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LDP CACHE IV

LOMAS DATA PRODUCTS, INC.

LDP CACHE IV

Data bus:

16-bit, ISA

Size:

Full-length, full-height card

Hard drive supported:

Up to seven SCSI devices

Floppy drives supported:

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

CONNECTIONS

Function

Location

50-pin SCSI connector - internal

J1

25-pin SCSI II connector - external (optional feature)

J2

34-pin control cable connector - floppy drive

J3

2-pin connector - Error LED

J4

20-pin factory test connector - internal

J5

2-pin connector - Drive active LED

J6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive enabled

JP1

closed

 

Floppy drive disabled

JP1

open

BIOS enabled

JP8

closed

 

BIOS disabled

JP8

open

USER CONFIGURABLE SETTINGS

Function

Location

Setting

I/O port address is 320h (primary)

JP9

closed

 

I/O port address is 324h (secondary)

JP9

open

Controller supplies TERMPWR to SCSI interface 26

JP10

closed

 

TERMPWR not supplied to SCSI Interface 26

JP10

open

1x9 SIMM module configuration enabled

JP11

pins 1 & 2 closed

 

4x9 SIMM module configuration enabled

JP11

pins 2 & 3 closed

Error LED status software interrogation enabled

JP12

pins 1 & 2 closed

 

Error LED status software interrogation disabled

JP12

pins 2 & 3 closed

Interrupt Request is IRQ14

JP13

pins 1 & 2 closed

 

Interrupt Request is IRQ15

JP13

pins 2 & 3 closed

BIOS ADDRESS

Address

Jumper JP6

Jumper JP7

C800h

closed

closed

 

CA00h

open

closed

 

D000h

closed

open

 

D800h

open

open

MISCELLANEOUS TECHNICAL NOTES

Jumper JP2 is factory configured -- do not alter.

If secondary I/O port address is enabled, configure JP13 to pins 2 & 3 closed -- IRQ15 enabled.