GEMLIGHT COMPUTER, LTD. GMB-P56IPS (VER. 3.01) Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB BIOS AMI/Award Dimensions 230mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Reset switch J1 USB connector 1 J12 pins 1 - 5 Green PC connector J2 PS/2 mouse J12 pins 6 - interface 10 Green PC LED J3 USB connector 2 J12 pins 11 - 15 Speaker J4 IR connector J12 pins 16 - 20 IDE interface LED J5 Parallel port J13 Power LED & keylock J6 Serial port 2 J14 IDE interface 1 J9 Serial port 1 J15 IDE interface 2 J10 32-bit PCI slots PC1 - PC4 Floppy drive J11 interface USER CONFIGURABLE SETTINGS Function Label Position Flash BIOS voltage select 12v JP4 Pins 1 & 2 closed Flash BIOS voltage select 5v JP4 Pins 2 & 3 closed » CMOS memory normal operation JP5 Open CMOS memory clear JP5 Closed DRAM CONFIGURATION Size Bank 0 Bank 1 4MB (2) 512K x 32 None 8MB (2) 1M x 32 None 8MB (2) 512K x 32 (2) 512K x 32 12MB (2) 1M x 32 (2) 512K x 32 16MB (2) 2M x 32 None 16MB (2) 1M x 32 (2) 1M x 32 20MB (2) 2M x 32 (2) 512K x 32 24MB (2) 2M x 32 (2) 1M x 32 32MB (2) 4M x 32 None 32MB (2) 2M x 32 (2) 2M x 32 36MB (2) 4M x 32 (2) 512K x 32 40MB (2) 1M x 32 (2) 4M x 32 48MB (2) 4M x 32 (2) 2M x 32 64MB (2) 8M x 32 None 64MB (2) 4M x 32 (2) 4M x 32 68MB (2) 512K x 32 (2) 8M x 32 72MB (2) 8M x 32 (2) 1M x 32 80MB (2) 2M x 32 (2) 8M x 32 96MB (2) 8M x 32 (2) 4M x 32 128MB (2) 8M x 32 (2) 8M x 32 Note: Board accepts EDO memory. Banks are interchangeable. DRAM VOLTAGE CONFIGURATION Voltage S7 S8 3.3v Pins 2 & 3 closed Pins 2 & 3 closed 5v Pins 1 & 2 closed Pins 1 & 2 closed CACHE CONFIGURATION Size Bank 0 TAG 256KB (2) 32K x 32 (1) 16K/32K x 8 512KB (2) 64K x 32 (1) 16K/32K x 8 CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP6 JP7 S1 S2 S3 speed speed 120MHz 50MHz 2x 1 & 2 & Closed Closed Open 2 3 133MHz 55MHz 2x 1 & 2 & Open Open Open 2 3 150MHz 60MHz 2x 1 & 2 & Closed Open Open 2 3 166MHz 66MHz 2x 1 & 2 & Open Closed Open 2 3 200MHz 66MHz 2x 1 & 2 & Open Open Closed 2 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU Clock Multiplier JP6 JP7 S1 S2 S3 speed speed 75MHz 50MHz 1.5x 1 & 1 & Closed Closed Open 2 2 90MHz 60MHz 1.5x 1 & 1 & Closed Open Open 2 2 100MHz 66MHz 1.5x 1 & 1 & Open Closed Open 2 2 120MHz 60MHz 1.5x 1 & 1 & Closed Open Open 2 2 150MHz 66MHz 1.5x 1 & 1 & Open Closed Open 2 2 166MHz 66MHz 2.5x 2 & 2 & Open Open Open 3 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP6 JP7 S1 S2 S3 speed speed 75MHz 50MHz 1.5x 1 & 1 & Closed Closed Open 2 2 90MHz 60MHz 1.5x 1 & 1 & Closed Open Open 2 2 100MHz 66MHz 1.5x 1 & 1 & Open Closed Open 2 2 120MHz 60MHz 2x 1 & 2 & Closed Open Open 2 3 133MHz 66MHz 2x 1 & 2 & Open Closed Open 2 3 150MHz 60MHz 2.5x 2 & 2 & Closed Open Open 3 3 166MHz 66MHz 2.5x 2 & 2 & Open Closed Open 3 3 200MHz 66MHz 3x 2 & 1 & Open Closed Open 3 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage V core JP1 S4 S5 S6 3.4v N/A Closed Closed Closed Closed (single) 3.4v (dual) 2.8v Closed Open Open Open 3.5v N/A Open Closed Closed Closed (single)