Vitek TS-280 input circuit diagram
321
4
D
C
B
A
X301A
SW
X301A
SL
X301A
SR
X301A
C
X302A
R
X302A
L
X302A
R
X302A
L
R301
6K8
R302
3K3
R303
3K3
R304
3K9
R305
5K6
R306
5K6
R314
2K2
R338
10K
R313
2K2
R337
10K
R307
10K
C319
104
R316
33K
R340
47K
R308
33K
R309
33K
R310
R312
33K
R311
10K
R326
100K
R315
100K
R331
68K
R332
R329
100K
100K
1 2 34
10K
15
W0
1
W1
2
X0
3
X1
6
Y0
10
Y1
11
Z0
12
Z1
9
CTRL
VEE7GND
IC301
BU4551
V301
9014C
3
IC303A
4 8
F4558
F4558
R336
100K
IC303B
R333
68K
1
7
2
5
6
R339
100
16
W
VCC
X
Y
Z
R334
47K
C304
4.7uF
C305 4.7uF
C354
33P
C344
4.7uF
C355
33P
C309
C307
104
C301
14
4.7uF
C302
4
4.7uF
C303
5
4.7uF
C306
13
4.7uF
8
C342
4.7uF
100uF
C332
4.7uF
C333
4.7uF
C334 103
C336
C338 224
C358
100uF
103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
C359
100uF
IC302
M62446AFP
OUT4
OUT3
OUT2
OUT1
AVDD
SW IN
GND S
SR IN
SL IN
GND C
C IN
GND R
R IN
GND L
L IN
BYPASS R
BYPASS L
L TRE
L BASS3
L BASS2
L BASS1
R323
470
SW OUT
SR OUT
SL OUT
R BASS3
R BASS2
R BASS1
DVDD
CLK
DATA
LATCH
DGND
AGND
C OUT
R OUT
L OUT
AVSS
CL1
CL2
CR1
CR2
R TRE
42
R319
41
R320
40
39
R321
38
37
C311
36
C313
35
C314
34
C315
33
32
31
30
29
C330
28
27
C331
26
C335
25
24
C337
23
22
C339 224
C329
C341
103
103
100
100
100
10uF
333
333
333
333
333
4.7uF
4.7uF
C316
104
CLK
DATA
LATCH
1
2
3
J301
TJC3-3AW
R317
10K
Title
C310
100uF
C308
104
C312
100uF
C356
102
VD303
R341
3K3
R322
10
R335
10
5.1V
3
2
R324
C318
R327
100
TJC3-8A
SR
GND
SL
C
L
R
GND
SW
J302
R325
100
4 8
100K
18P
C340
100uF
1
2
3
4
5
6
7
8
C325
100uF
IC305A
F4558
TS-280 INPUT.Sch
A4
Date: 10-Aug-2004 Sheet of
File: F:\AV-2009\TS-280 INPUT.DDB Drawn By:
Number RevisionSize
D
R318
12K
R328
100
R330
12K
C326
224
-8V
+8V
GND
TJC3-3A
J303
5
6
C327
333
3
2
1
IC305B
F4558
7
C
B
A
1
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