CM
CO
CQ
CS
CU
CN
CP
CR
CT
CV
2
1
3
7
4
6
37
36
35
34
33
32
31
30
29
28
27
26
25
24
1
2
3
4
5
6
7
8
9
10
11
12
RST
ML
MC
MDI
MDO
NC
NC
NC
NC
VCC1
A
GND1
VCC2
A
GND2
VCC3
ZERO1/GPO1
ZERO2/GPO2
ZERO3/GPO3
ZERO4/GPO4
ZERO5/GPO5
ZERO6/GPO6
NC
NC
V OUT6
V OUT5
V OUT4
V OUT3
1
2
3
4
5
6
7
8
BCK
DATA
LRCK
D GND
VDD
VCC
V OUT L
V OUT R
16
15
14
13
12
11
10
9
SCK
ML
MC
MD
MD ZEROL/NA
ZEROR/ZEROA
VCOM
A GND
12
13
14
15
16
17
18
19
20
21
22
DATA
CLK
CS
RST
LPFSW
THRM
IW0
IW1
MUTE
MMOD1
VDD
11
10
9
8
7
6
5
4
3
2
1
NC
NC
NC
TEST
MP3SW
GND
PROG/H
FRNTH
BASS
H2CH
SURH
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
SRCK
LRCLK
A OUT 0
A OUT 1
A OUT 2
D +5V
EV GND
EV GND
EXTCK
CLK SEL
CLK 338
NRST
PHCO
A MUTE
SOO
SIO
STBSP1
PROG SW
SCLKO
SO1
STBDAC1
SCLK1
STBDAC2
IEC OUT
D MIX
MP3CLK
MP3SW
POWER
3
2
1
4.7K
R224
150P
C236
2.4K
R221
2.4K
R217
2.4K
R222
4.7K
R386
1200P
C230
150P
C232
10P
C234
R225
4.7
510
R323
C270
120P
C269
82P
C333
R223
4.7K
R385
1200P
C229
4.7K
C235
150P
C231
150P
R220
2.4K
8P
C233
6
2.4K
R215
2.4K
R219
5
510
C267
100P
7
C268
8
100P
C334
4700P
4
R226
4.7
R324
100P
C284
1
4
2
8
3
R388
1M
R233
2.2K
470
R227
1.5K
R229
3300P
C237
R231
1.5K
C243
12P
5600P
C239
1M
R235
390P
C241
SCKI
BCK
SCKO
VDD
D GND
TEST
LRCK
DATA2
ZEROA
DATA3
DATA1
38
40
39
44
43
42
41
46
47
48
45
23
A GND3
A GND4
VCC4
21
22
VCC5
A GND
A GND6
NC
17
18
19
20
V COM
V OUT2
V OUT1
NC
15
16
14
13
47u50
+
C224
100
R362
100
R363
100
R364
2200u10
+
C220
R346
1
10u50
C219
+
R344 100
R342 100
R347 120
R348 100
R350 100
R349 100
47u50
+
C218
R345
1
R196
R197 2.2K
47
46
45
2
41
40
R237
1.5K
R240
100K
R241
100K
390P
C240
5600P
R238
1.5K
R236
1M
1M
1.5K
R230
R228
470
C242
R234
2.2K
3300P
C238
R232
1.5K
R389
C244
10P
6
5
7
10K
R239
10u50
C246
10u50
C245
C272
82P
150P
C271
C273
100P
120P
C274
Q205-208
R216
2.4K
33u35
+
C216
2.4K
R218
33u35
+
C217
Q209,210
R257
2.4K
R384
C248
33u35
4.7K
1200P
C250
C252
150P
2.4K
R259
R261
C256
4.7K
R265
2.4K
2.4K
R263
2.4K
R256
R383
C247
33u35
4.7K
1200P
C249
150P
C251
R258
2.4K
R260
C255
4.7K
2.4K
R264
2.4K
R262
100P
10P
C254
150P
100P
C285
6
5
120P
7
C278
C358
C275
8P
C253
4
150P
150P
3
2
8
82P
1
C276
100P
4.7
R267
33u35
C290
33u35
C291
150P
150P
R271
R279
2.4K
4.7K
2.4K
R278
4.7K
R270
R273
4.7K
C260
R277
2.4K
1200P
C262
+
33u35
C257
R272
4.7K
C259
2.4K
R276
1200P
C261
2.4K
R268
2.4K
R274
C266
150P
C286
100P
4.7
C287
100P
C265
150P
C264
10P
6
5
C281
C282
7
4
100P
120P
R280
1
12P
C263
2
C279
82P
3
C280
8
100P
4.7
R281
C258
33u35
+
R269
2.4K
R275
2.4K
2.4K
R243
R246
4.7K
2.4K
R242
SUR
R295
9.1K
R296
9.1K
Q214-219
100
34
35
R374
2
R375
10
ST
B
4
3
Y
GND
SEL
5
6
Y
2
1
A
VCC
7
8
GND
3
4
Y
2
B
1
A
6
5
SEL
Y
7
VCC
ST
8
4
2
GND
3
NC
1
VCC
5
5
7
8
6
4
2
1
3
16
ON/OFF
GND
NR
2
3
IN
GND
OUT
5
4
R373
100
100
1K
+7.5V
+7.5V
+7.5V
7.5V
7.5V
7.5V
7.5V
7.5V
R355 100
R353 100
R354 100
R356
10K
+
C221
100u10
0.1
C228
R358 1
R352
100
40
45
41
46
47
37
35
36
34
0.1
C226
R343 100
15
120
R351
100
2
0.1
C212
7P
C214
0.47
C213
3.9
R214
11
R341
10K
OUT
GND
IN
0.47
C209
3.9
R213
L7
1000P
C322
22K
R310
X301
1M
R305
1000P
C320
1M
R304
180
R306
36.864MHz
5P
C323
5P
33.8688MHz
C326
R309
270
C321
1000P
C325
1000P
1M
R308
X302
R307
1M
NC
GND
2
3
1
VCC
4
L4
5
1000P
C324
3.9
R312
1000P
C328
330
R314
100
R293
180
R292
22K
R311
9
11
13
8
2.2K
R195
1K
R194
1000P
C289
R254
3.9
IN
ON/OFF
16
NR
GND
3
2
OUT
GND
5
4
3.9
R315
C329
1000P
W201
3.9
R319
1000P
C340
0.1
C606
0.47
C605
3.9
R617
100u10
+
C607
13
11
9
26
15
19
23
22
21
20
17
12
14
10
R180 1K
R181 2.2K
R198 2.2K
R199
W204
10K
R391
1000P
C332
3.9
R390
1
6
3
2
1
14
7
GND
4
5
6
2
3
8
11
10
9
12
13
VCC
NC
GND
3
2
1
4
5
VCC
0.1
C355
22
R370
180
R369
75
R371
10uH
L201
3.3
R318
3.3
R368
1
C374
1000P
C342
47
R365
10P
C366
75
R372
1000P
C343
L8
R379
220
13
12
15
14
4700P
+
+
+
+
+
+
10
R327
1000P
C337
1000P
C338
10
R328
2
R381
4.7
7
5
2
33u35
+
C293
2.2
R255
120P
R610
100
R616
C292
33u35
+
R614
C604
4.7
1K
100
R615
R611
R612
1K
100
4.7
R613
15
13
6
3
9
11
R266
4.7
27
4
SDO
1
SIO
10
15
17
19
2
20
34
34
10
35
35
14
21
1
VCC
4
2
3
5
6
15
14
13
12
11
22
10
9
26
GND
7
1
3
2
4
VCC
1000P
C371
8
8
14
13
10
11
12
12
12
3.9
R287
23
36
GND
6
5
7
1000P
C331
9
8
X25D+5V
SCLKO
R286
3.9
4
C354
47P
2
3
1
8
5
6
7
R366
C356
C357
R382
750
0.01
10P
10K
R367
150K
27
37
10
4
5
POWER
1K
12
VCC
GND
4P
C211
C277
9.1K
R620
B
+B
7.5V
+7.5V
+7.5V
+7.5V
+7.5V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+3.3V
+7.5V
7.5V
100P
C283
Q211
0.01
C210
100
R289
WH212
WH21
1
4
3
2
1
WH210
C375
10P
CF210
R357
2.2
R533
C511
1
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+B
+B
B
+B
+B
+12V
+B
CN301
PARALLEL
CONVERTER
DAC
DAC (2ch) (MIX)
IC230 (2/2)
IC230 (1/2)
L.P.F.
DMIX R
DMIX L
(1/2)
IC231
Q205
Q207
Q211
Q209
Q210
Q208
Q206
IC231
(2/2)
L.P.F.
LPF
FRONT R
FRONT L
L.P.F. SWITCH CONT.
SWITCH
IC233 (1/2)
IC233 (2/2)
L.P.F.
BUFFER SURROUND L
IC234 (2/2)
BUFFER(ENTER/SW)
L.P.F.
IC234 (1/2)
Q216
Q219
AUDIO
SIGNAL
SERIAL/
AUDIO CLK
DAC
+3.3V
FRONT
L
2/8
X35-229-
CN6
DAC +5V
D203
D204
AUDIO CLK
CLK SEL.
/33.864MHz)
(33.8688MHz
BUFFER
CLK SEL.
MP3CLK)
(768FS/
+3.3V AVR
(CLOCK)
Q213
H2ch SIGNAL
CONVERTER
OPT OUT BUFFER
Q221
Q220
COAX OUT
CHANGE-OVER
COAX
BUFFER
OUT
D205
(3.3V 5V)
SHIFT
LEVEL
(3.3V 5V)
SHIFT
LEVEL
COAX IN
BUFFER
Q212
MUTE
CONT.
IC204
: PCM1748E
IC205
: PCM1602KY
IC206,207,216
: TC7SHU04FU
IC208
: TC7WH34FU
IC209,221 : TC7WH157FU
IC211-213 : TC9214AF
IC214,226 : TC74VHC08FT
IC215
: TC74VHCT00AFT
IC217
: TC7WHU04FU
IC218,501 : TA7805S
IC219,602 : PQ1R33
IC222,223 : TC74HCT7007AF
IC224
: NJU3715G
407,552,555,556,560,563,
564,568,571,572,576,
578,580 : 2SC4081(R,S)
Q205-208 : 2SC4213(B)
Q209,214-216
509,551,554,558,559,
562,566,567,570,574,
: DTC144EUA
Q502,507,508,510
: DTA114TUA
D201,202 : UDZ8.2B
D203,204 : KV1832E
D205,208-210
: MA111
D206,207,453,551,552
: DAN202U
D501-506 : U1BC44
575,577,579
B LINE
B LINE
GND LINE
SIGNAL LINE/
2/8
X35-229-
CN5
DAC ZERO
INVERTER
DETECTOR SIGNAL
DAC
DETECTOR
ZERO
SIGNAL
INVERTER
SURROUND R
SW
CENTER
P201
DATA LINE/
DIGITAL LINE
IC205
IC204
IC224
(X25-6440-10) (1/2)
IC221
IC209
IC206
IC208
IC219
B
IC218
IC207
IC602
IC215
IC216
IC222
IC223
IC217
A
7.6V
7.6V
7.6V
-7.7V
15.9V
-7.7V
7.6V
7.6V
-7.7V
7.6V
-7.7V
7.6V
-7.7V
5.0V
3.3V
3.3V
3.3V
3.3V
5.0V
5.1V
5.1V
5.0V
4.9V
5.1V
5.1V
5.1V
3.3V
3.3V
5.1V
3.3V
3.3V
5.1V
-7.7V
7.6V
BB-7
BG-4
CAUTION:
For
continued safe-
ty, replace safe-
ty critical com-
ponents only
with manufactur-
er's recom-
mended parts
(refer to parts
list).
indicates
safety critical
components.
For continued
protection
against risk of
fire, replace only
with same type
and rating
fuse(s). To
reduce the risk
of electric shock,
leakage-current
or resistance
measurements
shall be carried
out (exposed
parts are
acceptably insu-
lated from the
supply circuit)
before the appli-
ance is returned
to the customer.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299