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S1461 Motherboard Settings and Configuration






TYAN COMPUTER CORPORATION

S1461

Processor

Pentium

Processor Speed

75/90/100/120/133MHz

Chip Set

Unidentified

Max. Onboard DRAM

128MB

Cache

256/512KB

BIOS

AMI/Award

Dimensions

254mm x 218mm

I/O Options

32-bit PCI slots (4), IDE interfaces (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface (primary)

CN1

Turbo LED

J23

IDE interface(secondary)

CN2

Power LED & keylock

J26

Turbo switch

J17

Speaker

J27

Reset switch

J18

32-bit PCI slots

PC1 - PC4

IDE interface LED

J19

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

J7

pins 2 & 3 closed

Factory configured - do not alter

J8

pins 1 & 2 closed

Factory configured - do not alter

J9

pins 1 & 2 closed

Factory configured - do not alter

J10

Closed

CMOS memory normal operation

J11

Open

 

CMOS memory clear

J11

Closed

Factory configured - do not alter

J14

pins 2 & 3 closed

Factory configured - do not alter

J24

N/A

Factory configured - do not alter

J25

N/A

Factory configured - do not alter

J28

N/A

Factory configured - do not alter

J29

N/A

Factory configured - do not alter

J30

N/A

Factory configured - do not alter

J31

N/A

Factory configured - do not alter

J32

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(2) 512K x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

12MB

(2) 1M x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 2M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 4M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

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

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

J6

J21

J22

256KB

pins 2 & 3 closed

Open

Closed

512KB

pins 1 & 2 closed

Closed

Open

CPU SPEED CONFIGURATION

Speed

J15

J16

J20

75MHz

Closed

Closed

Open

90MHz

Open

Closed

Open

100MHz

Closed

Open

Open

120MHz

Open

Closed

Closed

133MHz

Closed

Open

Closed








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