Kenwood CD-3260M Service Manual page 7

2. FL Microprocessor : UPD 780204-038 (X32-IC14,15) IC15 (CD-3280M only)
Pin description
Pin No. Pin Name
1 VDD
2,3 NC
4 STANDBY *LED-D
5 LED-M
6 LED-S
7 POW-P
8,9 NC
10 RESET
11,12 X1,2
13 VSS
14 XT2
15 XT1
16 VDD
17 SCK
18 SO
19 SI
20-24 NC
25 AVSS
26-30 A/D7-A/D3
31-33 A/D2-A/D0
34 AVDD
35 AVREF
36,37 VSS
38 REM
39 STB1
40 VSS
41-45 NC
46 VDD
47 NC
48-52 P1-5
53-57 P6-10
58-62 P11-15
63,64 P16,17
65-69 P35-31
70-74 P30-26
75-78 P25-22
79 VLOAD
80 P21
81,82 P20,19
83 NC
84 P18
85-92 9G-16G
93-100 8G-1G
* IC15
CIRCUIT DESCRIPTION
I/O
- Power supply(+5V)
- No connection.
O Standby LED control. * No connection.
O Main LED control.
O Sub LED control.
*STANDBY I/O Timer sw on input.
No connection.
I System reset input.
- Main system clock.(5MHz).
- GND.
- No connection.
I GND.
- Power supply(+5V)
I Serial clock.
O Data output.
I Data input.
- No connection.
- GND.
- GND.
I Key return signal input(2-0).
- A/D analog power supply.
- A/D reference power supply.
- GND.
I Remote control input.
* STB2 I Strobe signal input.
- GND.
- No connection.
- Power supply(+5V)
- No connection.
O FL control output. 1G(38),2G-16G(1-1 to 5-1).
O FL control output. 2G-16G(1-2 to 5-2).
O FL control output. 2G-16G(1-3 to 5-3).
O FL control output. 2G-16G(1-4 to 2-4).
O FL control output. 2G-16G(5-7 to 1-7).
O FL control output. 2G-16G(5-6 to 1-6).
O FL control output. 2G-16G(5-5 to 2-5).
- Negative power supply(-37.5V)
O FL control output. 2G-16G(1-5).
O FL control output. 2G-16G(5-4 ,4-4).
- No connection.
O FL control output. 2G-16G(3-4).
O FL control output. 9G-16G.
O FL control output. 8G-1G.
CD-3260M/3280M/DPF-J7020
Description
*No connection.
*No connection.
*No connection.
7