Ic Pin Description - Sony CDX-C480 Service Manual
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Also See for CDX-C480:
- Operating instructions manual (50 pages) ,
- Installation/connections (4 pages) ,
- Limited warranty (1 page)
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4-1. IC PIN DESCRIPTION
• IC801 MB90574FPV-G-111 (SYSTEM CONTROL)
Pin No.
Pin Name
1
LD ON
2
FOK
3
XLAT25
4
DATA25
5
XRSRO
6
GFS
7
NIL
8
VCC
9
PLL SI
10
PLL SO
11
PLL CKO
12
NOSE
13
LCD SO
14
LCD CKO
15
BEEP
16
DBMOD2
17
SQSI
18
NIL
19
SQCKO
20
UNI SI
21
UNI SO
22
UNI CKI/O
TE
L 13942296513
23
C OUT
24
SIRCS
25
SRDT
26
NIL
27
SCLK
28
CLOCK25
29
SYSRST
30
DEEM
31
DBMOD1
32
MD ON
33
VSS
34
C
35
CD ON
36
BUS ON
37
AD ON
38
DVCC
39
DVSS
40
TEST
41
VOL CE
42
AVCC
43
AVRH
44
AVRL
45
AVSS
www
46
KEY IN0
47
KEY IN1
48
KEY IN2
.
49
RC IN0
50, 51
NIL
52
MPDH
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SECTION 4
DIAGRAMS
I/O
O
Laser power ON/OFF control pin
I
Focus signal detection input
O
CD signal process latch output
O
CD signal process serial data output
O
CD signal process IC reset output
I
GFS signal detection input
—
Not used. (Connect to GND.)
—
Power supply (+5 V)
I
PLL data input
O
PLL data output
O
PLL clock output
I
Front panel connect detection input
O
LCD serial data output
O
LCD serial clock output
O
Buzzer control output
O
D-BASS mode set signal output
I
SUB Q data input
—
Not used. (Connect to GND.)
O
SUB Q read clock output
I
BUS system serial interface input
O
BUS system serial interface output
I/O
BUS system serial interface input/output
I
CD track jump number count input
I
Remote commander input
I
CD-TEXT data input
—
Not used. (Connect to GND.)
O
CD TEXT data read clock output
O
CD signal process serial clock output
O
System reset control output
O
Emphasis control output
O
D-BASS mode set signal output
O
Machanism deck section power supply control output
—
GND
—
Capacitor terminal for power supply.
O
CD power supply control output
O
BUS ON control output
O
Power control output for A/D conversion.
—
Power supply for D/A converter.
—
GND for D/A converter.
I
Test mode direct setting input
O
Electric volume serial chip enable output
—
Power supply for analog circuit.
—
Power supply for A/D converter.
—
Power supply for A/D converter.
—
GND for analog circuit.
I
Key input
x
ao
u163
I
Key input
y
I
Key input for D-BASS rotary switch.
i
I
Rotary commander input
—
Not used. (Connect to GND.)
I
Tuner multi-pass input
– 24 –
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2 9
8
Pin Description
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
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