Ic Block Diagrams - Sony CDX-C8850 Service Manual
Fm/am compact disc player
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Also See for CDX-C8850:
- Operating instructions manual (52 pages) ,
- Limited warranty (1 page) ,
- Service manual (82 pages)
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• IC Block Diagrams
IC1 CXA1791N-T4
LD
1
APC
VREF
PD AMP
1.25V
+
–
PD
2
PD1
3
–
+
VC
RF
IV AMP1
4
PD2
–
+
VC
RF
IV AMP2
5
GND
6
F
–
+
VC
F
IV AMP
7
E
–
+
VC
E
IV AMP
8
VR
9
VC
VC
NC
10
IC7 BA6797FP-E2
28
27
26
VCC/2
VCC/2
–
+
IN
LEVEL
SHIFT
LEVEL
SHIFT
IN
–
+
VCC/2
VCC/2
1
2
VC
APC
LD AMP
+
20 VCC
VCC
–
19 APC ON
VC
18 RFI
–
17 RFO
+
RF
VC
SUMMING AMP
VC
–
16 FE
+
FOCUS
ERROR AMP
15 FE BIAS
VC
VC
–
14 TE
+
VC
TRACKING
ERROR AMP
13 EI
12 EO
VCC
VC BUFFER
11 NC
22
25
24
23
21
20
VCC
VCC
3
4 5
6
7
IC601 BA6195FP-YT2
25 24
23 22 21
DRIVER
MUTE
–
+
1
2 3 4 5 6
IC6 LB1638MTP-T1
1
GND
IN1
2
VCC
3
IN2
4
5
GND
19
18
17
16
VCC/2
VCC/2
+
–
IN
LEVEL
SHIFT
SHIFT
LEVEL
IN
+
–
VCC/2
8 9 10 11
12
13
20
19
18
17
16 15
THERMAL
SHUT DOWN
+
LEVEL SHIFT
IN
–
+
–
–
+
+ –
13
7 8 9 10 11
12
10
N.C.
9
OUT1
VS
8
7
OUT2
6
N.C.
15
VCC/2
14
14
57
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