AST RESEARCH, INC.

BRAVO MS (003660-001 A)

Device Type Mainboard
Processor Pentium
Processor Speed 100, 133, 166, 200MHz
Chip Set Unidentified
Maximum Onboard Memory 192MB (EDO supported)
Maximum Video Memory 2MB 
Cache 256KB, 512KB 
BIOS Unidentified
Dimensions Unidentified
I/O Options 16-bit ISA slots (3), 32-bit PCI slots (2), Cache slot, Floppy drive interface, IDE interfaces (2), Line out, Microphone in, Parallel port, PS/2 keyboard port, PS/2 mouse port, Riser slot, Serial ports (2), VGA port


CONNECTIONS

Purpose

Location

Purpose

Location

Line out CN1 Cache slot J1D1
Microphone in CN2 Video module connector 1 J1L1
PS/2 keyboard port CN3 Video module connector 2 J4L2
PS/2 mouse port CN4 IDE interface 2 J5C1
Serial port 1 CN5 IDE interface 1 J6C1
Serial port 2 CN6 Riser slot J6J2
Parallel port CN7 Floppy drive interface J9K1
VGA port CN8    


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Password enabled J4L1-A Pins 1 & 2 closed
  Password disabled J4L1-A Pins 2 & 3 closed
» Factory configured - do not alter

J4L1-A

Pins 4 & 5 closed

»

System CMOS setup enabled

J4L1-B

Pins 1 & 2 closed
  System CMOS setup disabled

J4L1-B

Pins 2 & 3 closed
» Factory configured - do not alter

J4L1-B

Pins 4 & 5 closed

» Factory configured - do not alter

J4G1

Pins 1 & 2 closed

» Factory configured - do not alter

J4G1

Pins 4 & 5 closed

» Factory configured - do not alter

J6C2

Pins 1 - 3 open

  CPU voltage select 3.6v J6C2 Pins 4 & 5 closed
  CPU voltage select 3.3v J6C2 Pins 5 & 6 closed


SIMM CONFIGURATION

Size

Bank 0

Bank 1 Bank 2

8MB

(2) 1M x 32

None None

16MB

(2) 2M x 32

None None

24MB

(2) 1M x 32

(2) 1M x 32 (2) 1M x 32

32MB

(2) 2M x 32

(2) 1M x 32 (2) 1M x 32

32MB

(2) 4M x 32

None None

48MB

(2) 2M x 32

(2) 2M x 32 (2) 2M x 32

48MB

(2) 4M x 32

(2) 1M x 32 (2) 1M x 32

64MB

(2) 4M x 32

(2) 2M x 32 (2) 2M x 32

64MB

(2) 8M x 32

None None

96MB

(2) 4M x 32

(2) 4M x 32 (2) 4M x 32

80MB

(2) 8M x 32

(2) 1M x 32 (2) 1M x 32

96MB

(2) 8M x 32

(2) 2M x 32 (2) 2M x 32

128MB

(2) 8M x 32

(2) 4M x 32 (2) 4M x 32

192MB

(2) 8M x 32

(2) 8M x 32 (2) 8M x 32
Note: Board supports EDO memory.


CPU SPEED SELECTION

Speed

J4L1-C J4L1-D

100MHz

Pins 1 & 2, 5 & 6 closed Pins 1 & 2, 4 & 5 closed

133MHz

Pins 1 & 2, 5 & 6 closed Pins 2 & 3, 4 & 5 closed

166MHz

Pins 1 & 2, 5 & 6 closed Pins 2 & 3, 5 & 6 closed

200MHz

Pins 1 & 2, 5 & 6 closed Pins 1 & 2, 5 & 6 closed


CONNECTIONS

Purpose

Location

Purpose

Location

16-bit ISA slots IS1 - IS3 32-bit PCI slots

PC1 - PC2