The following document was submitted by Dennis Armstrong.
Thanks to Frank Lockwood for putting me in touch with Dennis.
GE-SOFT 4 MB-32 MB TT memory Board
This board has space for 8 off 30 Pin SIMMS.
The SIMMs may be 1M x 8 or 4M x 8 (9 bit SIMMs may also be used).
All 4 SIMM slots in bank 0 or bank 1 should have the same type
(ie. 1M or 4M).
1M SIMMs give a total of 4 MB of fast ram, 4M SIMMs give a total of 16Mb.
The SIMMs should be of the Page mode type, the board is only guaranteed to
work with Toshiba or Samsung SIMMS.
Two Jumpers are provided to select the memory configuration.
JP0 | JP1 | Bank 0 | Bank 1 |
2 - 3 |
2 - 3 |
4Mb |
4MB or None |
1 - 2 |
2 - 3 |
16Mb |
None |
2 - 3 |
1 - 2 |
16Mb |
4MB |
1 - 2 |
1 - 2 |
16Mb |
16MB |
location:
JP0 123 bank 1
JP1 123 -------------
bank 1
-------------
bank 1 bank 1
-------------- -------------
bank 0 bank 0
-------------- -------------
bank 0
-------------
bank 0
-------------
Manufactured by:-
GE-SOFT Computersysteme mbH, Landgrafenstr. 37-39, D-5210 Troisdoef, Germany
Tel 02241 40-63-89
FAX 02241 40-65-89
