Schematic Diagram - Amp Board - Sony HAP-S1 Service Manual

5-25. SCHEMATIC DIAGRAM - AMP Board -

1 2 3
AMP BOARD
A
CN207
4P
CL257
>16S
R 1
CL256
GND 2
SPTM CL255
GND 3
BOARD
CL254
CN701
L 4
(Page 69)
B
C
CN201
F202
6P
6.3A 250V
CL258
R1(Hi TAP) 1
>17S
NC 2 CL210
CL259
R1(Lo Tap) 3
T1 CL260
Center 4
MAIN POWER
CL261 F203
TRANSFORMER
R1(Lo Tap) 5 6.3A 250V
(Page 77)
D
CL262
R1(Hi Tap) 6
CL212
E
CN213
2P
>08S
DCDC GND 2
DIGITAL IO DCDC GND 1 F200
BOARD 2.5A 250V
W4001
(Page 57)
F
CL200
G F201
2.5A 250V
CL201
H D200
DA2J10100L
ET200
(CHASSIS)
D201
DA2J10100L
CN202
4P
I CL203
>18S
HP DETECT 1
CL204
R-CH 2
HP
BOARD GND 3
CL205
CN2001
L-CH 4
(Page 69)
CN212
7P
CL268
L 7
J CL223
GND 6
>15S
CL239
R 5
CL238
DAC GND 4
CL237
BOARD
–7V 3
CN401
CL236
(Page 63)
GND 2
CL235
+7V 1
K
L
CN211
10P
CL232
R2 IN 10
CL231
GND 9
CL230
L2 IN 8
CL229
>14S
GND 7
CL228
R1 IN 6
DAC CL227
BOARD GND 5
CL226
CN400
L1 IN 4
(Page 63)
CL225
M
GND 3
R210
NC 2 0
CL224
LINE_MUTE 1
R215
0
HAP-S1
• See page 78 for IC Block Diagrams.
4 5 6 7
R222
33
RY201
D220
DA2J10100L
0
0.7
Q201 R224 R223 R225
2PD601ART 47k 2.2k 22k
RELAY DRIVE
D218
C228 1 D5SBA60-F
CL211
0.1
~
4 3
– +
~
C229
0.1
2 C240
6800
50V
CL213
C241
6800
50V
C213
330
25V
CL272
D231
1SR154-400TE-25
D232
1SR154-400TE-25
D202 D207
CL206 1SR154-400TE-25 1SR154-400TE-25
C201 D204 D209
1 1SR154-400TE-25 1SR154-400TE-25
C202
1
CL207
IC203
+7V REGULATOR
IC203
KIA7807API-U/PF
CL214 CL265
13.4 6.9
I O
1 2
COM
C205 C221 3 C230 C236
1000 1 470p 10
25V 50V
CL264
C206 C222 C231 C237
1000 1 470p 10
3
25V 50V
-13.7 G -6.9
I O
1 2
CL222 CL266
IC204
-7V REGULATOR
IC204
KIA7907PI
R208
820
1/2W
RY200 R220
820
-2
1/2W
-1
R221
+ –
820
1/2W
D216
DA2J10100L
R209
820
1/2W
Q200
2PD601ART
13.5 RELAY DRIVE
R207
2.2k
0
R203 R204
100 47k
8 9 10 11
0
0 -28.4
Q202
2SA2154MFV(TL3S
0
C244 DC DETECT C245
R227
10 10
47k
D221
0 -28.4
BAV99-215
Q203
R230 2SA2154MFV(TL3S R235
100k 100k
DC DETECT
C242
10
50V
R226 C243 R228 R229 R231 R233 R236
22k 10 100k 100k 100k 100k 100k
50V
CL270
CL271
C355
220
10V
28.7
1 V+
R356 R355
2
NC
1k 15k
0
1/2W
3
OUTPUT
-28.7
4 V–
28.7
5 NC(+)
R359 C357 C356
47k 0.1 0.1
6
NC
1/2W
7 GND
-4.1
8 MUTE
0
9
Vin –
0
10
Vin +
R358
1k 11 NC
1/2W
C208
100p
IC351
POWER AMP
R357 R352 IC351
C354
100k 100k LM3876TF
22
1/2W 1/2W
100V
R260
C350
10k
22
100V
6.9
6.9
Q214 R261
LSAR523UBFS8TL 10k
-6.9
Q209
2SD2114KT146
R202
0 MUTING
2.2k
-6.9
R251 R256
R243
2.2k 100k
100k
6.9
1/2W
R244
C200
100k R252
47
1/2W 2.2k
-6.9
Q210
2SD2114KT146
0
MUTING
R248
C252
2.2k
22
100V
R237 R240
2.2k 2.2k
RY203
RY202
-2
-2
-1
-1
– +
– +
D222 D223
DA2J10100L DA2J10100L
Q204 Q207
2PD601ART 2PD601ART
13.5 RELAY DRIVE 13.5 RELAY DRIVE
0 0
R232 R238
100 100
R234 R239
47k 47k
65 65
12 13 14 15
0
0 -28.4
Q205
2SA2154MFV(TL3S
0
DC DETECT
0 -28.4
Q206
2SA2154MFV(TL3S
DC DETECT D208
DA2J10100L
R214 R242
TH200
10k 100
JL202
JL201
R206 C214
2.2k 0.1
JL203
IC350
POWER AMP
C351 IC350
Q208 220 LM3876TF
2PD601ART 10V
2.4 PROTECT SWITCH
28.7
-28.5 1 V+
2 NC
R241 C246
0
100k 2.2
3
-28.7 OUTPUT
50V
-28.7
4 V–
28.7
R350
5 NC(+)
15k R351 R354 C353 C352
1k 47k 0.1 0.1
6
NC
1/2W 1/2W
7 GND
-4.1
8 MUTE
0
9 Vin –
0
10
Vin +
R353
11 NC
1k
1/2W C207
100p
Q213, 214, 216 Q217 - 219
MUTING CONTROL MUTING CONTROL
SWITCH SWITCH
R205 C212 R366 R363
2.2k 0.001 10k 2.2k
Q218
R200 R360
6.9 LSAR523UBFS8TL
10k R201 10k
100k
6.9
R367
Q213
10k
3.1 LSAR523UBFS8TL -6.9 3.1
3.2
Q219
0 6.9
2PD601ART
R247 R362
0
R264 2.2k 1k
47k
R369
0 47k
R365
100k
Q216
2PD601ART C251
22
100V
C358
22
R211 R262 R368 R364
10k 100k 100k 10k
R281
C270 C261
4.7k
10 100
1/2W
50V 16V
C256 C276
22 4.7
100V 50V
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
C277
4.7
50V
C257 C262 C269
10
22 100
50V R282
100V 16V
4.7k
1/2W
Note: When the complete AMP board is replaced, refer to "NOTE OF REPLACING THE D218,
IC350 AND IC351 ON THE AMP BOARD AND THE COMPLETE AMP BOARD" on page 4.
HAP-S1
16 17 18 19
CN215
R283 15P
47k
CL240
1 XAMUTE
R284 100 CL241
2 CS
R285 100 CL242
3 COM_CLK
R286 100 CL243
4 COM_DATA
CL244
5 PROTECT
R287 2.2k CL245
>19S
6 SP_RY
R288 2.2k CL246
7 HP_RY
R289 100 CL247 U-COM
8 HP_DET
BOARD
CL248
CN5002
9 TEMP1
(Page 67)
CL249
10 A_SEL2
CL250
11 A_SEL1
CL251
12 STB33
CL252
13 DGND
CL253
14 SP_LEVEL
CL269
15 XLINE_MUTE
R290
47k
C359
0.001
R361
100k
3.2
Q217
LSAR523UBFS8TL
0
C271
10
50V
IC206
TONE CONTROL,
ELECTRICAL VOLUME
IC206
NJW1194
C218
0.001
C217
220p
C216
220p