Sony CDX-C8850 Service Manual page 26
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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• IC5 CXP84640-050Q (CD SYSTEM CONTROL) (SERVO BOARD)
Pin No.
Pin Name
1 – 5
NCO
6
FP OPEN
7
FP CLOSE
8
LINKOFF
9
DRV OE
10
D SW
11 – 13
NCO
14
LM EJ
15
LM LOD
16
EMPH O
17
CDMON
18
CD ON
19
A MUT
20
LD ON
21
CD RST
22 – 24
—
25
PH3
26
TSTIN0
27
TSTIN1
28
TST CLV
29
NCO
30
RESET
31
X IN
TE
L 13942296513
32
X OUT
33
GND
34
XT OUT
35
XT IN
36
AVSS
37
AVREF
38
TEP L
39
TEP H
40
NCO
41
PH2
42
SCLK
43
ESPXQOK
44
ESPSDT
45
GRSRST
46
GRSCOR
47
CD XLAT
48
TX CLK
49
TX DATA
50
UNISO
51
BUS CLK
52
BUS SI
53
BUS SO
54
F OK
www
55
GFS
56
SCOR
57
SENS
.
58
—
59
CD CKO
26
http://www.xiaoyu163.com
I/O
—
Not used in this set.
I
Front panel open detection input
O
Front panel close control output
I
Bus interface link input (Not used in this set.)
O
Focus/tracking coil/sled motor control output
I
Down switch input (SW4)
—
Not used in this set.
O
Loading motor control output
O
Loading motor control output
O
De-emphasis ON/OFF control output
O
CD mechanism deck power control output
O
CD power control output
O
System attenuate control output
O
Laser power ON/OFF control output
O
CD system reset output
—
Not used in this set.
I
Not used in this set.
I
Not used in this set.
I
Not used in this set.
I
Not used in this set.
—
Not used in this set.
I
System reset input ("L" = Reset)
I
X'tal oscillator input of system clock. (10 MHz)
O
X'tal oscillator output of system clock. (10 MHz)
—
Analog GND
O
Not used in this set.
I
Not used in this set.
—
A/D converter GND
I
A/D converter reference voltage input
I
Not used in this set.
I
Not used in this set.
—
Not used in this set.
I
Not used in this set.
O
CD-TEXT data read clock output
O
XQOK signal output to DRAM controller.
I
Serial data input from DRAM controller.
O
Reset signal output to DRAM controller.
I
Sub-cord sync input from DRAM controller.
O
CD signal process serial latch output
O
EEPROM serial clock output
O
EEPROM serial data output
O
Not used in this set.
I/O
Bus system serial clock input/output
I
Bus system serial interface input
O
Bus system serial interface output
I
Focus OK signal input
I
GFS signal detection input
x
ao
u163
O
Sub-cord sync output
y
I
SENS signal input
i
I
Fixed at "H" in this set.
O
CD signal process serial clock output
http://www.xiaoyu163.com
2 9
8
Pin Description
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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