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P55TPIO-B/P55TSPIO-B

EFA CORPORATION

P55TPIO-B/P55TSPIO-B

Processor

CX M1/Pentium

Processor Speed

75/90/100/120/133/150/166/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

290mm x 220mm

I/O Options

32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), audio bus slot, VRM connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

J2

IDE interface LED

J14

Serial port 1

J3

Green PC connector

J15

Floppy drive interface

J6

Turbo LED

J16

Parallel port

J7

Turbo switch

J17

IDE interface 2

J8

Reset switch

J18

IDE interface 1

J9

32-bit PCI slots

PC1 - PC3

Speaker

J12

Audio bus slot

SL1

Power LED & keylock

J13

VRM connector

VRM

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Sound interface enabled

JP2

Open

 

Sound interface disabled

JP2

Closed

Ľ

Flash BIOS voltage select 5v

JP5

Pins 1 & 2 closed

 

Flash BIOS voltage select 12v

JP5

Pins 2 & 3 closed

Ľ

CMOS memory normal operation

JP12

Open

 

CMOS memory clear

JP12

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(2) 512K x 36

None

8MB

(2) 1M x 36

None

8MB

(2) 512K x 36

(2) 512K x 36

12MB

(2) 1M x 36

(2) 512K x 36

12MB

(2) 512K x 36

(2) 1M x 36

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

20MB

(2) 2M x 36

(2) 512K x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

36MB

(2) 4M x 36

(2) 512K x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

68MB

(2) 8M x 36

(2) 512K x 36

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

256KB

(2) 32K x 32

None

(1) 16K/32K x 8

512KB

(2) 32K x 32

(2) 32K x 32

(1) 16K/32K x 8

Note: The location of the TAG is unidentified.

CPU SPEED SELECTION

Speed

JP3

JP4

JP11

75MHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

90MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

100MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

120MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

133MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

150MHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

166MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

180MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

200MHz

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

CPU MULTIPLIER SELECTION (CYRIX)

Multiplier

JP7

JP8

1x

Pins 2 & 3 closed

Pins 2 & 3 closed

2x

Pins 2 & 3 closed

Pins 1 & 2 closed

3x

Pins 1 & 2 closed

Pins 2 & 3 closed

4x

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU MULTIPLIER SELECTION (INTEL)

Multiplier

JP7

JP8

1.5x

Pins 1 & 2 closed

Pins 1 & 2 closed

2x

Pins 2 & 3 closed

Pins 1 & 2 closed

2.5x

Pins 2 & 3 closed

Pins 2 & 3 closed

3x

Pins 1 & 2 closed

Pins 2 & 3 closed

CPU VOLTAGE SELECTION

Voltage

JP10

3.3v (STD)

Pins 1 & 2 closed

3.4v (VR)

Pins 2 & 3 closed

3.5v (VRE)

Pins 4 & 5 closed

3.3v/2.5v

VRM installed

VRM SELECTION

Type

VRM

All P54C

Pins 17 & 19, 18 & 20, 21 & 23, 22 & 24 closed

P55C

VRM installed