Sony CDP-CX300 Service Manual page 42

• IC501 SYSTEM CONTROL (MN101C12G-SA) (MAIN board)
Pin Name
Pin No.
1 GND
2 DOOR SW
3 FILTER SW
4 KEY1
5 KEY2
6 KEY3
7 KEY4
8 KEY5
9 D.SENS
10 VREF
11 VDD
12 X'TAL OSC1
13 X'TAL OSC2
14 VSS
15 X1
16 X0
17 GND
18 AC IN
19 ICSW (RELAY ON/OFF)
20 LEDLT
21 FLDATA
22 FLLT
23 FLCLK
24 RESET OUT
25 STANDBY-LED
26 RMIN
27 T2
28 T4
29 BUSIN
30 SCOR
31 KBCIN
32 T1
33 RESET
34 KBCOUT
35 KBDOUT
36 KBDIN
37 TEST-PULSE2
38 TEST PULSE
39 AGC
40 SMUTE
41 AMUTE
42 DATA
43 XLT
44 CLK
45 SENS
46 SUBQ
47 SQCK
48 LED3
49 LED2
I/O
— Ground
I Door panel SW (5V: OPEN)
I D-F mode change SW
I
I
I Key A/D input
I
I
— Disc sensor input
— A/D standard power terminal
— Connect to +5V
— X'tal Oscillation (10MHz) Output
— X'tal Oscillation (10MHz) Input
— Connect to ground
— Not used
— Not used
— Ground
I Power monitor input
O Power terminal for circumference IC
O Latch for LED driver output
O Data for fluorescent indicator driver output
O Latch for fluorescent indicator output
O Clock for fluorescent indicator output
O Reset output for circumference IC
O LED output for STANDBY
I Remote control input
I
Table sensor input
I
I CONTROL A1 input
I Sub code Q synchronous signal
I Keyboard clock input
I Table sensor input
I System reset signal input
O Keyboard clock output
O Keyboard data output
I Keyboard data input
— DISC detection test output
O TSENS1, 2 AND output
O CXD2587 LPH output
O Mute output ON
I Mute output ON
O CXD2587 D/F data output
O CXD2587 Latch output
O CXD2587 D/F clock output
I CXD2587 Servo sensor signal input
I CXD2587 Q data input
O CXD2587 Q data clock output
O interior illumination
O interior illumination
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Function