|
USER CONFIGURABLE SETTINGS |
|
Function |
Jumper/Switch |
Position |
|
» |
RAS/ALE output select normal |
S1 |
Open |
|
|
RAS/ALE output select early |
S1 |
Closed |
|
» |
Write precompensation select 125ns |
S2 |
Open |
|
|
Write precompensation select 187ns |
S2 |
Closed |
|
» |
Floppy drive type select single speed |
S3 |
Open |
|
|
Floppy drive type select dual speed |
S3 |
Closed |
|
» |
BIOS type select 27256 |
S4 |
pins 1 & 2 closed |
|
|
BIOS type select 27512 |
S4 |
pins 2 & 3 closed |
|
» |
BIOS type select EPROM |
S5 |
pins 1 & 2 closed |
|
|
BIOS type select ROM |
S5 |
pins 2 & 3 closed |
|
» |
IOCHRDY control of memory select enabled |
S6 |
pins 1 & 4 closed |
|
|
IOCHRDY control of memory select disabled |
S6 |
pins 2 & 3 closed |
|
» |
Parallel port enabled |
S8/3 |
On |
|
|
Parallel port disabled |
S8/3 |
Off |
|
» |
Floppy interface enabled |
S8/6 |
On |
|
|
Floppy interface disabled |
S8/6 |
Off |
|
» |
Floppy address select 3F0-3F7 |
S8/7 |
Off |
|
|
Floppy address select 370-377 |
S8/7 |
On |
|
» |
Monitor type select color |
S8/8 |
On |
|
|
Monitor type select monochrome |
S8/8 |
Off |
|
» |
Factory configured - do not alter |
S9/1 |
Off |
|
» |
Factory configured - do not alter |
S9/2 |
Off |
|
» |
Factory configured - do not alter |
S9/3 |
On |
|
» |
Factory configured - do not alter |
S9/4 |
On |
|
» |
F1 key operation during test mode disabled |
S9/5 |
Off |
|
|
F1 key operation during test mode enabled |
S9/5 |
Off |
|
» |
External monitor port mode select CGA |
S11 |
Left |
|
|
External monitor port mode select EGA |
S11 |
Right |
|
» |
Monitor I/O address select 3xx |
S12 |
Open |
|
|
Monitor I/O address select 2xx |
S12 |
Closed |
|
» |
Data sampling selection DOCLK rise |
S15/5 |
On |
|
|
Data sampling selection DOCLK fall |
S15/5 |
Off |
|
» |
LCD display normal (dark characters, light background) |
S15/6 |
On |
|
|
LCD display reverse (light characters, dark background) |
S15/6 |
Off |
|
» |
CGA, MDA, Hercules emulation mode select enabled |
S15/7 |
Off |
|
|
CGA, MDA, Hercules emulation mode select disabled |
S15/7 |
On |
|
USER CONFIGURABLE SETTINGS (CONTINUED) |
|
Function |
Jumper/Switch |
Position |
|
» |
CRT mode select 200 line |
S15/8 |
On |
|
|
CRT mode select 400 line |
S15/8 |
Off |
|
» |
Factory configured - do not alter |
S16/7 |
On |
|
» |
Factory configured - do not alter |
S16/8 |
On |
|
» |
Memory access select 1 wait state |
S18 |
Open |
|
|
Memory access select 0 wait state |
S18 |
Closed |
|
» |
Factory configured - do not alter |
S20/1 |
Off |
|
» |
Factory configured - do not alter |
S20/2 |
On |
|
» |
Factory configured - do not alter |
S20/3 |
On |
|
» |
Factory configured - do not alter |
S20/4 |
On |
|
» |
Factory configured - do not alter |
S20/5 |
On |
|
» |
Factory configured - do not alter |
S20/6 |
Off |
|
» |
Factory configured - do not alter |
S20/7 |
Off |
|
» |
Factory configured - do not alter |
S20/8 |
Off |
|
» |
Factory configured - do not alter |
S23/1 |
On |
|
» |
Factory configured - do not alter |
S23/2 |
On |
|
» |
Factory configured - do not alter |
S23/3 |
On |
|
» |
Factory configured - do not alter |
S23/4 |
On |
|
» |
Factory configured - do not alter |
S23/5 |
On |
|
» |
Factory configured - do not alter |
S23/6 |
Off |
|
» |
Factory configured - do not alter |
S23/7 |
On |
|
» |
Factory configured - do not alter |
S23/8 |
Off |