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TH-42PH12EK / TH-42PH12ES
13.12. DS-Board (2 of 6) and H3-Board Schematic Diagram
1
R2400
SCL2
22
R2399
SDA2
22
AL_R_2
R2417
0
AL_L_2
R2418
0
AI_R_1
R2419
0
0
AI_L_1
R2420
AD_R_4
R2421
0
AD_L_4
R2422
0
AK_R_3
R2423
0
C2379
AK_L_3
R2424
0
C2380
2
10
11
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P3V_SCL2
P3V_SDA2
FL2300
F1J1E104A148
IC2301
R2402
3
2.2k
2
G
1
C1AB00003145
G
AUDIO SELECT
C2385
C2391
C2373
16V
1u
16V
10u
C2392
1
A1
24
16V
25V
FIL
10u
0.1u
C2374
16V
1u
2
A2
23
GND
C2375
16V
1u
3
B1
22
SDA
C2376
16V
1u
4
B2
21
SCL
C2377
16V
1u
5
C1
20
MUTE
C2378
16V
1u
6
19
C2
VCC
10V
2.2u
7
18
DP1
OUTF1
8
17
DN
OUTF2
10V
2.2u
9
16
DP2
OUTR1
10 NC
15
OUTR2
11 NC
14
NC
12 IG1
13
IG2
H3-BOARD
!
TNPA3931
SPEAKER(L)
JK8500
K4BC02B00013
AUDIO_SOS
STB3.3V
R2454
0
5
4
IC2415
9V_M
VCC
OUT_Y
C0JBAA000377
IN_A
R2450
IN_B
GND
AND
24k
1
2
3
1%
R2451
Q2372
10k
2SD0601A0L
1%
STB5V_S
R2452
7.5k
1%
R2453
C2427
10k
16V
0.1u
1%
12
13
9V_M
R2404
0
SOUND15V
L2304
G1C150ZA0202
C2394
25V
470u
R2416
C2401
0
16V
2.2u
1
IN1
44
IN2
C2420
R2412
50V
35.7k
1%
2
PLMT1
43
1000p
GNDA
R2413
C2404
10k
1%
3
PLMT2
42
16V
FILA
R2414
C2406
10k
1%
4
PLMT3
41
FILP
16V
5
PLMT4
40
VCCA
C2398
C2402
C2407
1u
25V
6
BSP1P
39
25V
BSP2P
25V
0.1u
7
VCCP1P
38
VCCP2P
8
VCCP1P
37
C2399
VCCP2P
L2300
25V
9
OUT1P
36
G1C150ZA0202
0.1u
OUT2P
H37
DS8
10 OUT1P
35
C2395
OUT2P
1
1
25V
+L OUT
0.1u
11 GNDP1
34
C2393
GNDP2
2
2
50V
12 GNDP1
33
0.47u
GNDP2
3
-L OUT
3
C2396
13 OUT1N
32
25V
L2301
OUT2N
0.1u
G1C150ZA0202
14 OUT1N
31
OUT2N
15 VCCP1N
30
C2400
VCCP2N
25V
0.1u
16 VCCP1N
29
VCCP2N
C2403
17 BSP1N
28
25V
BSP2N
1u
18 WARNING
27
R001
R2408
VHOLD
0
100k
19 ERROR
26
TM
R2409
20 MUTEX
25
ROSC
0
21 N.C.
24
MS
R2410
R2385
100k
22 N.C.
23
OSC
15k
R2398
R2387
0
0
IC2300
C1AB00003105
POWER AMP
R2383
R2449
4.7k
0
SOUND_MUTE
R2384
47k
14
15
56
DS-BOARD TZTNP041UAE(2/6)
!
R2425
0
C2405
2.2u
16V
C2422
50V
1000p
10u
SOUND15V
L2306
C2413
1u
G1C330K00017
25V 0.1u
C2414
25V
10u
1u
H3-BOARD
!
C2411
TNPA3931
25V
0.1u
L2302
DS7
H37
G1C150ZA0202
C2415
1
+R OUT
1
25V
0.1u
C2417
2
2
50V
0.47u
C2416
3
-R OUT
3
JK8500
25V
L2303
K4BC02B00013
0.1u
G1C150ZA0202
C2412
25V 0.1u
C2408
25V
C2409
C2418
1u
25V
16V
2.2u
C2410
470u
16V
0.027u
VJ2300
VJ2304
P
P
VJ2301
VJ2305
P
P
VJ2302
P
16
17
11
SPEAKER(R)
12
13
14
18
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