Panasonic TH-42PA50A, Service Manual

Page: 84 / 181

14.20. Z-Board Schematic Diagram
+
+
+
+
+
Thermal Pad
+
+
Thermal Pad
+
10Vs(W)
10Vs(W)
10Vs(W)
10Vs(W)
10Vs(W)
R2339
91k
C2307
16V
100u
R2388
1k
JS2305
D2301
MA2J11100L
C2490
50V
3300p
Q2316
2SC584500L
Q2314
2SC584500L
Q2302
2SC584500L
R2308
3.9k
R2464
12
R2391
10k
C2316
16V
0.1u
C2310
4.7u
10V
L2316
J0JJC0000011
Z50
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
JS2306
Q2324
2SC584500L
C2332
50V
3300p
C2331
50V
3300p
C2324
470p
50V
C2461
50V
3300p
R2336
39k
R2330
56k
C2327
470p
50V
R2321
39k
C2358
16V
100u
Q2301
2SD0601ASL
JS2304
D2319
B0JCDD000002
C2311
4.7u
10V
L2317
J0JJC0000011
D2332
MA2J11100L
R2342
0
JS2319
R2445
1k
C1BB00000800
IC2300
1L
in
2R
in
3
ADDout
4
Bout
5
Sout
6
ADDin
7
DIFin
8
SWin
9
HP
out
10
HPin
11
P
eqL11
12
P
eqL12
13
P
eqR11
14
P
eqR12
15
P
eqL21
16
P
eqL22
17
P
eqR21
18
P
eqR22
19
P
eqL31
20
P
eqL32
21
P
eqR31
22
P
eqR32
23
SW
out
24
Rout
25
Lout
26
Vcc
27
Vref
28
ADJ
29
POR
T
30
SCL
31
SD
A
32
GND
C2453
25V
1u
R2398
47k
R2315
22
C2387
1000p
50V
IC2302
C0ABBA000073
1 2 3 45
6 7 8
C2442
50V
220p
L2312
10u
L2313
10u
C2434
0.47u
16V
R2311
820
R2488
12
JS2315
C2374
50V
10u
R2449
51
R2345
56k
C2473
25V
1u
C2323
0.047u
25V
R2329
39k
C2325
0.047u
25V
C2328
0.047u
25V
R2325
91k
R2393
10k
C2438
0.47u 16V
R2461
110k
R2328
100k
C2457
25V
1u
R2332
91k
D2303
MA2J11100L
C2484
25V
0.22u
R2453
100
R2306
820
C2481
25V
0.22u
C2314
5600p
50V
C2301
50V
0.1u
C2458
25V
1u
C2497
25V
1u
R2324
10k
R2320
2.2k
JS2324
R2450
100
R2343
0
R2392
22k
C2330
50V
3300p
R2395
10k
C2498
25V
1u
R2378
0
R2326
100
R2460
137k
C2329
50V
3300p
R2414
0
C2462
50V
3300p
R2338
0
C2372
50V
10u
C2450
25V
330u
C2318
16V
0.1u
C2309
50V
0.01u
C2377
50V
1000p
C2489
50V
3300p
R2389
1k
C2474
25V
1u
C2320
0.047u
25V
JS2322
JS2317
C2441
50V
220p
R2444
1k
C2477
25V 1u
C2446
1u 25V
Z2
1
2
3
4
5
R2313
10k
C2437
0.47u 16V
R2397
47k
C2359
50V
0.01u
R2323
4.7k
C2306
50V
0.01u
R2302
22k
C2322
470p
50V
C2428
0.1u
25V
R2337
56k
R2305
470
C1BB00000818
IC2305
1
INN
2
INP
3
GAIN0
4
GAIN1
5
SHUTDO
WN
6
PGND
7
VCLAMP
8B
S
N
9P
V
c
c
10
OUTN
11
OUTN
12
PGND
13
PGND
14
OUTP
15
OUTP
16
PVcc
17
BSP
18
AG
N
D
19
AG
N
D
20
R
OSC
21
COSC
22
BYP
ASS
23
VREF
24
Vcc
JS2331
R2307
100k
D2304
MA2J11100L
R2309
3.9k
JS2320
R2310
180k
C2433
0.47u
16V
C2469
25V
1u
C2466
25V
1u
R2448
51
C2483
25V
0.22u
C2430
10V
1u
L2305
10u
R2312
10k
R2331
470
C2379
50V
1000p
JS2332 JS2310
R2412
0
R2452
51
JS2329
JS2321
C2378
50V
1000p
C2315
47u
16V
L2319
J0JJC0000011
R2469
1.2k
R2465
12
R2377
0
C2478
25V 1u
C2305
16V
100u
R2451
51
R2468
1.2k
R2390
20k
JS2309
C2470
25V
1u
C2376
50V
1000p
R2322
10k
D2320
B0JCDD000002
L2306
10u
Q2323
2SA207700L
R2346
56k
C2454
25V
1u
R2304
100k
JS2330
D2300
MA2J11100L
R2489
12
C1BB00000818
IC2306
1I
N
N
2I
N
P
3
GAIN0
4
GAIN1
5
SHUTDO
WN
6P
G
N
D
7
VCLAMP
8
BSN
9
PVcc
10
OUTN
11
OUTN
12
PGND
13
PGND
14
OUTP
15
OUTP
16
PVcc
17
BSP
18
AG
N
D
19
AG
N
D
20
R
OSC
21
COSC
22
BYP
ASS
23
VREF
24
Vcc
R2499
4.7k
Q2300
2SC584500L
C2445
1u
25V
R2394
20k
C2319
470p
50V
R2314
22
R2303
5.6k
C2300
50V
0.1u
C2465
25V
1u
C2385
1000p
50V
D2315
B0JCDD000002
JS2323
C2386
1000p
50V
JS2311
R2381
0
R2335
100k
Q2317
2SC584500L
C2308
50V
0.01u
C2384
1000p
50V
Q2315
2SC584500L
C2449
25V
330u
JS2318
D2316
B0JCDD000002
C2429
0.1u
25V
R2382
0
R2396
10k
JS2308
JS2307
L2318
J0JJC0000011
R2344
91k
C2482
25V
0.22u
SUFFIX
AE
W_L-
W_L+
W_R-
W_R+
SOUND CTRL
R-IN
SDA1
L-IN
SCL1
TO SPEAKER
-
+
-+
VCC
GND
L
R
AUDIO AMP
NC
SP_MUTE
L_IN
RESET
MAIN_DEF
SDA1
SCL1
R_IN
MAIN9V
STB5V
MON_SOUND_DEF
SOUND_SOS
MAIN9V
MAIN9V
STB5V
MAIN9V
SUBMUTE
MAIN9V
STB5V
MAIN9V
D
E
B
8 2 5 7 6 4
A
3 1
C
Z-BOARD TNPA3621AE
H-BOARD
TO
(H50)
0
0
0
10.0
0
5.0
0
0
0
0
0
0
0
0
0
0
4.0
3.3
0
0
0
0
4.0
0
0
0
0
10.0
0
0
0
9.0
10.0
0
0
5.3
5.3
5.3
5.3
WOOFER AMP L
WOOFER AMP R
TH-42PA50A/H/M, TH-37PA50H/M
Z-Board Schematic Diagram TH-42PA50A/H/M, TH-37PA50H/M
Z-Board Schematic Diagram
TH-42PA50A / TH-42PA50H / TH-42PA50M / TH-37PA50H / TH-37PA50M
84