Ic303 System Control (Cxp82320-064Q) - Sony cdp-c250z Service Manual
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• IC303 SYSTEM CONTROL (CXP82320-064Q)
Pin No.
Pin Name
1
AF ADJ
2
RM IN
3
ADJ
4
XLT
5
LDON
6
TSENS
7
PRGL
8
CLK
9
AMUTE
10
DATA
11
SQCK
12
SUBQ
13
SCLK
14 to 16
S1 to S3
17 to 22
–
23 to 27
KEY1 to KEY5
28
–
29
FB. MODE
30
RST
31
EXTAL
32
XTAL
33
Vss
34
LODOUT
35
LODIN
36
TBLR
37
TBLL
38 to 57
P1 to P20
58 to 62
–
63 to 70
G1 to G8
71
VG
72
V
DD
73
–
74 to 77
–
78
D.SENS
79
SENSE
80
SCOR
I/O
I
Test mode pin. Normally: "H"
I
Remote control signal input pin.
I
Test mode pin. Normally: "H"
O
Serial data latch signal output pin.
O
Optical pick-up laser diode control pin. ON: "H"
I
Slit sensor of disc table input pin.
O
Latch signal output pin to digital filter IC.
O
Serial clock output pin.
O
Analog muting control signal output pin.
O
Serial data output pin.
O
Subcode Q data readout clock output pin.
I
Subcode Q data input pin.
O
Internal register of SSP/DSP readout clock output pin.
I
Loading encoder input pin.
–
Not used.
I
Key input pin. (A/D)
–
Not used.
I
Disc table feeling and stop precision fine adjustment pin.
I
Reset signal input pin.
I
10MHz clock input pin.
O
10MHz clock output pin.
–
GND
O
Loading motor control pin.
O
Loading motor control pin.
O
Table motor control pin.
O
Table motor control pin.
O
FL segment output pin.
–
Not used.
O
FL timing output pin.
–
–30V
–
+5V
–
+5V
–
Not used.
I
Disc sensor input pin. "L": disc preset.
I
SENSE signal input pin.
I
Subcode Q data readout timing signal input pin.
— 27 —
Function
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