TEKRAM TECHNOLOGY COMPANY, LTD.

DC - 880B

Q3/95

Data bus:

32-bit VL-Bus

Size:

Full-length, half-height card

Hard drive supported:

Up to seven SCSI drives

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB, or 2.88MB drives

CONNECTIONS

Function

Location

50-pin SCSI connector - external

CN1

50-pin SCSI connector - internal

CN2

34-pin cable connector - floppy drive

CN3

2-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

»

Factory configured - do not alter

JP3/jumper 5

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 MEMORY CONFIGURATION

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 while SIMM’s can be mixed in any combination not exceeding 16MB.