Philips AZ385, Руководство по обслуживанию

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4-3
CIRCUIT DIAGRAM
OF
F
FM US
B
CD
PAGE: 1 OF 2
AZ385
DRAWN:
CHECKED:
SCALE UNIT
N / S
SCHEMATIC DIAGRAM
MODEL:
li zhi wang
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HARBOUR LIGHT TECHNOLOGY LTD 9 1 0 2 4
C
APPROVED:
2 0 1
REV:
CD
US
B
FM OF
F
CD
US
B
FM OF
F
CD
US
B
FM OF
F
RADIO/AUDIO PART
AUX-SW
DBBS-SW
ON
OFF
IN
GND
OUT
IC202
1117-3V3
R237
4k7
R236 4K7
R
241
8K2 R
240
8K2 C
239
330P C
238
0.
33U
R239
1K5 R238
1K5
C234 562
C235 562P
E C
B
Q420
000
E C
B
Q421
NC
R207
33
C
216
104 C
217
220/
16
4
3
2
1
1
2 3 4 5
SW103_A
4
3
2
1
1
2 3 4 5
SW103_B
4
3
2
1
1
2 3 4 5
SW103_C
4
3
2
1
1
2 3 4 5
SW103_D
R
329 NC
C
344
1000/
125
C
345
104
R
357
270K
R
356
3K3
D303
1N4148
C
349
47U
D305
IN4148
R349
1K2
R
350
0
C
348
100/
16
R
353
10 K
R352
2K2
R
351
10K
C347
220/10
R
355
33K
R
354
15K D
304
IN
4148
R322
10K(NC)
C320
NC
R326
NC
R324
NC
C
324 NC
R327 NC
R
323
10K(
N
C
)
C
321
NC
R
325
NC
C
325 NC
R331
2K2
R335
10 K
R337
10K
C334
47/10
R336
10K
R332
2K2
C
332 102
R348
1 K
C
333
102
R
344
470
C337
100/16
C
346
100/
16
C
339
100/
16
C341
1000/10
R346
4.7
R345
4.7
C336
100/16
C340
1000/10 R343
470
C338
100/16
1
2
3 CN
301
TO SPK
R
328
NC
C
322 NC
C127
100/16
R
333 NC
R
334
NC
R320
1k
R321
1k
1
2
CN
302
TO J
a
ck B
o
a
rd
1
2
3
4
VOLUME-A
A10Kx2
1
2
3
4
VOLUME-B
A10Kx2
E
C
B
Q309
8050C
E
C
B
Q308
8050C
E C
B
Q306
8050C
E
C
B
Q304
9014C
E
C
B
Q303
9014C
1
2 3
AUX_SW1
1
VC
C
2
2
OU
T
1
3
B.
S.
1
4
GN
D
5
NF
1
6
IN
1
7I
N
2
8N
F
2
9R
IP
P
L
E
10
B.
S.
2
11
O
U
T2
12
V
CC1
4 1 D N G 3 1 GND
IC301
D8227
R304 10K
R302 18K
R301 18K
R303 10K
C304 332
C303 332
R
305
10K
R
306
10K C
305
472
C
306
472
L302 80/100M
L301 80/100M
L303 80/100M
L
R
G
JH101
AUX_IN
R
339
3K9
C
327
104
R
338
3K9
C326
104
R234
30K
R235
NC
R231 NC
R230
NC
R233
NC
R232
NC
C342
154
C343
154
C233 225
C232 225
C237
225
C236
225
C
323
NC
C301 225
C302 225
C215
220/
10 E
C
B
Q3
0
7
8550C
L202
1K@100M
E
C
B
Q4
2
2
9014C
E
C
B
Q423
9014C
C
241
100/
10
R243
1K
R242
1K
R245
15K
R244
15K
R229
000
R228
000
R106 000
D2
0
4
3V3
1
2 3
DBBS_A
1 2 3
DBBS_B
1 2 3
AUX_SW2
D
307
IN
4148
R
209
2K
C62
104
R210
000
E
C
B
Q301
8050C
R363 10K
R364 10K
E
C
B
Q302
8050C
C351
33u/10
C352
33u/10
D301
1N4148
D302
1N4148
D306
1N4148
R361
NC
R358
2K2
R308
10K
R307
1K
D205
3V6 C219
NC
1
STER
EO
2
STATI
O
N
3
TU
N
E1
4
TU
N
E2
5
BAN
D
6
NC
7
NC
8
FM
I
9
RF
GND
10
NC
11
NC
12
AM
I
13
GND
14
GND
15
/RS
T
16
VO
L+
/TR
EBLE
17
VO
L-
/BASS
18
XTALO
19
XTALI
20
VD
D
1
21
VD
D
2
22
DB
Y
P
23
ROUT
24
LO
U
T
IC201
SI4831_SSOP
X201
32.768K
C
207
22P
C
208
22P
C
209
104
R206
100K
C
206
225
C
201
100P D
202
IN
4148
D
201
IN
4148
L201
270nH
FM_ANT
R
203
120K 1%
R202
100
C
203 104
C
202
10U
R
201
137k 1%
R
204
243k 1%
VR101
50K
C204
10U
R205
10 K
C
211
104
C
212
102
C
213
220/
10
C
230 103
C
231
103 C
214
104
C
210
220/
1
0
R218
680K
R216
4K7
R217
4K7
R215
10K
C218
104
D203
IN4148
E C
B Q205
9014C
C220 153
C328 4u7/10
C330
4u7/10
C329 4u7/10
C331 4u7/10
D300 1N4148
R107 NC
1
2
3
Q201 8050
C353
100u/10
D308
1N4148
C405
2200u/25V
C406
104
R366
330K R365
10K
R368
10K
R367
10K
CD_RCH
CD_LCH
SYS_VCC
AMUTE
SYS_VCC
CD/USB_5V
CD_VCC
FUN_CD FUN_USB
FUN_AUX
SW_ON
ST_BY
CD_VCC