Read Sony CDX-F7000 / CDX-F7005X / CDX-FW700 Service Manual online
16
CDX-F7000/F7005X/FW700
• IC303 M30624MGP (SYSTEM CONTROL) (MAIN BOARD (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
SIRCS
I
Remocon data input
2
(NCO)
O
Not used
3
CD SO/TSO
O
CD servo serial data output
4
CD SI/TSI
I
CD servo serial data input
5
CD CKO/TCKO
O
CD servo serial clock output
6
BYTE
I
Connecting to ground.
7
CNVSS
I
Flash write-in signal input
8
XCIN
I
Sub clock signal input (32.768kHz)
9
XCOUT
O
Sub clock signal output (32.768kHz)
10
RESET
I
CPU reset input
11
XOUT
O
Main clock signal output (6MHz)
12
VSS
—
Ground
13
XIN
I
Main clock signal input (6MHz)
14
VCC1
—
Ground
15
NMI
I
Non maskable interrupt signal input
16
CD INTQ
I
CD-TEXT sync. signal input
17
DAVN
I
RDS data block sync. detection signal input
18
BU IN
I
Back-up power detection signal input
19
NS MASK
O
NS-MASK signal output
20
BEEP
O
Beep signal output
21
FSW IN
I
DD converter OSC frequency count input
22
FSW OUT
O
DD converter OSC frequency change output
23
SA CLK
O
Spectrum analyzer clock output
24
TEL ATT
I
Telephone mute signal input
25
ATT
O
Mute signal output
26
VOL ATT
O
Electronic volume mute signal output
27
I2C CKO
O
I2C bus serial clock output
28
I2C SIO
O
I2C bus serial data output
29
UNI SO
O
SONY bus serial data output
30
UNI SI
I
SONY bus serial data input
31
UNI CKO
O
SONY bus serial clock output
32
TUNER ATT
O
Tuner mute signal output
33
EE SIO
I/O
Tuner pack EEPROM serial data input/output
34
EE CKO
O
Tuner pack EEPROM serial clock output
35
RE IN0
I
Rotary encoder signal input 0
36
RE IN1
I
Rotary encoder signal input 1
37
NOSE SW
I
Front panel detection signal input
38
DOOR SW
I
Panel open detection signal input
39
HOLD
I
External bus data input (HOLD)
40
AMP DIAG
I
AMP self-diagnosis function control signal input
41
AMP STB
O
AMP standby signal output
42
(NCO)
O
Not used
43
(NCO)
O
Not used
44
WRI/WR
I
External bus data input (WRI/WR)
45
CD LIMIT
I
CD LIMIT switch detection signal input
46
CD D SW
I
CD D switch detection signal input
47
CD IN SW
I
CD IN switch detection signal input
48
4V SEL
I
4V PRE-OUT select signal input
49
MP3 SEL
I
Deck mechanism select signal input
50
DST SEL1
I
Destination select setting pin 1
51
DST SEL2
I
Destination select setting pin 2
52
CD LM LOAD
O
CD loading signal output
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