Sony CDP-XE530 Service Manual page 21

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• IC501 SYSTEM CONTROL (CXP82832-012Q)(DISPLAY board)
Pin No.
1
2
3
4
5
6, 7
8
9
10, 11
12
13
14
15
16
17
18
19
20
21
22
23
24
TE
L 13942296513
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
• Abbreviation
FL : Fluorescent indicator tube
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Pin Name I/O
13G O
14G O
NC –
+5V –
SCOR I
VDD –
RMIN I
VDD –
X –
LD OUT O
LD IN I
SENS I
XLT O
AMUTE O
PGML O
SENSOR. IN –
BUSOUT O
BUSIN I
SENSOR. SW –
CLK O
LDON O
DATA O
SQCK O
SUBQ I
VDD (+5V) –
AVREF I
KEY 0 I
KEY 1 I
KEY 2 I
FILTER. SW –
ADJ/AFADJ I
LOADSW O
MODEL. SEL1 –
MODEL. SEL2 –
AVSS –
RST I
EXTAL I
XTAL I
x ao
y
. i
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8
FL grid signal output
FL grid signal output
Connected to VDD
Power supply (+5V)
Sub code sync input
Power supply
Remote control signal input
Power supply (+5V)
Not used (Open)
Loading motor control
Loading motor control
Sense signal input
Serial latch output
Audio mute output
Digital filter latch output
Connected to VDD
CONTROL-A1 transmission output
CONTROL-A1 receive input
Not used (Open)
Serial clock output
Optical pick-up laser diode control output
Q Q
Serial data output
3 6 7
Subcode Q data readout clock output
Subcode Q data input
Power supply (+5V)
Analog reference voltage input
Key input
Key input
Key input
Connected to ground
Test mode terminal
Load in/out select control output
Model select pin (Connected to ground)
Model select pin (Connected to ground)
Analog ground
Reset signal input
8 MHz clock input
8 MHz clock output
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— 29 —
2 9 9 4
Function
1 3 1 5 0 5 8 2 9
m
co
.
2 8
9 9
9 4 2 8 9 9