TEKRAM TECHNOLOGY COMPANY, LTD.
DC-300B, DC-800B
| |
Data bus: |
16-bit ISA |
Size: |
Half-length, full-height card |
Hard drive supported: |
Up to seven SCSI devices |
Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB |
CONNECTIONS | |
Function |
Location |
50-pin SCSI-2 connector - external |
CN1 |
50-pin SCSI connector - internal |
CN2 |
34-pin cable connector - floppy drive |
CN3 |
4-pin connector - drive active LED |
JP1 |
4-pin connector - speaker |
JP2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Location |
Setting | |
» |
Floppy drive enabled |
JP3/jumper 1 |
closed |
Floppy drive disabled |
JP3/jumper 1 |
open |
BASE I/O ADDRESS | ||||
Address |
JP3/jumper 2 |
JP3/jumper 3 |
JP3/jumper 4 | |
» |
330h |
closed |
closed |
closed |
130h |
open |
open |
closed | |
134h |
open |
open |
open | |
230h |
open |
closed |
closed | |
234h |
open |
closed |
open | |
334h |
closed |
open |
closed |
CACHE DRAM CONFIGURATION (FOR DC-800B ONLY) | ||
Size |
Bank 0 |
Bank 1 |
512KB |
(2) 256K x 9 |
NONE |
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
2MB |
(2) 1M x 9 |
NONE |
2.5MB |
(2) 1MB x 9 |
(2) 256K x 9 |
4MB |
(2) 1MB x 9 |
(2) 1MB x 9 |
8MB |
(2) 4MB x 9 |
NONE |
8.5MB |
(2) 4MB x 9 |
(2) 256K x 9 |
10MB |
(2) 4MB x 9 |
(2) 1MB x 9 |
16MB |
(2) 4MB x 9 |
(2) 4MB x 9 |
Note: Bank 0 must be installed. SIMM’s must be the same size in the same bank and can be mixed in any combination not exceeding 16MB. |
MISCELLANEOUS TECHNICAL NOTES |
The only difference between DC-300B & DC-800B is the Cache DRAM capability in DC-800B. Remove terminators only when both internal & external devices are connected to this adapter. |