TYAN COMPUTER CORPORATION

S1662S (REV. 1.2)

Processor

Pentium Pro

Processor Speed

150/166/180/200MHz

Chip Set

Intel

Video Chip Set

None

Maximum Onboard Memory

1GB (EDO supported)

Maximum Video Memory

None

Cache

256/512KB (located on Pentium Pro CPU)

BIOS

AMI/Award

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connectors (2), VRM connector, USB connectors (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

CN1

Turbo switch

J30

Serial port 1

CN2

Power LED & keylock

J31

Floppy drive interface

CN3

Speaker

J33

Parallel port

CN4

IDE interface LED

J43

IDE interface 2

CN5

Reset switch

J46

IDE interface 1

CN6

32-bit PCI slots

PC1 - PC5

PS/2 mouse interface

CN7

USB connector

UBS1

IR connector

CON6

USB connector

USB2

IR connector

CON7

VRM connector

VRM0

Turbo LED

J29

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

J5

Open

 

CMOS memory clear

J5

Closed

»

Flash BIOS voltage select 5v

J9

Pins 1 & 2 closed

 

Flash BIOS voltage select 12v

J9

Pins 2 & 3 closed

 

Factory configured - do not alter

J17

Unidentified

 

SMC I/O chip type select 665IR

J34

Pins 1 & 2 closed

 

SMC I/O chip type select 669IR

J34

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 36

None

None

None

16MB

(2) 2M x 36

None

None

None

16MB

(2) 1M x 36

(2) 1M x 36

None

None

32MB

(2) 2M x 36

(2) 2M x 36

None

None

32MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

None

None

64MB

(2) 4M x 36

(2) 4M x 36

None

None

64MB

(2) 8M x 36

None

None

None

128MB

(2) 16M x 36

None

None

None

128MB

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

None

None

192MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

None

256MB

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

None

None

256MB

(2) 32M x 36

None

None

None

384MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

None

512MB

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

512MB

(2) 32M x 36

(2) 32M x 36

None

None

640MB

(2) 32M x 36

(2) 16M x 36

(2) 16M x 36

(2) 16M x 36

768MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

None

768MB

(2) 32M x 36

(2) 32M x 36

(2) 16M x 36

(2) 16M x 36

832MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

(2) 8M x 36

896MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

(2) 16M x 36

1024MB

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

(2) 32M x 36

Note: Board accepts EDO memory. Board also accepts x 32 SIMMs.

DRAM VOLTAGE CONFIGURATION

Voltage

J20

J21

J22

J23

J44

J45

J47

J48

3.3v

Closed

Closed

Closed

Closed

Open

Open

Open

Open

5v

Open

Open

Open

Open

Closed

Closed

Closed

Closed

CACHE CONFIGURATION

Note: 256KB/512KB cache is located on the Pentium Pro CPU.

CPU SPEED SELECTION

Speed

J14

J15

J24

J25

J27

J28

J32

150MHz

Open

Closed

Closed

Closed

Open

Closed

3 & 4

166MHz

Closed

Open

Closed

Closed

Open

Closed

1 & 2

180MHz

Open

Closed

Open

Closed

Closed

Closed

3 & 4

200MHz

Closed

Open

Open

Closed

Closed

Closed

1 & 2

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

J10

»

Auto select

Open

 

2.1v

1 & 5

 

2.2v

2 & 6

 

2.3v

1 & 5, 2 & 6

 

2.4v

3 & 7

 

2.5v

1 & 5, 3 & 7

 

2.6v

2 & 6, 3 & 7

 

2.7v

1 & 5, 2 & 6, 3 & 7

 

2.8v

4 & 8

 

2.9v

1 & 5, 4 & 8

 

3.0v

2 & 6, 4 & 8

 

3.1v

1 & 5, 2 & 6, 4 & 8

 

3.2v

3 & 7, 4 & 8

 

3.3v

1 & 5, 3 & 7, 4 & 8

 

3.4v

2 & 6, 3 & 7, 4 & 8

 

3.5v

1 & 5, 2 & 6, 3 & 7, 4 & 8

Note: Pins designated should be in the closed position.

SERIAL PORT SELECTION

Setting

J18

J19

»

Used and COM 1 or 2

Pins 1 & 2 closed

Pins 1 & 2 closed

 

Used as IR connector

Pins 2 & 3 closed

Pins 2 & 3 closed