57
1
2
3
4
5
6
7
8
9 10 11
12
13
14
OUT1-A
OUT1-B
PRE-
OUT1
IN1 (–)
IN1 (+)
REG-B
REG-
OUT
BIAS-
IN
MUTE
IN2 (–)
IN2 (+)
PRE-
OUT2
OUT2-B
OUT2-A
IN4 (–)
PRE-
OUT4
IN4 (+)
VCC
VCC
OUT3-B
GND
IN3(–)
GND
IN3(+)
PRE-
OUT3
OUT4-A
OUT4-B
OUT3-A
15
16
17
18
19
20
21
VCC
VCC
22
23
24
25
26
27
28
LEVEL
LEVEL
IN
IN
+
–
+
–
SHIFT
SHIFT
LEVEL
SHIFT
IN
+
–
LEVEL
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
VCC/2
SHIFT
IN
+
–
1
2
3
4
5
6
7
8
9
10
GND
IN1
VCC
IN2
GND
N.C.
OUT2
VS
OUT1
N.C.
CONTROL LOGIC
+
–
+
–
+
–
1
OPOUT
20
GND
25
OPIN–
24
OPIN+
2
NC
3
NC
4
BIAS
5
DRIN'
6
DRIN
23
NC
22
MUTE
21
NC
DRIVER
MUTE
7
NC
8
NC
9
NC
10
NC
11
NC
12
DROUT–
+
–
13
DROUT+
LEVEL SHIFT
IN
+
–
THERMAL
SHUT DOWN
19
GND
14
NC
18
NC
16
NC
15
NC
VCC
17
+
–
+
–
APC
PD AMP
APC
LD AMP
VREF
1.25V
1
LD
2
PD
VC
–
+
RF
IV AMP1
3
PD1
VC
VC
–
+
RF
IV AMP2
4
PD2
VC
VC
–
+
RF
SUMMING AMP
VC
–
+
FOCUS
ERROR AMP
18 RFI
19 APC ON
20 VCC
VCC
17 RFO
16 FE
15 FE BIAS
–
+
F
IV AMP
6
F
VC
VC
–
+
TRACKING
ERROR AMP
14 TE
VC
5
GND
–
+
E
IV AMP
7
E
VC
13 EI
12 EO
VC
8
VR
VC
10
NC
11 NC
VC
9
–
+
VCC
VC BUFFER
• IC Block Diagrams
IC1 CXA1791N-T4
IC6 LB1638MTP-T1
IC601 BA6195FP-YT2
IC7 BA6797FP-E2
Содержание CDX-C8850 - Fm/am Compact Disc Player
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