IBM CORPORATION

PC 330/350 SERIES (TYPE 65X6) (100-166MHZ)

Processor

Pentium

Processor Speed

75/90/100/120/133/150/166MHz

Chip Set

Unidentified

Video Chip Set

Unidentified

Maximum Onboard Memory

128MB

Maximum Video Memory

1MB

Cache

256KB

BIOS

Unidentified

Dimensions

254mm x 218mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

Floppy drive interface

CN9

Parallel port

CN2

Chassis fan power

J1

Serial port 2

CN3

IDE interface LED

J2

Serial port 1

CN4

Power LED

J3

PS/2 mouse port

CN5

Front panel connector

J4

VESA feature connector

CN6

Front panel connector

J5

IDE interface

CN7

Riser slot

SL1

IDE interface

CN8

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS normal operation

J4A2

Pins 1 & 2 closed

 

Flash BIOS flash enabled

J4A2

Pins 2 & 3 closed

»

Setup access enabled

J4K1

Pins 4 & 5 closed

 

Setup access disabled

J4K1

Pins 5 & 6 closed

»

CMOS memory normal operation

J4K2

Pins 1 & 2 closed

 

CMOS memory clear

J4K2

Pins 2 & 3 closed

»

Password normal operation

J4K2

Pins 4 & 5 closed

 

Password clear

J4K2

Pins 5 & 6 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board also accepts x 32 SIMMs. The location of banks 0 & 1 are unidentified.

CACHE CONFIGURATION

Size

Bank 0

256KB

(2) 32K x 32

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

512KB

512KB

None

1MB

512KB

512KB

Note: Bank 0 is factory installed and is not configurable. The size of the video memory chips are unidentified.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

J4J1

J4J2

J4K1

75MHz

50MHz

1.5x

2 & 3, 4 & 5

2 & 3, 4 & 5

2 & 3

90MHz

60MHz

1.5x

2 & 3, 5 & 6

2 & 3, 4 & 5

1 & 2

100MHz

66MHz

1.5x

1 & 2, 4 & 5

2 & 3, 4 & 5

1 & 2

120MHz

60MHz

2x

2 & 3, 5 & 6

2 & 3, 5 & 6

1 & 2

133MHz

66MHz

2x

1 & 2, 4 & 5

2 & 3, 5 & 6

1 & 2

150MHz

60MHz

2.5x

2 & 3, 5 & 6

1 & 2, 5 & 6

1 & 2

166MHz

66MHz

2.5x

1 & 2, 4 & 5

1 & 2, 5 & 6

1 & 2

Note: Pins designated should be in the closed position.