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80386SX BOARD
MICRONICS COMPUTERS, INC.
80386SX BOARD
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Processor
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80386SX
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Processor Speed
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25MHz
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Chip Set
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Micronics
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Max. Onboard DRAM
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16MB
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Cache
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None
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BIOS
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Phoenix
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Dimensions
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330mm x 218mm
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I/O Options
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None
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NPU Options
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80387SX
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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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Keylock connector
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JP13/pins 1 & 2
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Turbo switch
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JP13/pins 15, 16 & 17
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Power LED
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JP13/pins 3, 4 & 5
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Reset switch
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JP13/pins 19 & 20
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Speaker
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JP13/pins 7, 8, 9 & 10
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External Battery
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J2/pins 1(pos) & 4(neg)
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Turbo LED
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JP13/pins 12 & 13
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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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Internal battery select
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J2
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pins 2 & 3 closed
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External battery select
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J2
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pins 2 & 3 open
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»
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Monitor type select color
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JP2
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Closed
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Monitor type select monochrome
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JP2
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Open
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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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Bank 3
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512KB
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(2) 256KB x 9
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NONE
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NONE
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NONE
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1MB
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(2) 256KB x 9
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(2) 256KB x 9
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NONE
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NONE
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1.5MB
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(2) 256KB x 9
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(2) 256KB x 9
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(2) 256KB x 9
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NONE
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2MB
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(2) 256KB x 9
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(2) 256KB x 9
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(2) 256KB x 9
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(2) 256KB x 9
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2.5MB
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(2) 256KB x 9
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(2) 1MB x 9
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NONE
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NONE
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3MB
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(2) 256KB x 9
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(2) 256KB x 9
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(2) 1MB x 9
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NONE
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4.MB
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(2) 1MB x 9
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(2) 1MB x 9
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NONE
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NONE
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4.5MB
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(2) 256KB x 9
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(2) 1MB x 9
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(2) 1MB x 9
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NONE
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5MB
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(2) 256KB x 9
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(2) 1MB x 9
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(2) 256KB x 9
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(2) 1MB x 9
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6MB
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(2) 1MB x 9
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(2) 1MB x 9
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(2) 1MB x 9
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NONE
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8MB
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(2) 1MB x 9
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(2) 1MB x 9
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(2) 1MB x 9
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(2) 1MB x 9
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8MB
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(2) 4MB x 9
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NONE
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NONE
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NONE
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8.5MB
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(2) 256KB x 9
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(2) 4MB x 9
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NONE
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NONE
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9MB
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(2) 256KB x 9
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(2) 256KB x 9
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(2) 4MB x 9
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NONE
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10MB
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(2) 1MB x 9
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(2) 4MB x 9
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NONE
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NONE
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12MB
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(2) 1MB x 9
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(2) 1MB x 9
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(2) 4MB x 9
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NONE
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16MB
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(2) 4MB x 9
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(2) 4MB x 9
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NONE
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NONE
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