IBM CORPORATION

PC SERVER 310 - TYPE 8639

Processor

Pentium

Processor Speed

75/90/100/120/133MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

192MB

Maximum Video Memory

Unidentified

Cache

256/1024KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot, CD-ROM audio interface, audio line in connector, audio line out connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Audio line out connector

CN1

Floppy drive interface

CN8

Audio line in connector

CN2

IDE interface

CN9

PS/2 mouse port

CN3

IDE interface

CN10

Serial port

CN4

On/off switch connector

J37

Serial port

CN5

On/off switch power supply connector

J38

Parallel port

CN6

CD-ROM audio interface

JP1

VGA port

CN7

Riser slot

SL1

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

PS/2 mouse jumper

J28

Unidentified

»

Modem answers on ring

MRD

Pins 2 & 3 closed

 

Modem does not answer on ring

MRD

Pins 1 & 2 closed

»

Password normal operation

PWD

Pins 1 & 2 closed

 

Password clear

PWD

Pins 2 & 3 closed

»

Floppy drive write protect disabled

WP

Pins 2 & 3 closed

 

Floppy drive write protect enabled

WP

Pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(2) 1M x 36

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

16MB

(2) 2M x 36

None

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

None

32MB

(2) 4M x 36

None

None

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

40MB

(2) 4M x 36

(2) 1M x 36

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

48MB

(2) 4M x 36

(2) 2M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

None

64MB

(2) 8M x 36

None

None

72MB

(2) 4M x 36

(2) 4M x 36

(2) 1M x 36

72MB

(2) 8M x 36

(2) 1M x 36

None

80MB

(2) 4M x 36

(2) 4M x 36

(2) 2M x 36

80MB

(2) 8M x 36

(2) 2M x 36

None

96MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

96MB

(2) 8M x 36

(2) 4M x 36

None

128MB

(2) 8M x 36

(2) 8M x 36

None

136MB

(2) 8M x 36

(2) 8M x 36

(2) 1M x 36

144MB

(2) 8M x 36

(2) 8M x 36

(2) 2M x 36

160MB

(2) 8M x 36

(2) 8M x 36

(2) 4M x 36

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

TAG

256KB

(8) 32K x 8

Unidentified

1MB

(8) 64K x 8

Unidentified

CACHE JUMPER CONFIGURATION

Size

J3

J4

J5

J6

256KB

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

1MB

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

VIDEO MEMORY CONFIGURATION

Size

Bank 0

1MB

(2) 256K x 16

Note: The maximum video memory size is unidentified. This configuration is for an upgrade.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

J26

J27

75MHz

50MHz

1.5x

Pins 2 & 3 closed

Pins 2 & 3 closed

90MHz

60MHz

1.5x

Pins 2 & 3 closed

Pins 1 & 2 closed

100MHz

66MHz

1.5x

Pins 1 & 2 closed

Pins 1 & 2 closed

120MHz

60MHz

2x

Pins 2 & 3 closed

Pins 1 & 2 closed

133MHz

66MHz

2x

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU BUS - CORE SELECTION

Bus - core

J101

 

1/2

Pins 2 & 3 closed

»

2/3

Pins 1 & 2 closed