AST RESEARCH, INC.

PREMIUM GS 6233 (503453-101)

Device Type Mainboard
Processor Pentium II
Processor Speed 233/266/300/333/366MHz
Chip Set Intel 440LX
Video Chip Set Cirrus Logic
Maximum Onboard Memory 256/512MB (SDRAM supported)
Maximum Video Memory 1MB
Cache 512KB (located on the Pentium II CPU)
BIOS Unidentified
Dimensions 330mm x 305mm
I/O Options 16-bit ISA slot, 32-bit PCI slots (4), Ethernet 10BaseT connector, floppy drive interface, IDE interfaces (2), Wide SCSI interface, parallel port, PS/2 mouse port, PS/2 keyboard port, serial port, serial interface, VGA port, ATX power connector


CONNECTIONS

Purpose

Location

Purpose

Location

ATX power connector

ATX

IDE interface 2 IDE2
PS/2 mouse port CN1 16-bit ISA slot IS1
PS/2 keyboard port CN2 SMM connector J1H1
Serial port CN3 System fan power 1 J1J2
VGA port CN4 Wide SCSI interface J3E1
Parallel port CN5 System fan power 2 J4J1
Ethernet 10BaseT connector CN6 IDE interface LED J5J2
Serial interface CN7 Local I2C connector J6J1
Heat sink fan 1 FAN1 AT front panel connector J7J2
Heat sink fan 2 FAN2 Front panel connector J8J1
Floppy drive interface FDD 32-bit PCI slots

PC1 - PC4

IDE interface 1 IDE1    


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

J2J1

Pins 1 & 2 closed

  CMOS memory clear

J2J1

Pins 2 & 3 closed

  Password enabled J2J1

Pins 5 & 6 closed

  Password disabled J2J1

Pins 6 & 7 closed

  Normal boot enabled J2J1 Pins 9 & 10 closed
  Recovery boot enabled, BIOS loaded from disk

J2J1

Pins 10 & 11 closed

  BIOS write protection enabled

J2J1

Pins 13 & 14 closed

  BIOS write protection disabled

J2J1

Pins 14 & 15 closed

  CPU speed configuration disabled

J3J1

Pins 1 & 2 closed

  CPU speed configuration enabled

J3J1

Pins 2 & 3 closed

  FRB timer enabled

J3J1

Pins 5 & 6 closed

  FRB timer disabled

J3J1

Pins 6 & 7 closed
  Chassis intrusion detect enabled

J3J1

Pins 9 & 10 closed

  Chassis intrusion detect disabled

J3J1

Pins 10 & 11 closed

  Minimum in-order queue host bus

J3J1

Pins 13 & 14 closed

  Maximum in-order queue host bus

J3J1

Pins 14 & 15 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1M x 64

None

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 4M x 64

None

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

None

64MB

(1) 8M x 64

None

None

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 16M x 64

None

None

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

160MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 32M x 64

None

None

None

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

Note:  Board supports SDRAM memory.


CACHE CONFIGURATION

Note:  256KB/512KB cache is located on the Pentium II CPUs.


CPU SPEED SELECTION

Speed

J7G1/Pins 1 & 2 J7G1/Pins 2 & 3 J7G1/Pins 5 & 6 J7G1/Pins 6 & 7

233MHz

Open Closed Closed Open
266MHz Closed Open Open Closed
300MHz Closed Open Open Closed
333MHz Open Open Open Closed
366MHz Open Open Open Closed


CPU SPEED SELECTION

Speed

J7G1/Pins 9 & 10 J7G1/Pins 10 & 11 J7G1/Pins 13 & 14 J7G1/Pins 14 & 15

233MHz

Open Closed Closed Open
266MHz Closed Open Closed Open
300MHz Open Closed Closed Open
333MHz Closed Open Closed Open
366MHz Open Closed Closed Open


DIAGNOSTIC LED(S)

LED

Status

Condition

DS1 On Network controller at 100Mbps transfer speed operation
DS1 Off Network controller at 10Mbps transfer speed operation
DS2 On Link to LAN; network controller & hub receiving power; or cable connection good
DS2 Off No Link to LAN; network controller & hub not receiving power; or cable connection bad
DS3 On (Blinking) Network controller sending or receiving data
DS3 Off Network controller not sending or receiving data