Schematic Diagram - Amp Board (2/3) - Sony HBD-E385 Service Manual

5-20. SCHEMATIC DIAGRAM - AMP Board (2/3) -

1 2 3
A
AMP BOARD (2/3)
3
AMP BOARD 1
1
(1/3)
B
2
(Page 48)
4
5
6
C
D
E
F
G
AMP BOARD
(1/3), (3/3)
(Page 48),
2
7
(Page 50)
H
8
AMP BOARD
3
(1/3)
(Page 48)
9
C3574
1
R3026
I
10k
D3504
1SS388
Q3554
SSM3J325F,LSOYF
VOLTAGE DETECT
J
K
HBD-E385/E390/T39
• See page 55 for IC Block Diagrams.
4 5 6
R3029 0
IC3302
STA516B13TR-A
IC3302
IC B/D
POWER AMP
C3335 0.1
0
VCC_SIGN
36 1
GND_SUB
54
0
VCC_SIGN
35 2
OUT2B
54
C3334
27
VSS
0.1 34 3
OUT2B
54
VSS
33 4
VCC2B
SR Right + 0
1N2B
5
32
GND2B
SR Left - RB3302 1.6
0
IN2A
22 31 6
Center -
GND2A
1.6
Center + 32.5
IN1B
30 7
VCC2A
1.6
27
1N1A
29 8
OUT2A
1.6
27
xTH_WARN
28 9
D3351 OUT2A
3.3
R3361 10k
1SS388 27
xFAULT
27 10
OUT1B
3.3
xTRISTATE R3348 0 27
xTRISTATE
26 11
C3333
3.3 OUT1B
10
xPWRDN 32.5
xPWRDN
25 12
VCC1B
3.3
CONFIG
24 13
GND1B
VL
23 14
GND1A
0
C3331
32.5
VDD
10 22 15
VCC1A
5
27
VDD
21 16
Q3512 C3336 OUT1A
5
DRC5115E0L 0.1
27
GND_REG
20 17
VOLTAGE
R3044
OUT1A
DETECT
0
GND_CLEAN
19 18 JL3303
N.C
8.5 3.3
3.3
3.1
3.1
Q3555
R3025
RT3AMMAM1-T111-1F
10k
OVERLOAD DETECT
3.3
3.3
3.3 0
10 11 12 13 14
4
AMP BOARD
(3/3)
(Page 50)
7 8 9 10
DC_DET
PVDD_DET
EN
SL3002
P-GND
R3345
0
R3353 R3355
TP3305 4.7k 4.7k
C3317
0.1
R3357 4.7
C3356
D3301
R3371
C3315 0.1
0.1 C3351 C3353
22
C3363
560 35V 560 35V
0.47
C3371
C3308 L3301
330p
1 20uH
R3301 1 2
0
3 4
C3309
C3372
1
C3352 C3354
330p
560 35V 560 35V
C3364
C3357 C3320 0.1 C3322
R3372
D3302 0.47
0.1 0.1
22
R3358 4.7
R3354 R3356
TP3306
4.7k 4.7k
TP3307
D3301 ~ D3304
C3340
1SMB51AT3G
0.1
C3338 0.1
C3306
R3381 R3383 4.7
0.1 C3323
C3253
22
0.47
D3303
270 63V
C3318
C3381
1
330p
R3311
C3324
0 R3904
1 2 0.47
C3382
C3319 33k
330p
3 4
1
D3304
R3382 R3905
C3307
L3303
22
0.1 33k
20uH
TP3308
C3339 0.1
R3384 4.7
C3341
0.1
18 19 15
5
AMP BOARD
(3/3)
(Page 50)
49 49
11 12 13
SL3001
D3503 1SS388
R3555 47k
C3552 R3556
SL3000
47 4V 22k
C3554
0.01
0
3.3
0.6
Q3552
0 RT3CLLM
OVER LOAD
DETECT
C3555
0.1
R3557
47k
R3559 R3558
1k 10k
Q3553
DSC500100L
DC DETECT
0 3.3
0
R3560
100k
C3557
0.01
SR Left -
R3532 0
SR Left + SL +
TP3304 R3531 0
R3530 0
SR Right -
TP3303 SL - R3529 0
R3528 0
SR Right + TP3302 SR + R3527 0
R3526 0
SR -
TP3301 R3525 0
RB3305
100k
Q3302
RT3AMMAM1-T111-1F
OVER LOAD DETECT
JL3313
1.2
1.2
C3328 R3312 EB3002
0
1.2
2.2 100k
0
1.2
JL3312
EB3007
EB3001
16 17
Note: When the AMP board is replaced, spread the compound referring to "NOTE OF
REPLACING THE IC3102 AND IC3302 ON THE AMP BOARD AND THE
COMPLETE AMP BOARD" on servicing notes (page 10).
HBD-E385/E390/T39
14 15 16 17
CL3410
TB3401
4P
CL3405 JL3405
+
CL3406 JL3406 SUR R
-
SPEAKERS
CL3407 JL3407
+
SUR L
CL3408 JL3408
-
JL3412
JL3411
20
6
AMP BOARD
(3/3)
(Page 50)