EPOX COMPUTER CO., LTD. P55-TV Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video None Memory Cache 256/512KB BIOS Award Dimensions 330mm x 218mm 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), cache slot, IR connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse interface CN1 Green PC connector J3 Serial port 1 CN2 IDE interface LED J4 Serial port 2 CN3 Green PC LED J5 Parallel port CN4 Turbo switch J6 Floppy drive interface CN5 Reset switch J7 IDE interface 1 CN6 Speaker J8 IDE interface 2 CN7 Power LED & keylock J9 IR connector J1 32-bit PCI slots PC1 - PC4 Chassis fan power J2 Cache slot SL1 USER CONFIGURABLE SETTINGS Function Label Position Clock rate set as ISA CLOCK JP2 Pins 1 & 2 closed Clock rate set as 12MHz JP2 Pins 2 & 3 closed Flash BIOS normal operation JP7 Pins 1 & 2 closed Flash BIOS flash mode JP7 Pins 2 & 3 closed Flash BIOS voltage select 5v JP8 Pins 1 & 2 closed Flash BIOS voltage select 12v JP8 Pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB None None (1) 1M x 64 8MB (2) 1M x 36 None None 16MB None None (1) 2M x 64 16MB None (2) 1M x 36 (1) 1M x 64 16MB (2) 2M x 36 None None 16MB (2) 1M x 36 (2) 1M x 36 None 24MB None (2) 2M x 36 (1) 1M x 64 24MB None (2) 1M x 36 (1) 2M x 64 24MB (2) 2M x 36 (2) 1M x 36 None 32MB None None (1) 4M x 64 32MB None (2) 2M x 36 (1) 2M x 64 32MB (2) 4M x 36 None None 32MB (2) 2M x 36 (2) 2M x 36 None 40MB None (2) 4M x 36 (1) 1M x 64 40MB None (2) 1M x 36 (1) 4M x 64 40MB (2) 4M x 36 (2) 1M x 36 None 48MB None (2) 2M x 36 (1) 4M x 64 48MB None (2) 4M x 36 (1) 2M x 64 48MB (2) 2M x 36 (2) 4M x 36 None 64MB None None (1) 8M x 64 64MB None (2) 4M x 36 (1) 4M x 64 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 64MB (2) 8M x 36 None None 64MB (2) 4M x 36 (2) 4M x 36 None 72MB None (2) 8M x 36 (1) 1M x 64 72MB None (2) 1M x 36 (1) 8M x 64 72MB (2) 8M x 36 (2) 1M x 36 None 80MB None (2) 2M x 36 (1) 8M x 64 80MB None (2) 8M x 36 (1) 2M x 64 80MB (2) 2M x 36 (2) 8M x 36 None 96MB None (2) 8M x 36 (1) 4M x 64 96MB None (2) 4M x 36 (1) 8M x 64 96MB (2) 8M x 36 (2) 4M x 36 None 128MB None (2) 8M x 36 (1) 8M x 64 128MB (2) 8M x 36 (2) 8M x 36 None Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable. CACHE CONFIGURATION Size Bank 0 SL1 TAG 256KB (A) (2) 32K x 32 Not installed Unidentified 256KB (B) None 256KB module Unidentified installed 512KB (C) (2) 32K x 32 256KB module Unidentified installed 512KB (A) (2) 64K x 32 Not installed Unidentified 512KB (B) None 512KB module Unidentified installed CACHE JUMPER CONFIGURATION Size JP15 JP16 256KB (A) Pins 1 & 2 closed Pins 1 & 2 closed 256KB (B) Pins 2 & 3 closed Pins 1 & 2 closed 512KB (C) Pins 1 & 2 closed Pins 1 & 2 closed 512KB (A) Pins 1 & 2 closed Pins 2 & 3 closed 512KB (B) Pins 2 & 3 closed Pins 1 & 2 closed CPU SPEED SELECTION (CYRIX) CPU Clock Multiplier JP3 JP4 JP5 JP19 JP20 speed speed 120MHz 50MHz 2x 1 & Closed Closed 1 & 2 & 3 2 2 133MHz 55MHz 2x 1 & Open Closed 1 & 2 & 3 2 2 150MHz 60MHz 2x 2 & Closed Open 1 & 2 & 3 3 2 166MHz 66MHz 2x 2 & Open Open 1 & 2 & 3 3 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU Clock Multiplier JP3 JP4 JP5 JP19 JP20 speed speed 75MHz 50MHz 1.5x 1 & Closed Closed 1 & 1 & 2 2 2 90MHz 60MHz 1.5x 2 & Closed Open 1 & 1 & 2 3 2 100MHz 66MHz 1.5x 2 & Open Open 1 & 1 & 2 3 2 120MHz 60MHz 2x 2 & Closed Open 1 & 2 & 3 3 2 133MHz 66MHz 2x 2 & Open Open 1 & 2 & 3 3 2 150MHz 60MHz 2.5x 2 & Closed Open 2 & 2 & 3 3 3 166MHz 66MHz 2.5x 2 & Open Open 2 & 2 & 3 3 3 180MHz 60MHz 3x 2 & Closed Open 2 & 1 & 2 3 3 200MHz 66MHz 3x 2 & Open Open 2 & 1 & 2 3 3 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP18A JP18B JP18C JP18D CX M1 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed closed AM K5 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed closed P54C/CTB Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed closed P55C Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed closed