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SPM 386-33C

BEC COMPUTER ENTERPRISES

SPM 386-33C

Processor

80386DX

Processor Speed

33MHz

Chip Set

C & T

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card slot

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J3

Turbo LED

J13

Reset switch

J5

Speaker

J14

Power LED & Keylock

J10

32-bit external memory card

S1

Turbo switch

J12

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

J2

Open

 

CMOS memory clear

J2

Closed

Monitor type select monochrome

J4

Open

 

Monitor type select color

J4

Closed

NPU mode select synchronous with CPU

J11

Open

 

NPU mode select asynchronous with CPU

J11

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 (U28 & U32)

TAG (U34)

64KB

(4) 8K x 8

(4) 8K x 8

(2) 16K x 4

NONE

128KB

(4) 32K x 8

NONE

(2) 16K x 4

NONE

256KB

(4) 32K x 8

(4) 32K x 8

(2) 16K x 4

(1) 16K x 4

Note: Bank 0 = U2, U3, U15, & U21. Bank 1 = U10, U11, U16, & U20.

CACHE JUMPER CONFIGURATION

Size

W1

W2

W3

W4

W5

64KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Open

128KB

Open

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed