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P54C MAINBOARD
UNIDENTIFIED
P54C MAINBOARD
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Processor
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Pentium
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Processor Speed
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75/90/100MHz
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Chip Set
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Unidentified
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Max. Onboard DRAM
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768MB
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Cache
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256/512/1024KB
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BIOS
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Award
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Dimensions
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330mm x 218mm
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I/O Options
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32-bit PCI slots (4), green PC connector
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NPU Options
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None
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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Speaker
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CN1
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PCI feature connector
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J11
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Power LED & keylock
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CN2
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PCI feature connector
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J12
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Reset switch
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CN3
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Green PC connector
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JP10
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Turbo LED
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CN4
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32-bit PCI slots
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PC1 - PC4
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USER CONFIGURABLE SETTINGS
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Function
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Jumper
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Position
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»
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CMOS memory normal operation
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JP1
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Open
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CMOS memory clear
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JP1
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Closed
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ADS select normal operation
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JP4
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Open
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ADS select delay ADS
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JP4
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Closed
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»
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BIOS type select EPROM
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JP8
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Open
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BIOS type select 5v
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JP8
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pins 2 & 3 closed
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BIOS type select 12v
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JP8
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pins 1 & 2 closed
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DRAM CONFIGURATION
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Size
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Bank 0
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Bank 1
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Bank 2
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2MB
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(2) 256K x 36
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NONE
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NONE
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4MB
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(2) 256K x 36
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(2) 256K x 36
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NONE
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4MB
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(2) 512K x 36
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NONE
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NONE
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6MB
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(2) 256K x 36
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(2) 256K x 36
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(2) 256K x 36
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6MB
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(2) 256K x 36
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(2) 512K x 36
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NONE
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8MB
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(2) 512K x 36
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(2) 512K x 36
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NONE
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8MB
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(2) 1M x 36
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NONE
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NONE
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12MB
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(2) 512K x 36
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(2) 512K x 36
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(2) 512K x 36
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12MB
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(2) 1M x 36
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(2) 512K x 36
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NONE
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16MB
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(2) 1M x 36
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(2) 1M x 36
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NONE
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16MB
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(2) 1M x 36
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(2) 512K x 36
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(2) 512K x 36
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16MB
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(2) 2M x 36
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NONE
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NONE
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20MB
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(2) 1M x 36
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(2) 1M x 36
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(2) 512K x 36
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20MB
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(2) 2M x 36
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(2) 512K x 36
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NONE
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24MB
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(2) 1M x 36
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(2) 1M x 36
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(2) 1M x 36
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24MB
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(2) 2M x 36
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(2) 1M x 36
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NONE
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24MB
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(2) 2M x 36
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(2) 512K x 36
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(2) 512K x 36
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32MB
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(2) 4M x 36
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NONE
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NONE
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32MB
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(2) 2M x 36
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(2) 2M x 36
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NONE
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32MB
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(2) 2M x 36
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(2) 1M x 36
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(2) 1M x 36
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48MB
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(2) 4M x 36
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(2) 2M x 36
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NONE
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48MB
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(2) 4M x 36
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(2) 1M x 36
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(2) 1M x 36
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48MB
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(2) 2M x 36
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(2) 2M x 36
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(2) 2M x 36
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64MB
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(2) 8M x 36
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NONE
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NONE
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64MB
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(2) 4M x 36
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(2) 4M x 36
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NONE
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64MB
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(2) 4M x 36
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(2) 2M x 36
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(2) 2M x 36
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96MB
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(2) 8M x 36
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(2) 4M x 36
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NONE
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96MB
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(2) 8M x 36
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(2) 2M x 36
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(2) 2M x 36
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96MB
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(2) 4M x 36
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(2) 4M x 36
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(2) 4M x 36
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128MB
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(2) 8M x 36
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(2) 8M x 36
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NONE
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128MB
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(2) 8M x 36
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(2) 4M x 36
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(2) 4M x 36
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192MB
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(2) 8M x 36
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(2) 8M x 36
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(2) 8M x 36
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192MB
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(2) 16M x 36
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(2) 8M x 36
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NONE
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DRAM CONFIGURATION (CON’T)
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Size
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Bank 0
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Bank 1
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Bank 2
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256MB
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(2) 16M x 36
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(2) 8M x 36
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(2) 8M x 36
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256MB
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(2) 32M x 36
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NONE
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NONE
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512MB
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(2) 32M x 36
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(2) 32M x 36
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NONE
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768MB
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(2) 32M x 36
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(2) 32M x 36
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(2) 32M x 36
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CACHE CONFIGURATION
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Size
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Bank 0
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Bank 1
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TAG
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256KB
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(4) 32K x 8
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(4) 32K x 8
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(1) 8K/(1)16K/(1) 32K x 8
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512KB
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(4) 64K x 8
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(4) 64K x 8
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1)16K/(1) 32K x 8
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1MB
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(4) 128K x 8
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(4) 128K x 8
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(1) 32K x 8
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CACHE JUMPER CONFIGURATION
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Size
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JP17
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JP18
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256KB
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pins 1 & 2 closed
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pins 1 & 2 closed
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512KB
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pins 1 & 2 closed
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pins 2 & 3 closed
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1MB
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pins 2 & 3 closed
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pins 2 & 3 closed
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CPU SPEED CONFIGURATION
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Speed
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JP9
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75MHz
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Open
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90MHz
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pins 1 & 2 closed
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100MHz
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pins 1 & 2, 3 & 4 closed
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