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386SX-20IN
DIAMOND FLOWER, INC.
386SX-20IN
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Processor
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80386SX
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Processor Speed
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20MHz
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Chip Set
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Intel
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Max. onboard DRAM
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8MB
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Cache
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None
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BIOS
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AMI
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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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Keyboard connector
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J1
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Speaker
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J7
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External battery
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J3
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Turbo LED
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J9
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Turbo switch
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J4 & J8
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Reset switch
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J10
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Power LED & keylock
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J6
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Secondary keyboard
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J11
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USER CONFIGURABLE SETTINGS
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Function
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Jumper/Switch
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Position
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CMOS memory normal operation (External Battery)
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J5
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pins 1 & 2 closed
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CMOS memory normal operation (Internal Battery)
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J5
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pins 2 & 3 closed
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CMOS memory clear
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J5
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Open
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Monitor type select monochrome
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JP1
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pins 1 & 2 closed
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Monitor type select color
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JP1
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pins 2 & 3 closed
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Bus select 0 wait states
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JP4
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pins 2 & 3 closed
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Bus select 1 wait state
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JP4
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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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Bank 3
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512KB
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(2) 256K 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) 256K x 9
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(2) 256K x 9
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NONE
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NONE
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1.5MB
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(2) 256K x 9
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(2) 256K x 9
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(2) 256K x 9
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NONE
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2MB
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(2) 256K x 9
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(2) 256K x 9
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(2) 256K x 9
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(2) 256K x 9
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2MB
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(2) 1M x 9
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NONE
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NONE
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NONE
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3MB
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(2) 256K x 9
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(2) 256K x 9
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(2) 1M x 9
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NONE
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4MB
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(2) 1M x 9
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(2) 1M x 9
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NONE
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NONE
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4.5MB
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(2) 1M x 9
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(2) 1M x 9
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(2) 256K x 9
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NONE
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5MB
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(2) 256K x 9
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(2) 256K x 9
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(2) 1M x 9
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(2) 1M x 9
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6MB
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(2) 1M x 9
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(2) 1M x 9
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(2) 1M x 9
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NONE
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8MB
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(2) 1M x 9
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(2) 1M x 9
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(2) 1M x 9
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(2) 1M x 9
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8MB
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(2) 4M x 9
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NONE
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NONE
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NONE
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