Sony CDP-CX240 Service Manual page 41

QQ
3 7 63 1515 0
Pin No. Pin Name
41 SW
42 KEY3
43 KEY2
44 KEY1
45 KEY0
46 BUSIN
47 AMUTE
48 CLK
49 XLT
50 DATA
51 CLK
52 SUBQ
53 NC
54 SENS
55 OUTSW
56 RMIN
57 AFADJ
58 FLLT
59 NC
60 KBCIN
61 SCOR
62 TS.1
TE
63 TS.2
L 13942296513
64 TS.3
65 ICSW
66 RFSW
67 INSW
68 D3
69 D4
70 D5
71 D6
72 VDD
73 VDD
74 D7
75 D2
76 D1
77 D0
78 A0
79 A1
80 A2
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I/O
I Model select switch input
I Key input
I Key input
Key input
I
O Key input
I CONTROL-A1 input
O Audio mute driver
O Clock for servo IC and digital filter IC
O Latch for command
O Data for command
O Clock for sub code Q
I Sub code Q data input
– Not used
I Servo sensor signal
I Loading out switch input
I Remote control signal
I Test mode pin
Latch for fluorescent indicator driver IC
O
– Not used
O Keyboard clock output
I Sub code Q synchronous signal
Table position sensor 1 input
I
I Table position sensor 2 input
I Table position sensor 3 input
O Power switch control signal output for BD board
RF automatic gain control hold output
O
I Loading in switch input
I/O SRAM data
I/O SRAM data
I/O SRAM data
I/O SRAM data
– Connect to +5V
– Connect to +5V
I/O SRAM data
I/O SRAM data
I/O SRAM data
I/O SRAM data
O SRAM address
O SRAM address
SRAM address
O
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2 9
8
Function
L: Active
L: Out
Start at rising edge
Q Q
3 6 7 1 3 1 5
L: In
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– 53 –
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9