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CUPID Desktop CLEM ISA 386/33 (VER. 1)

AST RESEARCH, INC.

CUPID Desktop CLEM ISA 386/33 (VER. 1)

(202360-001, 002)

Processor

80386DX (on external CPU/Memory module)

Processor Speed

33MHz

Chip Set

AST

Max. Onboard DRAM

None (4MB on external CPU/Memory module)

SRAM Cache

None (32KB on external CPU/Memory module)

BIOS

AST

Dimensions

330mm x 218mm

I/O Options

32-bit external CPU/Memory module slot, 32-bit external Memory module slot (2), bus mouse port, floppy drive interface, IDE interface, parallel port, serial port (2), SVGA port

NPU Options

80387/3167 (on external CPU/Memory module)

CONNECTIONS

Purpose

Location

Purpose

Location

SVGA port

CN1

Front panel switches & LEDs

P5

Bus mouse port

CN2

Speaker

P6

IDE interface LED

J14

External battery

P8

Serial port 1 (COM1)

J15

IDE interface

P11

Serial port 2 (COM2)

J16

32-bit external CPU/Memory module

S1

Parallel port

J17

32-bit external Memory module slots

S2 & S3

Floppy drive interface (A: and B:)

P3

Optional ROM (even)

U1

Third floppy drive interface

P4

Optional ROM (odd)

U2

USER CONFIGURABLE SETTINGS

Function

Switch SW1

Position

Password check enabled

switch 1

open

 

Password check disabled

switch 1

closed

Factory configured - do not alter

switch 2

open

Factory configured - do not alter

switch 3

open

Monitor type select analog VGA

switch 4

open

 

Monitor type select multifrequency VGA

switch 4

closed

VGA port enabled (see note)

switch 5

closed

 

VGA port disabled

switch 5

open

Note:On model 202360-002 the on-board VGA port has been removed; SW1/switch 5 should be open.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Parity check enabled

E1

closed

 

Parity check disabled

E1

open

Factory configured - do not alter

E2

open

Note:AST CPU/Memory module part number is 202347-002.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 1M x 9

NONE

NONE

NONE

2MB

(1) 1M x 9

(1) 1M x 9

NONE

NONE

3MB

(1) 1M x 9

(1) 1M x 9

(1) 1M x 9

NONE

4MB

(1) 1M x 9

(1) 1M x 9

(1) 1M x 9

(1) 1M x 9

Notes:32KB of SRAM Cache is on the CPU/Memory module. 128KB of DRAM is reserved for System

and VGA BIOS shadowing and cannot be disabled. Up to two of the following memory boards

may be installed in addition to the CPU/Memory module: AST part numbers 202275-002,

202275-004, 202275-006, 202387-001, or 202387-005.