EPSON, INC.
EQUITY II
Processor |
8088 |
Processor Speed |
4.77/7.16MHz |
Chip Set |
Epson |
Max. Onboard DRAM |
256KB |
Cache |
None |
BIOS |
AMI |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
8087 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External memory card connector |
CN2 |
Speaker |
CN12 |
Parallel port |
CN3 |
External battery |
CN13 |
Serial port |
CN4 |
32-bit external memory slot |
CN14 |
Monitor port |
CN5 |
Unknown |
CN15 |
Composite video interface |
CN6 |
32-bit card slot |
S1 |
Floppy drive interface |
CN9 |
32-bit card slot |
S2 |
Floppy drive interface |
CN10 |
32-bit card slot |
S3 |
Power LED & keylock |
CN11 |
USER CONFIGURABLE SETTINGS | |||
Function |
Switch |
Position | |
» |
Floppy drive A 360KB installed |
SW1/1 |
On |
Floppy drive A 1.2MB installed |
SW1/1 |
Off | |
» |
NPU enabled |
SW1/2 |
Off |
NPU disabled |
SW1/2 |
On | |
» |
Factory configured - do not alter |
SW1/3 |
Off |
» |
Parallel port primary enabled |
SW1/4 |
Off |
Parallel port secondary enabled |
SW1/4 |
On | |
» |
Factory configured - do not alter |
SW2/1 |
Off |
» |
Factory configured - do not alter |
SW2/2 |
Off |
» |
Factory configured - do not alter |
SW2/3 |
Off |
» |
Factory configured - do not alter |
SW2/4 |
Off |
Parity checking enabled |
SW2/5 |
Off | |
Parity checking disabled |
SW2/5 |
On | |
» |
Factory configured - do not alter |
SW2/6 |
Off |
Primary internal serial interface enabled |
SW2/7 |
Off | |
Secondary internal serial interface enabled |
SW2/7 |
On | |
Internal serial interface enabled |
SW2/8 |
Off | |
Internal serial interface disabled |
SW2/8 |
On | |
» |
Factory configured - do not alter |
SW3 |
N/A |
» |
Factory configured - do not alter |
SW4 |
On |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
640KB |
(8) 4164 |
(8) 41256 |
Note:The exact locations of Bank 0 and Bank 1 are unknown. |
DMA INTERRUPT CONFIGURATION | ||
DMA |
J1 |
J2 |
Dack 0 enabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
Dack 0 disabled |
pins 2 & 3 closed |
pins 2 & 3 closed |
MONITOR TYPE SELECTION | ||
Type |
SW1/switch 5 |
SW1/switch 6 |
Internal video disabled |
On |
On |
Monochrome |
Off |
Off |
Color 40 x 25 |
Off |
On |
Color 80 x 25 |
On |
Off |
FLOPPY DRIVE CONFIGURATION | ||
Number of drives |
SW1/switch 7 |
SW1/switch 8 |
1 |
On |
On |
2 |
Off |
On |