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10MHz/8MHz SYSTEM BOARD
UNIDENTIFIED
10MHz/8MHz SYSTEM BOARD
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Processor
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8088
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Processor Speed
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8/10MHz
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Chip Set
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Unidentified
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Max. Onboard DRAM
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640KB
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Cache
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None
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BIOS
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Unidentified
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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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8087
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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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Reset switch
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JP1
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Speaker
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JP4
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Keylock
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JP2
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Power LED
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JP7
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Turbo LED
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JP3
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USER CONFIGURABLE SETTINGS
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Function
|
Switch
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Position
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NPU enabled
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SW1/2
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Off
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NPU disabled
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SW1/2
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On
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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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256K
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(9) 41256
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NONE
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NONE
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NONE
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512K
|
(9) 41256
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(9) 41256
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NONE
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NONE
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640K
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(9) 41256
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(9) 41256
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(9) 4164
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(9) 4164
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DRAM JUMPER CONFIGURATION
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Size
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SW1/3
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SW1/4
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None
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On
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On
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256KB
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Off
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Off
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512KB
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On
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Off
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640KB
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Off
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On
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CPU SPEED CONFIGURATION
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Speed
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SW1/1
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4.77MHz
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Off
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8MHz
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On
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10MHz
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On
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MONITOR TYPE SELECTION
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Type
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SW1/5
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SW1/6
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None
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On
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On
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Color 40 x 20
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Off
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On
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Color 80 x 25
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On
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Off
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Monochrome or both
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Off
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Off
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FLOPPY DRIVE CONFIGURATION
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Number of drives
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SW1/7
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SW1/8
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1
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On
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On
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2
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Off
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On
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3
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On
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Off
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4
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Off
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Off
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