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386DX-33 PEAK DM Motherboard Settings and Configuration






RECTRON ELECTRONIC ENTERPRISES, INC.

386DX-33 PEAK DM

   

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

C & T Peak DM

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 215mm

I/O Options

None

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

D4

Turbo switch

J50

Speaker

J18

Reset switch

J51

Power LED & keylock

J19

External battery

JP2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type set color

J23

Closed

 

Monitor type set monochrome

J23

Open

CMOS memory normal operation

J42

pins 2 & 3 closed

 

CMOS memory clear

J42

pins 1 & 2 closed

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

Tag

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 4

128KB

(4) 32K x 8

NONE

(2) 64K x 4

256KB

(4) 32K x 8

(4) 32K x 8

(2) 64K x 4

Note:Use tag chips without output enable.

CACHE JUMPER CONFIGURATION

Size

J26

J28

J29

J33

J35

J36

J37

J38

J39

64K

1 & 2

Open

Closed

Closed

Open

Open

2 & 3

1 & 2

1 & 2

128K

2 & 3

Open

Closed

Open

Open

1 & 2

1 & 2

2 & 3

2 & 3

256K

2 & 3

Closed

Open

Open

1 & 2

1 & 2

1 & 2

2 & 3

1 & 2

Note:Pins designated should be in the closed position.








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