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5SEM4.1

CHAINTECH COMPUTER COMPANY, LTD.

5SEM4.1

Processor

Pentium

Processor Speed

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

Chip Set

SIS

Video Chip Set

None

Maximum Onboard Memory

128MB (EDO supported)

Maximum Video Memory

None

Cache

256/512/1024KB

BIOS

Award

Dimensions

275mm x 220mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2), cache slot, IR connector, VRM connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 1

J4

Power LED & keylock

J13

Serial port 2

J5

Speaker

J15

Floppy drive interface

J6

Reset switch

J16

Parallel port

J7

Turbo LED

J17

IDE interface 1

J8

IDE interface LED

J18

IDE interface 2

J9

IR connector

JP25

Green PC LED

J10

32-bit PCI slots

PC1 - PC4

Green PC connector

J11

Cache slot

SL1

Turbo switch

J12

VRM connector

VRM

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

CPU clock select clock/2 (60/66MHz)

JP8

Open

 

CPU clock select clock = clock (50MHz)

JP8

Closed

 

IR connector type select Intel

JP25

Pins 1 - 4 closed

 

IR connector type select Hewlett-Packard

JP25

Pins 2 - 6 closed

 

VRM on board regulator disabled

VRM

Open

 

VRM on board regulator enabled

VRM

Pins 6 & 7, 21 & 22 closed

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) 2M x 36

(2) 512K 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

34MB

(2) 4M x 36

(2) 256K x 36

36MB

(2) 4M x 36

(2) 512K 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

DRAM CONFIGURATION (CONíT)

Size

Bank 0

Bank 1

66MB

(2) 8M x 36

(2) 256K x 36

68MB

(2) 8M x 36

(2) 512K x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M 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. Board also accepts x 32 SIMMs.

CACHE CONFIGURATION

Size

Bank 0

TAG

SL1

256KB

(8) 32K x 8

(1) 8K x 8

Not installed

256KB

None

None

256KB module installed

512KB

(8) 64K x 8

(1) 32K x 8

Not installed

512KB

None

None

512KB module installed

1MB

(8) 128K x 8

(1) 32K x 8

Not installed

CACHE JUMPER CONFIGURATION

Size

JP13

JP14

256KB

Pins 1 & 2 closed

Pins 1 & 2 closed

512KB

Pins 1 & 2 closed

Pins 2 & 3 closed

1MB

Pins 2 & 3 closed

Pins 2 & 3 closed

CACHE VOLTAGE CONFIGURATION

Voltage

JP11

Mixed

Pins 3 & 4, 5 & 6 closed

3.3v

Pins 1 & 2, 7 & 8 closed

CACHE TYPE CONFIGURATION

Type

JP12

Asynchronous

Pins 1 & 2 closed

Pipeline burst

Pins 2 & 3 closed

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

JP9

JP10

JP19

JP20

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

Closed

Open

Closed

Open

150MHz

60MHz

2.5x

Closed

Open

Closed

Closed

CPU VOLTAGE SELECTION

Voltage

JP18

3.3v

Pins 1 & 2 closed

3.4v

Pins 3 & 4 closed

3.5v

Pins 5 & 6 closed