Ic201 System Control (Cxp84124-043Q) - Sony CDP-X5000 Service Manual

• IC201 System Control (CXD84124-043Q)
Pin No. Pin Name
1 A3
2 A4
3 A5
4 A6
5 A7
6 A8
7 A9
8 A10
9 A11
10 A12
11 WE
12
13
14 LED-PLAY
15 LED-PAUSE
16 PLAY
17 SPDL-MUTE
18 DITHER MODE
19 VOL UP
20 VOL DOWN
21 BLK
22 D0
23 D1
24 D2
25 CLK
26 WR
27 SENSER SW
28 SENSER
29 LIMIT OUT
30 RESET
31 XTAL 1
32 XTAL 0
33 V
SS
34
35
36 AV
SS
37 AV
REF
38 K0
39
K1
40 K2
I/O
O
O
O
O
O
Output of address to S.REM (LH5160T4)
O
O
O
O
O
Output of write inable to S.REM
O
O
Not used (Open)
O
O PLAY Lamp output "H": ON
PAUSE Lamp output "H": ON
O
O Open
Drive IC MUTE output for spindle. "L": ON
O
I D/F dither mode control input
Headphone motor volume up output (Not used)
O
O Headphone motor volume down output (Not used)
O Blank output to fluorescent indicator tube driver. (LC7570E). When the indicator tube lights: "H"
O
Serial data output to fluorescent indicator tube driver. (LC7570E)
O
O
Clock output to fluorescent indicator tube driver. (LC7570E)
O
O Latch output to fluorescent indicator tube driver. (LC7570E)
Senser powr supply ON/OFF control output for stabilizer detection (Not used)
O
I Stabilizer detection input (Not used)
Sled out switch input "L": SW ON
I
I Microcomputer reset input
I
Oscillator connector pin (10 MHz)
O
Connected to Ground
–
–
Not used (Open)
–
– A/D converter Ground
A/D converter reference voltage input (Connected to +5V)
–
I Key data input (A/D input). When the key is not pressed: "H" (Connected to +5V)
Key data input (A/D input). When the key is not pressed: "H"
I
I Key data input (A/D input). When the key is not pressed: "H" (Connected to +5V)
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Function