AST RESEARCH, INC.

BRAVO MS-T (SAMANTHA)

Processor

Pentium Pro

Processor Speed

150/166/180/200MHz

Chip Set

Unidentified

Video Chip Set

None

Maximum Onboard Memory

256MB

Maximum Video Memory

None

Cache

256KB (located on Pentium Pro CPU)

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), CD-ROM connector, floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), wavetable connector, modem audio connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port

CN1

Chassis fan power

J7M1

Serial port

CN2

IDE interface 2

J8J1

Parallel port

CN3

IDE interface 1

J9J1

PS/2 mouse port

CN4

Floppy drive interface

J9J2

Wavetable connector

J1E1

Front panel connector

J10H1

CD-ROM connector

J1E2

32-bit PCI slots

PC1 - PC4

Modem audio connector

J1F1

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

J1

Unidentified

»

Factory configured - do not alter

J2

Unidentified

»

Factory configured - do not alter

J3

Unidentified

»

Factory configured - do not alter

J4

Unidentified

»

CMOS memory normal operation

J6D1

Pins 20 & 22 closed

 

CMOS memory clear

J6D1

Pins 18 & 20 closed

»

Password enabled

J6D1

Pins 27 & 29 closed

 

Password disabled

J6D1

Pins 25 & 27 closed

»

Setup access enabled

J6D1

Pins 28 & 30 closed

 

Setup access disabled

J6D1

Pins 26 & 28 closed

»

Flash BIOS normal operation

J6D1

Pins 4 & 6 closed

 

Flash BIOS recovery mode

J6D1

Pins 2 & 4 closed

»

Factory configured - do not alter

J9A1

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M 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

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

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

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 16M x 36

None

128MB

(2) 8M x 36

(2) 8M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

136MB

(2) 16M x 36

(2) 1M x 36

144MB

(2) 16M x 36

(2) 2M x 36

160MB

(2) 16M x 36

(2) 4M x 36

192MB

(2) 16M x 36

(2) 8M x 36

256MB

(2) 16M x 36

(2) 16M x 36

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

CACHE CONFIGURATION

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

CPU SPEED SELECTION

CPU speed

J6D1

150MHz

Pins 10 & 12, 11 & 13, 17 & 19 closed

166MHz

Pins 10 & 12, 11 & 13, 19 & 21 closed

180MHz

Pins 9 & 11, 12 & 14, 17 & 19 closed

200MHz

Pins 9 & 11, 12 & 14, 19 & 21 closed