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PROGRESSION 745-MA

EPSON, INC.

PROGRESSION 745-MA

Processor

80486SX/80487SX/80486DX/ODP487SX/80486DX2

Processor Speed

25/33/66iMHz (depending on CPU card installed)

Chip Set

UMC

Max. Onboard DRAM

128MB

SRAM Cache

None (system uses DRAM as virtual cache)

BIOS

Epson/Phoenix

Dimensions

218mm x 330mm

I/O Options

32-bit CPU card, floppy drive interface, IDE interface, parallel port, PS/2 keyboard connector, PS/2 mouse port, serial port,

VGA daughterboard, VGA feature connector

NPU Options

4167(on some versions of the CPU card)

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

BATT1

IDE interface LED

CN10

PS/2 mouse port

CN1

Floppy drive interface

CN11

PS/2 keyboard connector

CN2

IDE interface

CN12

Serial port

CN3

Power/Turbo LED

CN13

Parallel port

CN4

Speaker

CN15

Chassis fan power

CN5

VGA daughterboard

CN23-CN26

32-bit CPU card

CN9

VGA feature connector

JP8

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP1

pins 1 & 2 closed

Factory configured - do not alter

JP2

pins 1 & 2 closed

Monitor type select color

JP5

pins 1 & 2 closed

 

Monitor type select monochrome

JP5

pins 2 & 3 closed

System password enabled

JP6

pins 2 & 3 closed

 

System password disabled

JP6

pins 1 & 2 closed

Onboard video enabled

JP7

pins 1 & 2 closed

 

Onboard video disabled

JP7

pins 2 & 3 closed

Factory configured - do not alter

JP9

pins 1 & 2 closed

Note: JP9 is not present on some revisions. The location of JP9 is unknown.

PS/2 MOUSE CONFIGURABLE SETTINGS

Function

JP3

JP4

Enabled

pins 1 & 2 closed

pins 2 & 3 closed

 

Disabled

pins 2 & 3 closed

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(1) 256K x 36

NONE

2MB

(1) 256K x 36

(1) 256K x 36

4MB

(1) 1M x 36

NONE

5MB

(1) 1M x 36

(1) 1M x 36

8MB

(1) 1M x 36

(1) 1M x 36

16MB

(1) 4M x 36

NONE

17MB

(1) 4M x 36

(1) 1M x 36

20MB

(1) 4M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

64MB

(1) 16M x 36

NONE

65MB

(1) 16M x 36

(1) 1M x 36

68MB

(1) 16M x 36

(1) 4M x 36

80MB

(1) 16M x 36

(1) 4M x 36

128MB

(1) 16M x 36

(1) 16M x 36

Processor

80486SX/80487SX/ODP486SX

Processor Speed

25MHz

NPU Options

None

CPU CONFIGURATION JUMPERS

Type

W1

80486SX PQFP

pins 1 & 2 closed

 

80487SX PGA

pins 1 & 2 closed

 

ODP486SX

pins 1 & 2 closed

Processor

80486DX/ODP486DX

Processor Speed

33MHz

NPU Options

4167

CPU CONFIGURATION JUMPERS

Type

W1

W2

W3

80486DX PQFP

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

 

ODP486DX PGA

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

Processor

80486DX2

Processor Speed

33/66(internal)MHz

NPU Options

4167