...because we can't all be on the bleeding edge...





IT386LM CACHE

INFORMTECH INTERNATIONAL, INC.

IT386LM CACHE

   

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

Headland

Max. Onboard DRAM

32MB

Cache

32/128KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387/3167

   

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP105

Turbo LED

P3

Auxiliary keyboard

JP107

Reset switch

P7

Speaker

P1

Turbo switch

P8

Power LED & keylock

P2

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

I/O recovery delay (for slower cards) disabled

JP13

Open

 

I/O recovery delay (for slower cards) enabled

JP13

Closed

CPU speed select 33MHz

JP101

pins 1 & 2 closed

 

CPU speed select 40MHz

JP101

pins 2 & 3 closed

NPU mode select synchronous with CPU

JP102

Open

 

NPU mode select asynchronous with CPU

JP102

Closed

CMOS memory normal operation

JP104

Open

 

CMOS memory clear

JP104

Closed

Battery select internal 3.6VDC with current limiting resistor

JP106

pins 1 & 3 closed

 

Battery select internal 4.5VDC alkaline

JP106

pins 3 & 4 closed

 

Battery select external 6VDC

JP106

pins 2 & 4 closed

 

Battery select external 6VDC with current limiting resistor

JP106

pins 1 & 2 closed

Monitor type select color

P4

Closed

 

Monitor type select monochrome

P4

Open

Note:Jumpers JP101 and JP102 may not be present on all board revisions.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 256K x 9

(4) 4M x 9

20MB

(4) 1M x 9

(4) 4M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

32KB

(4) 8K x 8

128KB

(4) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP10

32KB

Closed

128KB

Open

Note:Jumper JP10 may be named JP100 on some board revisions.