CUPID Desktop ISA 386/33 (ver. 1)Models 202273-002, 202356-003 & 202356-004

AST RESEARCH, INC.

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)

floppy drive interface, IDE interface, parallel port, serial port (2), SMART expansion/16-bit ISA expansion slots (3)

NPU Options

80387/3167 (on external CPU/Memory module)

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1 (COM1)

CN1

External battery

P8

Parallel port

CN2

IDE interface

P11

IDE interface LED

J14

SMART expansion/16-bit ISA

S1, S2 & S3

Serial port 2 (COM2)

P2

32-bit external CPU/Memory module

S4

Floppy drive interface (A: and B:)

P3

32-bit external Memory module slot

S5

Third floppy drive interface

P4

32-bit external Memory module slot

S6

Front panel switches & LEDs

P5

Optional ROM (even)

U12

Speaker

P6

Optional ROM (odd)

U38

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»
Password check enabled

E1

pins 2 & 3 closed

Password check disabled

E1

pins 1 & 2 closed

»
POST select normal operation

E2

open

POST select continuous loop

E2

closed

»
Keyboard select installed

E3

open

Keyboard select not installed

E3

closed

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.

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) floppy drive interface, IDE interface, parallel port, serial port (2), SMART expansion/16-bit ISA expansion slots (3)
NPU Options	80387/3167 (on external CPU/Memory module)

CONNECTIONS
Purpose	Location	Purpose	Location
Serial port 1 (COM1)	CN1	External battery	P8
Parallel port	CN2	IDE interface	P11
IDE interface LED	J14	SMART expansion/16-bit ISA	S1, S2 & S3
Serial port 2 (COM2)	P2	32-bit external CPU/Memory module	S4
Floppy drive interface (A: and B:)	P3	32-bit external Memory module slot	S5
Third floppy drive interface	P4	32-bit external Memory module slot	S6
Front panel switches & LEDs	P5	Optional ROM (even)	U12
Speaker	P6	Optional ROM (odd)	U38

USER CONFIGURABLE SETTINGS
Function		Jumper	Position
»	Password check enabled	E1	pins 2 & 3 closed
	Password check disabled	E1	pins 1 & 2 closed
»	POST select normal operation	E2	open
	POST select continuous loop	E2	closed
»	Keyboard select installed	E3	open
	Keyboard select not installed	E3	closed

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.