REPLY CORPORATION

POWERBOARD 50/50Z

Processor

80486SX2/80486DX2/80486DX4

Processor Speed

25/33/50(internal)/66(internal)/100(internal)MHz

Chip Set

C & T

Max. Onboard DRAM

64MB

Cache

None

BIOS

Reply

Dimensions

254mm x 220mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial port, VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface

CN1

Power supply connector

CN8

Floppy drive interface

CN2

Speaker

J3

Hard drive power

CN3

VGA port

J4

Hard drive power

CN4

Serial port

J6

IDE interface

CN5

Parallel port

J8

Chassis fan power

CN7

PS/2 mouse port

J15

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

J1

N/A

 

CMOS memory clear

J1

N/A

Note: The CMOS configuration is cleared by switching the jumper from one position to the other. If jumper is on pins 2 & 3, to clear CMOS, switch to pins 1 & 2 closed. If jumper is on pins 1 & 2, to clear CMOS, switch to pins 2 & 3 closed.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

24MB

(2) 1M x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

40MB

(2) 1M x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

CPU SPEED CONFIGURATION

Speed

JP1

25MHz

Closed

33MHz

Open

50iMHz

Closed

66iMHz

Open

100iMHz

Open

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

(2) 411000

NONE

2MB

(2) 411000

(2) 411000

Note: Bank 0 is factory installed and the location is unidentfied.