TEKRAM TECHNOLOGY CO., LTD.
DC-680C
Data bus: | 32-bit, VL-bus |
Size: | Three/quarter-length, half-height card |
Hard drive supported: | Four IDE (AT) Interface drives |
Floppy drives supported: | Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
CONNECTIONS | |
Function | Location |
40-pin IDE (AT) Interface connector - IDE-0 | CN1 |
40-pin IDE (AT) Interface connector - IDE-1 | CN2 |
34-pin control cable connector - floppy drive | CN3 |
4-pin connector - drive active LED | JP1 |
4-pin connector - cache error speaker | JP2 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
» | IDE-0 damping resistor enabled | JDR0 | open |
IDE-0 damping resistor disabled | JDR0 | closed | |
» | IDE-1 damping resistor enabled | JDR1 | open |
IDE-1 damping resistor disabled | JDR1 | closed |
DRIVE ACTIVE LED ERROR CODES (IMMEDIATELY AFTER POWER-UP) | |
Status | Function |
One short flash | No cache DRAM installed |
Two short flashes | CPU error |
Three short flashes | SRAM error |
Four short flashes | Timer error |
MISCELLANEOUS TECHNICAL NOTES |
Some versions of this board have two 512KB x 8 DRAM chips mounted in place of Bank 0. In such a case the board will work without additional memory. In all other cases a pair of 256KB, 1MB, or 4MB SIMM modules must be installed in Bank 0 for the board to function. |