB 5V
0 12
13
9.0 MAIN 9V
0 14
0 15
SCL1
0 16
0 17
SDA1
C2612
3.3 18
10V
RESET
1u
0 19
MON_SOUND
_DEF
0 20
MAIN_DEF
C2603
0 21 C2602
SP_MUTE
16V 16V
0 22
100u 0.1u
0 23
SP_SHORT
0 24
MAIN_L
4.0 25
0 26
MAIN_R
4.0 27
0 28
0 29
30 0
31 0
32 0
33 0
34 0
35 0
R2659
100
Q2619
2SD0601ARL
R2660
100
JS2740
JS2767
ERJ6GEY0R00V
ERJ6GEY0R00V
JS2741
ERJ6GEY0R00V
JS2726 JS2760
JS2742
ERJ6GEY0R00V
ERJ3GEY0R00V
ERJ6GEY0R00V
JS2630 JS2744 JS2761
ERJ6GEY0R00V
ERJ3GEY0R00V ERJ6GEY0R00V
JS2768
ERJ6GEY0R00V
JS2748
JS2763
ERJ6GEY0R00V
ERJ6GEY0R00V
JS2745 JS2762
ERJ6GEY0R00V ERJ6GEY0R00V
JS2746 JS2764
ERJ6GEY0R00V ERJ6GEY0R00V
JS2747 JS2765
ERJ6GEY0R00V
ERJ6GEY0R00V
JS2749
JS2766
ERJ6GEY0R00V
ERJ6GEY0R00V
TH-42PM50U
H-Board (1 of 3) Schematic Diagram
6
IC2608
C1BB00000972
BBE VIVA
C2617
50V
3300p
C2616
16V
C2621
C2620
0.68u
10V 10V
1u 1u
MAIN_L
MAIN_R
R2645
18k
Q2618
2SD0601ARL
C2625 R2647
16V 470
R2646
4.7u
22k
R2648
1k
C2626
R2649
16V
18k
4.7u
R2651
470
R2652
R2650
1k 22k
TO
K-BOARD
H7
(K1)
3.3
1
KEYSCAN2
5.0
2
STBY5V_M
0
3
GND
0
4
GND
5.0
SUB5V 5
SUB5V
0
6
GND
3.2
7
KEYSCAN
2.9
8
LED_R
0
9
OPT
0
10
LED_G
4.5
11
KEYSCAN3
0.8
12
REMOCON
7
1
2
3
4
5
6
8