HwMuseum | Index

AMPTRON INTERNATIONAL, INC.

PM-7700C

Processor

CX M1/IBM/Pentium

Processor Speed

75/90/100/120/133/150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

CN1

Turbo switch

J43

Parallel port

CN2

IDE interface LED

J44

Floppy drive interface

CN3

Turbo LED

J45

Serial port 2

CN4

Power LED & keylock

J46

IDE interface 2

CN5

Speaker

J48

IDE interface 1

CN6

32-bit PCI slots

PC1 – PC3

Green PC connector

J29

Cache slot

SL1

Reset switch

J32

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

J16

Unidentified

»

Factory configured - do not alter

J17

Unidentified

»

Factory configured - do not alter

J39

Unidentified

»

CMOS memory normal operation

J47

Open

 

CMOS memory clear

J47

Closed

»

Factory configured - do not alter

J54

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

None

4MB

(2) 512K x 36

None

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

8MB

(2) 1M x 36

None

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 1M x 36

(2) 256K x 36

12MB

(2) 1M x 36

(2) 512K x 36

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 2M x 36

(2) 256K x 36

20MB

(2) 512K x 36

(2) 2M 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

34MB

(2) 4M x 36

(2) 256K x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M 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

66MB

(2) 8M x 36

(2) 256K x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

Note: Board accepts EDO memory. Banks are interchangeable.

CACHE CONFIGURATION

Size

Bank 0

SL1

TAG

256KB (A)

(8) 32K x 8

Not installed

(1) 8K x 8

256KB (B)

None

256KB module installed

None

512KB (A)

(8) 64K x 8

Not installed

(1) 32K x 8

512KB (B)

None

512KB module installed

None

CACHE JUMPER CONFIGURATION

Size

J1

256KB (A)

Pins 2 & 3 closed

512KB (A)

Pins 1 & 2 closed

CPU SPEED SELECTION (CYRIX)

CPU speed

Clock speed

Multiplier

J30

J31

J33

J38

120MHz

50MHz

2x

Closed

Closed

Closed

Open

150MHz

60MHz

2x

Closed

Open

Closed

Open

CPU SPEED SELECTION (IBM)

CPU speed

Clock speed

Multiplier

J30

J31

J33

J38

120MHz

50MHz

2x

Closed

Closed

Closed

Open

150MHz

60MHz

2x

Closed

Open

Closed

Open

CPU SPEED SELECTION (INTEL)

CPU speed

Clock speed

Multiplier

J30

J31

J33

J38

75MHz

50MHz

1.5x

Closed

Closed

Open

Open

90MHz

60MHz

1.5x

Closed

Open

Open

Open

100MHz

66MHz

1.5x

Open

Closed

Open

Open

120MHz

60MHz

2x

Closed

Open

Closed

Open

133MHz

66MHz

2x

Open

Closed

Closed

Open

150MHz

60MHz

2.5x

Closed

Open

Closed

Closed

166MHz

66MHz

2.5x

Open

Closed

Closed

Closed

180MHz

60MHz

3x

Closed

Open

Open

Closed

200MHz

66MHz

3x

Open

Closed

Open

Closed

CPU VOLTAGE SELECTION

Voltage

J40

J41

J42

3.35v

Closed

Open

Open

3.46v

Open

Closed

Open

3.6v

Open

Open

Closed