Sony CDX-F7000 Service Manual page 16

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