15.7. PA-Board (1 of 3) Schematic Diagram
+
+
Thermal
Pad
NP
+
+
+
+
+
+
+
+
+
+
NP
+
NP
NP
+
+
+
+
Thermal
Pad
+
+
+
+
+
+
+
+9V
+12Vs
+9V
+9V
NR10V
OUT
3
2
IN
1
Q2303
2SD0601A0L
C2428
100u
16V
1
2
3
45
6
7
8
R2368
47k
R2374
100k
C2334
25V
470u
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
C2316
50V
0.047u
R2427
100
R2301
100k
R2397
0
C2352
16V
100u
R2415
0
1/2W
R2312
2.2
R2393
0
C2415
16V
0.1u
C2408
47u
16V
PA3
1
2
3
4
R2334
0
R2392
27k
Q2308
2SD0601A0L
R2377
470
R2419
0
R2395
27k
L2303
EXCELDR35V
R2305
2.2k
C2327
50V
0.1u
C2329
50V
0.1u
D2314
MA2J11100L
Q2301
2SD1266AQ0LB
C2337
16V
100u
C2317
35V
220u
R2333
0
R2394
6.8k
C2412
16V
0.1u
R2373
5.6k
1/2W
R2311
2.2
C2303
16V
1u
C2307
50V
22u
R2386
1k
R2420
0
1
Lin
2
Rin
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
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
R2372
22k
JS2303
R2347
47k
C2315
50V
0.047u
Q2312
2SD0601A0L
R2390
1k
1/2W
R2310
10
1/2W
R2313
2.2
R2331
0
D2301
B0JCME000025
C2333
25V
470u
C2326
25V
470u
R2423
0
C2381
50V
10u
Q2305
2SD0601A0L
1/2W
R2309
10
R2412
0
JS2304
R2428
100
D2302
B0JCME000025
R2399
0
Q2306
2SD0601A0L
R2387
560
L2304
EXCELDR35V
JS2106
R2348
10k
C2323
50V
1000p
R2389
560
R2416
0
JS2430
0
R2396
0
C2414
25V
47u
R2303
100
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
R2371
180k
C2429
50V
0.01u
R2398
1k
C2342
50V
10u
R2339
3.9k
PA9
1
2
3
4
5
6
R2307
1k
R2375
10k
R2332
0
PA5
1
2
3
4
5
6
7
8
9
10
11
D2311
MA3X152K0L
Q2304
2SD0601A0L
R2378
100k
R2376
22k
D2312
MA3X152K0L
PA6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C2339
50V
10u
C2318
35V
220u
JS2107
C2382
16V
100u
C2338
16V
100u
R2346
47k
1/2W
R2315
2.2
R
L
R
L
SCL1
MAIN_DEF
SDA1
POFF-DEF
RESET
AMP
FILTER
LIPPLE
STB SW
H/P
HP IN
STB SW
SW REG.PART
POWER GND
POWER GND
BEEP
IN
HLS
NC
PRE GND
NC
ON TIME
NC
NC
6dB
SW
6dB
NC
HP IN
SW REG.PART
NC
ON TIME
NC
PRE GND
NC
HLS
SW
H/P
STB SW
LIPPLE
FILTER
STB SW
AMP
IN
BEEP
POWER GND
POWER GND
R-IN
SDA1
L-IN
SCL1
SP_R-
SP_R+
SP_L-
SP_L+
TO
DG-BOARD
TO
-
+
-+
VCC
GND
L
R
(SP-R & SP-L)
TO SPEAKER
B
4
2
A
6
5
7
C
E
D
8
1
3
2
1
PA-BOARD TXNPA1URSU (1/3)
!
P-BOARD
(P5)
TO DG6
(DG6)
K-BOARD
(K9)
12.0
12.0
5.0
5.0
0
0
12.0
12.0
0
0
15.0
0
0
0
4.5
0
0
0
0
0
3.9
3.5
0
0
5.0
3.2
0
0
4.0
0
3.9
3.2
2.6
4.8
0.6
0
0
0
0
8.9
0
0
3.2
3.2
0
0
3.2
0
0
0.6
0
0
13.9
9.0
0
4.4
4.4
4.4
0
0.6
4.4
0
4.4
4.4
3.8
9
3.6
4.4
4.4
4.4
4.5
4.4
4.4
4.4
4.4
4.5
4.4
4.4
4.4
4.5
4.4
4.5
4.4
4.4
4.4
4.4
4.4
4.4
4.4
4.4
0
4.4
4.5
4.4
9.0
0
0
11.6
3.2
0
0
2.7
0
0
0
3.3
3.3
0
0
1.7
3.4
12.5
12.6
12.6
3.4
3.5
0
0
0
0.3
0
0
1.7
12.6
3.3
3.5
12.6
3.4
3.4
3.5
0
0
0.3
0
0
1.7
1.7
3.4
12.5
12.6
0
11.6
3.2
0
0
2.7
0
0
0
0
3.3
3.3
0
0
1.7
1.7
1.7
1.7
1.3
0
0
1.3
0
0
GND
GND
5V
STB5V
+12Vs
12V
12V
GNDs
GNDs
+12Vs
AUDIOSOS
AN7709SP-E1
IC2304
COMMON
L2306
ELJPA100KF
AVR
C2413
50V
47u
R2406
22
R2405
22
NC
STB5V
GND
SP_MUTE
(AMUTE)
NC
MAIN_DEF
R_IN
L_IN
POFF_DEF
SDA2
SCL2
GND
NC
GND
GND
GND
GND
RESET
NC
C2401
50V
1800p
C2402
50V
1800p
C2403
50V
4.7u
C2404
50V
4.7u
R2402
5.6k
R2401
5.6k
R2403
22k
R2404
22k
Q2310
2SD0601A0L
Q2311
2SD0601A0L
Q2309
2SD0601A0L
IC2402
C0ABBA000073
C2431
50V
0.01u
C2430
16V
100u
R2304
100
C2304
16V
1u
C2332
25V
0.1u
C2302
16V
1u
C2306
35V
47u
R2302
100k
C2308
50V
22u
C2310
2.2u
50V
R2308
1k
R2306
2.2k
C2312
50V
6800p
C2314
50V
2.2u
C1BA00000309
IC2302
C1BA00000309
IC2301
C2331
25V
0.1u
C2301
16V
1u
C2305
35V
47u
NC
FILTER
LIPPLE
HP OUT
SW GND
OUT-
OUT+
POWER GND
Vcc
Vcc(SW)
OUT
SW
E
SW
B
SW
C2328
50V
0.1u
1/2W
R2314
2.2
1/2W
R2316
2.2
C2330
50V
0.1u
C2322
50V
2.2u
L2302
220u
Q2302
2SD1266AQ0LB
C2325
25V
470u
C2321
50V
2.2u
L2301
220u
C1BB00000800
IC2401
P
eqR21
P
eqR22
P
eqL31
P
eqL32
P
eqR31
P
eqR32
SW
out
Rout
Lout
Vcc
Vref
ADJ
POR
T
SCL
SD
A
GND
MUTE SW
MUTE CCT.
C2309
2.2u
50V
C2311
50V
6800p
C2313
50V
2.2u
HP OUT
LIPPLE
FILTER
NC
SW GND
SW
B
SW
E
SW
OUT
Vcc(SW)
Vcc
POWER GND
OUT+
OUT-
SOUND CTRL
HP_SUB
GND
GND
HP_R
GND
HP_L
R2385
820
D2315
MA2J11100L
R2391
6.8k
C2324
50V
1000p
R2408
39k
R2409
4.7k
C2407
5600p
50V
1/2W
R2494
820
+9V
STB5V
TH-37/42PD25U/P
PA-Board (1 of 3) Schematic Diagram
TH-37/42PD25U/P
PA-Board (1 of 3) Schematic Diagram
77
Summary of Contents for TH-37PD25U/P
Page 4: ...1 Applicable signals 4 TH 37PD25U P TH 42PD25U P ...
Page 14: ...7 Location of Lead Wiring 7 1 Lead of Wiring 1 14 TH 37PD25U P TH 42PD25U P ...
Page 15: ...7 2 Lead of Wiring 2 15 TH 37PD25U P TH 42PD25U P ...
Page 16: ...7 3 Lead of Wiring 3 16 TH 37PD25U P TH 42PD25U P ...
Page 17: ...7 4 Lead of Wiring 4 17 TH 37PD25U P TH 42PD25U P ...
Page 27: ...10 4 IIC mode structure following items value is sample data 27 TH 37PD25U P TH 42PD25U P ...
Page 36: ...36 TH 37PD25U P TH 42PD25U P ...
Page 113: ...Page 1 of 1 4 21 2008 http tsn pstc panasonic com viewing NA TH 37PD25U P SVC t16_01 gif ...
Page 114: ...15 Block and Schematic Diagrams 15 1 Schematic Diagram Notes 71 ...
Page 115: ...71 ...
Page 239: ...CTRODES ns of CTRODES ns of CTRODES ns of TH 37 42PD25U P SU Board Block Diagram 133 ...
Page 241: ...TH 37PD25U P SU Board Schematic Diagram SC BOARD SC42 TO 134 ...
Page 245: ...DES DES DES TH 37 42PD25U P SD Board Block Diagram 136 ...
Page 247: ...TH 37PD25U P SD Board Schematic Diagram SC BOARD SC44 TO SC BOARD SC46 TO 137 ...