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GA-586AM
GIGA-BYTE TECHNOLOGY CO., LTD.
GA-586AM
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Processor
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CXM1/Pentium
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Processor Speed
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75/90/100/120/133/150MHz
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Chip Set
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UMC
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Max. Onboard DRAM
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128MB
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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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280mm x 220mm
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I/O Options
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32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, serial ports (2)
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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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Serial port 1
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CN3
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External battery
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J10
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Serial port 2
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CN5
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Chassis fan power
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J14
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Floppy drive interface
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CN6
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Green PC connector
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JP19
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Parallel port
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CN7
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Speaker
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JP20
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IDE interface 2
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CN8
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Reset switch
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JP21
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IDE interface 1
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CN9
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Turbo switch
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JP22
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Power LED & keylock
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CN12
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32-bit PCI slots
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PC1 - PC4
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IDE interface LED
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J8
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Cache slot
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SL1
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Green PC/turbo LED
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J9
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Note: The location of pin 1 on CN6 - CN9 is unidentified.
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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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J10
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pins 2 & 3 closed
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CMOS memory clear
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J10
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Open
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Battery type select external
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J10
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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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2MB
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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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4MB
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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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6MB
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(2) 512K x 36
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(2) 256K x 36
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8MB
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(2) 1M 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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10MB
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(2) 256K x 36
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(2) 1M x 36
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10MB
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(2) 1M x 36
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(2) 256K x 36
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12MB
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(2) 512K x 36
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(2) 1M 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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16MB
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(2) 2M 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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18MB
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(2) 256K x 36
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(2) 2M x 36
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18MB
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(2) 2M x 36
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(2) 256K x 36
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20MB
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(2) 512K x 36
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(2) 2M 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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24MB
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(2) 1M x 36
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(2) 2M 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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32MB
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(2) 4M 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) 2M x 36
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34MB
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(2) 256K x 36
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(2) 4M x 36
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34MB
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(2) 4M x 36
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(2) 256K x 36
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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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36MB
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(2) 512K x 36
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(2) 4M x 36
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36MB
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(2) 4M x 36
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(2) 512K x 36
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40MB
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(2) 1M x 36
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(2) 4M x 36
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40MB
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(2) 4M 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) 4M 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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64MB
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(2) 8M 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) 4M x 36
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66MB
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(2) 256K x 36
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(2) 8M x 36
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66MB
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(2) 8M x 36
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(2) 256K x 36
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68MB
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(2) 512K x 36
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(2) 8M x 36
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68MB
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(2) 8M x 36
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(2) 512K x 36
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72MB
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(2) 1M x 36
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(2) 8M x 36
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72MB
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(2) 8M x 36
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(2) 1M x 36
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80MB
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(2) 2M x 36
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(2) 8M x 36
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80MB
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(2) 8M 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) 8M 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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128MB
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(2) 8M x 36
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(2) 8M x 36
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CACHE CONFIGURATION
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Size
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Bank 0
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TAG
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SL1
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256KB (A)
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(8) 32K x 8
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(1) 8K or (1) 32K x 8
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Not installed
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256KB (B)
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NONE
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(1) 8K or (1) 32K x 8
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Installed
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512KB (A)
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(8) 64K x 8
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(1) 16K or (1) 32K x 8
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Not installed
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512KB (B)
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NONE
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(1) 16K or (1) 32K x 8
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Installed
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1MB
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(8) 128K x 8
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(1) 32K x 8
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Not installed
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CACHE JUMPER CONFIGURATION
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Size
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JP15
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256KB (A)
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Open
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256KB (B)
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Open
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512KB (A)
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pins 3 & 4 closed
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512KB (B)
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pins 3 & 4 closed
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1MB
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pins 1 & 2, 3 & 4 closed
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CPU TYPE CONFIGURATION
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Type
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JP12
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CXM1
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Closed
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Pentium
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Open
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CPU SPEED CONFIGURATION
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Speed
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JP5
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JP11
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75MHz
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pins 1 & 2 closed
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Open
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90MHz
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pins 3 & 4 closed
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Open
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100MHz
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pins 1 & 2, 5 & 6 closed
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Open
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120MHz
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pins 3 & 4 closed
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pins 1 & 2 closed
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133MHz
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pins 1 & 2, 5 & 6 closed
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pins 1 & 2, 3 & 4 closed
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150MHz
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pins 3 & 4 closed
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pins 1 & 2 closed
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