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CD-DP2500 (serv.man14). PWB layouts - Sharp Audio Service Manual (repair manual). Page 6

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– 31 –
CD-DP2500H
Figure 31 SCHEMATIC DIAGRAM (6/12)
7
8
9
10
11
12
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
OUT
OUT
OUT 
OUT 
IN
IN
IN
IN
CON 
CON 
CON 
CON 
(TUNER) 
(TUNER) 
(VIDEO)
(VIDEO) 
(TAPE)
(TAPE)
(CD)
(CD)
-
+
+
-
- 
+ 
+ 
- 
- 
-
+
+
-
CLK 
VDD 
VREF
ROUT
RBASS
RTRE
RIN
RSELO
R4
R3
R2
R1
L1
L2
L3
L4
LSELO 
LIN 
LTRE
LBASS 
LOUT
VSS 
CE
DI
M_10V
M_GND
A_GND
+10V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
–B
–B
–B
–B
+B
D_GND
BIAS
REC_L
REC_R
REC/PLAY
T1/T2
TAPE_L
TAPE_R
TUNR
TUNL
+10V
D_GND
A_GND
TUN_SM
CLK
DI
DO
CE
1 
8 
7 
6 
5 
4 
3 
2 
1
2
3
4
5 
6 
7
8
8
7
6
5
4
3
2
1
VIDEO2
+B
FRONT  R
SPEANA3
SPEANA2
SPEANA0 
SPEANA1 
M_GND
D_G
ND
-20dBATT
R-CH  1K 
L-CH  1K 
TO  DECK  SECTION
P29  12-B
TO  TUNER  SECTION
P33  10-H
T1/T2 
BIAS
REC/PLAY
+VCC
-VCC
R 
L 
DP_REQ
TUN_SM
CLK
DO
CE
DI
S_MUTE
C_MUTE
SR_MUTE
VIDEO2
IN
VIDEO1
IN
R 
R 
L 
L 
VIDEO2
SPEANA3
SPEANA2
SPEANA1
SPEANA0
18
8
11
21
5
22
19
15
10
4
6
1
14
16
3
17
2
20
7
12
23
11 12 13 14 15 16 17 18 19 20 21
9
13
10
9
8
7
6
5
4
3
2
1
1
23
CNP701
P34  2-E
TO DISPLAY PWB
C605
2.2/50
D601
DS1SS133
D602
DS1SS133
C606
2.2/50
R610
100K
R609
100K
R612
330
R611
330
R607
390K
R421
1K
C601
270P
C602
270P
R601
33K 
R602
12K
C603
0.0068
R605
220K
IC601
KIA4558P
OPA AMP.
R606 2.2M
D603
DS1SS133
R604
47K
R603
470K
C604
0.0068
R608
2.2M
R615
220K
C609
0.022 
R619
470K
C610
0.022 
R617
150K
IC602
KIA4558P
OPA AMP.
R616
220K
R618
150K
C612
0.022
C607
0.022
ZD601
DZ6.2BSC
C619
47/25
C608
0.022 
C613
0.0027
R627
390K
C617
2.2/50
R629
100K
D604
DS1SS133
D605
DS1SS133
C618
2.2/50
R630
100K
R628
390K
C616
0.0027
D606
DS1SS133
R626
220K
IC603
KIA4558P
OPA AMP.
C614
0.0027 
R625
220K
R621
68K 
R622
12K
R623
68K
R624
12K
C615
0.0027
JK201
R204
39K
R202
39K
R203
39K
R201
39K
R207
4.7K
R208
4.7K
R206
4.7K
C204
390P
C202
390P
C203
390P
C201
390P
R205
4.7K
D201
DS1SS133
D202
DS1SS133
C211
0.022
R209
100K
R210
100K
R211
100K
R213
100K
R212
100K
R214
100K
R215
100K
R216
100K
C210
1/50
C209
1/50
C208
1/50
C207
1/50
IC201
BU4066BC
SWITCHING
C206
47/25
C205
0.022 
R217
10K
R218
2.2K
R225
330
Q404
KRC107 M
Q403
KTC107 M
R219
1K
C212
47/16
R410
100K
R411
22K
C410 1/50
C413 1/50
C414 1/50
C427 2.2/50
C425 4.7/50
C415 0.0027
C416 0.1
R405
3.9K
C417 0.1
C421
2.2/50
C418
22/50
C419
0.022
C420
100/16
R528
10K
R527
10K
R408
560
Q402
KTC3199 GR
R407
2.2k
R406 22k
C422 1/50
R402
2.2K
R403
560
R525
22K
C401
2.2/50
R526
10K
C402
0.1
R404
3.9K
C403
0.1
C404
0.0027
C426
2.2/50
C424
4.7/50
C405
1/50
C406
1/50
IC401
LC75341
AUDIO
PEOCESOR
C408
1/50
C407
1/50
R409
100K
R412
22K
Q401
KTC3199 GR
CNP602
Q504
KTC3199  GR
R524
2.2K
4
R614
330 
R613
330 
R620
470K
C611
0.022 
C411 1/50
R520
330
3
1
2 3
2
1
FC701
C465
0.0022
C466
0.0022
CHASSIS
GND
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