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SPM 386-33C
BEC COMPUTER ENTERPRISES
SPM 386-33C
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Processor
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80386DX
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Processor Speed
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33MHz
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Chip Set
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C & T
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Max. Onboard DRAM
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32MB
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Cache
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64/128/256KB
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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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32-bit external memory card slot
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NPU Options
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80387/3167
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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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External battery
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J3
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Turbo LED
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J13
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Reset switch
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J5
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Speaker
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J14
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Power LED & Keylock
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J10
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32-bit external memory card
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S1
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Turbo switch
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J12
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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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CMOS memory normal operation
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J2
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Open
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CMOS memory clear
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J2
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Closed
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Monitor type select monochrome
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J4
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Open
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Monitor type select color
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J4
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Closed
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NPU mode select synchronous with CPU
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J11
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Open
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NPU mode select asynchronous with CPU
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J11
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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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1MB
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(4) 256K x 9
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NONE
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2MB
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(4) 256K x 9
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(4) 256K x 9
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4MB
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(4) 1M x 9
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NONE
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8MB
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(4) 1M x 9
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(4) 1M x 9
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16MB
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(4) 4M x 9
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NONE
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32MB
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(4) 4M x 9
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(4) 4M x 9
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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 (U28 & U32)
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TAG (U34)
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64KB
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(4) 8K x 8
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(4) 8K x 8
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(2) 16K x 4
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NONE
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128KB
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(4) 32K x 8
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NONE
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(2) 16K x 4
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NONE
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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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(2) 16K x 4
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(1) 16K x 4
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Note: Bank 0 = U2, U3, U15, & U21. Bank 1 = U10, U11, U16, & U20.
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CACHE JUMPER CONFIGURATION
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Size
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W1
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W2
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W3
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W4
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W5
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64KB
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pins 2 & 3 closed
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pins 2 & 3 closed
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pins 2 & 3 closed
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pins 2 & 3 closed
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Open
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128KB
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Open
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pins 1 & 2 closed
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pins 1 & 2 closed
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pins 1 & 2 closed
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pins 2 & 3 closed
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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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pins 1 & 2 closed
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pins 1 & 2 closed
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pins 1 & 2 closed
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