Sony Aiwa CX-JD5, Руководство по обслуживанию, Страница: 91 / 126

91
CX-JD5
• MICON-KEY BOARD IC101 uPD780232GC-082-8BT (FRONT PANEL CONTROLLER)
Pin No. Pin Name I/O Description
1 VDD — Power supply terminal (+5V)
2 VSS — Ground terminal
3 X1 I
System clock input terminal (5MHz)
4 X2
O
System clock output terminal (5MHz)
5 IC — Not used
6 RESET I System reset signal input from the system controller
7 S-CLK I
Serial data transfer clock signal input from the system controller
8 S-IN O Serial data output to the system controller
9 S-OUT I Serial data input from the system controller
10
BASS-A I Jog dial pulse input from the rotary encoder (BASS) (A phase input)
11 BASS-B I Jog dial pulse input from the rotary encoder (BASS) (B phase input)
12 TRE/MID-A I Jog dial pulse input from the rotary encoder (TREBLE/MIDDLE) (A phase input)
13
TRE/MID-B I Jog dial pulse input from the rotary encoder (TREBLE/MIDDLE) (B phase input)
14 MULTI-A I Jog dial pulse input from the rotary encoder (MULTI JOG) (A phase input)
15 MULTI-B I Jog dial pulse input from the rotary encoder (MULTI JOG) (B phase input)
16
VOL-A I Jog dial pulse input from the rotary encoder (VOLUME) (A phase input)
17 VOL-B I Jog dial pulse input from the rotary encoder (VOLUME) (B phase input)
18 AVSS — Ground terminal
19 NC — Not used
20 to 22 KEY2 to KEY0 I Key input terminal (A/D input)
23 VSS — Ground terminal
24 AVDD — Power supply terminal (+5V)
25 VDD — Power supply terminal (+5V)
26 DVD-LED O LED drive signal output terminal “L”: LED on Not used
27 TUNER-LED
O LED drive signal output terminal “L”: LED on Not used
28 TAPE-LED O LED drive signal output terminal “L”: LED on Not used
29 MD-LED O LED drive signal output terminal “L”: LED on Not used
30 I-BASS-LED
O LED drive signal output terminal “L”: LED on Not used
31 HEAVY-LED O LED drive signal output terminal “L”: LED on
32 VOCAL-LED O LED drive signal output terminal “L”: LED on
33 SALSA-LED
O LED drive signal output terminal “L”: LED on
34 MANUAL-LED
O LED drive signal output terminal “L”: LED on
35 HIP_HOP-LED O LED drive signal output terminal “L”: LED on
36 TECHNO-LED O LED drive signal output terminal “L”: LED on
37 MULTI-LED
O LED drive signal output terminal “L”: LED on Not used
38 DISC1-LED O LED drive signal output terminal “L”: LED on Not used
39 DISC2-LED O LED drive signal output terminal “L”: LED on Not used
40 DISC3-LED
O LED drive signal output terminal “L”: LED on Not used
41 E-CLK — Not used
42 E-LAT — Not used
43 E-DAT — Not used
44 to 58
S1 to S14
O
Segment drive signal output to the fluorescent indicator tube
59 VDD — Power supply terminal (+5V)
60 V.LOAD —
Power supply terminal (–25V) (for fluorescent indicator tube drive)
61 to 68 S15 to S22
O
Segment drive signal output to the fluorescent indicator tube
69 to 80
G12 to G1
O Grid drive signal output to the fluorescent indicator tube