EPSON, INC.
ACTION TOWER 3000
|
Processor |
80486SX/80487SX/80486SX2/80486DX/80486DX2/80486DX4/Pentium Overdrive |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz |
|
Chip Set |
Unidentified |
|
Max. Onboard DRAM |
64MB |
|
Cache |
64/128/256KB |
|
BIOS |
Unidentified |
|
Dimensions |
254mm x 218mm |
|
I/O Options |
Floppy drive interface, game port, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
PS/2 mouse port |
CN1 |
VGA port |
CN6 |
|
Game interface |
CN2 |
Floppy drive interface |
CN7 |
|
Serial port 1 |
CN3 |
IDE interface |
CN8 |
|
Serial port 2 |
CN4 |
External battery |
J30 |
|
Parallel port |
CN5 |
Riser Card |
SL1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Game interface disabled |
J4 |
pins 2 & 3 closed |
|
Game interface enabled |
J4 |
pins 1 & 2 closed | |
|
|
Parallel port LPT select LPT1 |
J5 |
pins 1 & 2 closed |
|
Parallel port LPT select LPT2 |
J5 |
pins 2 & 3 closed | |
|
|
Serial port 1 COM select COM1 |
J6 |
pins 1 & 2 closed |
|
Serial port 1 COM select COM3 |
J6 |
pins 2 & 3 closed | |
|
|
Serial port 2 COM select COM2 |
J7 |
pins 1 & 2 closed |
|
Serial port 2 COM select COM4 |
J7 |
pins 2 & 3 closed | |
|
|
Floppy drive interface enabled |
J8 |
pins 1 & 2 closed |
|
Floppy drive interface disabled |
J8 |
pins 2 & 3 closed | |
|
|
VGA interrupt enabled |
J10 |
Closed |
|
VGA interrupt disabled |
J10 |
Open | |
|
|
Battery type select internal |
J30 |
pins 2 & 3 closed |
|
Battery type select external |
J30 |
Closed | |
|
CMOS memory clear |
J30 |
pins 3 & 4 closed | |
|
|
Parallel port enabled |
JA |
pins 1 & 2 closed |
|
Parallel port disabled |
JA |
pins 2 & 3 closed | |
|
|
Serial port 1 enabled |
JC |
pins 1 & 2 closed |
|
Serial port 1 disabled |
JC |
pins 2 & 3 closed | |
|
|
Serial port 2 enabled |
JD |
pins 1 & 2 closed |
|
Serial port 2 disabled |
JD |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(1) 256K x 36 |
NONE |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
|
2MB |
(1) 512K x 36 |
NONE |
|
3MB |
(1) 512K x 36 |
(1) 256K x 36 |
|
3MB |
(1) 256K x 36 |
(1) 512K x 36 |
|
4MB |
(1) 1M x 36 |
NONE |
|
5MB |
(1) 1M x 36 |
(1) 256K x 36 |
|
6MB |
(1) 1M x 36 |
(1) 512K x 36 |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
|
8MB |
(1) 2M x 36 |
NONE |
|
9MB |
(1) 2M x 36 |
(1) 256K x 36 |
|
10MB |
(1) 2M x 36 |
(1) 512K x 36 |
|
12MB |
(1) 2M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
|
16MB |
(1) 4M x 36 |
NONE |
|
17MB |
(1) 4M x 36 |
(1) 256K x 36 |
|
18MB |
(1) 4M x 36 |
(1) 512K x 36 |
|
20MB |
(1) 4M x 36 |
(1) 1M x 36 |
|
24MB |
(1) 4M x 36 |
(1) 2M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
|
DRAM CONFIGURATION (CONT) | ||
|
Size |
Bank 0 |
Bank 1 |
|
32MB |
(1) 8M x 36 |
NONE |
|
33MB |
(1) 8M x 36 |
(1) 256K x 36 |
|
34MB |
(1) 8M x 36 |
(1) 512K x 36 |
|
36MB |
(1) 8M x 36 |
(1) 1M x 36 |
|
40MB |
(1) 8M x 36 |
(1) 2M x 36 |
|
48MB |
(1) 8M x 36 |
(1) 4M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 8M x 36 |
|
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | ||||
|
Size |
J23 |
J24 |
J25 |
J26 |
|
64KB |
pins 1 & 2 closed |
pins 1 & 2 closed |
Open |
pins 2 & 3 closed |
|
128KB |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
256KB |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
CPU TYPE CONFIGURATION | ||
|
Type |
J11 |
J13 |
|
80486SX |
Open |
pins 2 & 3 closed |
|
80487SX |
pins 2 & 3 closed |
pins 1 & 2, 3 & 4 closed |
|
80486SX2 |
pins 1 & 2 closed or Open |
pins 2 & 3 closed |
|
80486DX |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
|
80486DX2 |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
|
80486DX4 |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
|
Pentium Overdrive |
pins 2 & 3 closed |
pins 1 & 2, 3 & 4 closed |
|
CPU SPEED CONFIGURATION | |
|
Speed |
J17 |
|
25MHz |
pins 5 & 6 closed |
|
33MHz |
pins 1 & 2 closed |
|
40MHz |
pins 1 & 2, 3 & 4 closed |
|
50iMHz |
pins 5 & 6 closed |
|
50MHz |
pins 3 & 4 closed |
|
66iMHz |
pins 1 & 2 closed |
|
75iMHz |
pins 5 & 6 closed |
|
100iMHz |
pins 1 & 2 closed |
|
CPU VOLTAGE CONFIGURATION | ||
|
Voltage |
J31 |
J33 |
|
3.3/3.45v |
pins 5 & 6, 7 & 8 closed |
pins 1 & 2 closed |
|
3.6v |
pins 5 & 6, 7 & 8 closed |
pins 2 & 3 closed |
|
5v |
pins 1 & 2, 3 & 4 closed |
Open |
|
VIDEO CONFIGURATION | ||
|
Setting |
J14 |
J15 |
|
On board VGA enabled |
Closed |
Closed |
|
On board VGA disabled |
Open |
Open |
|
IDE INTERFACE CONFIGURATION | ||
|
Setting |
JB |
JE |
|
Enabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |