BEK-TRONIC TECHNOLOGY, INC.
BEK-4802L
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Processor |
80486SX/80487SX/80486DX/80486DX2 |
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Processor Speed |
20/25/33/50(internal)/66(internal)MHz |
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Chip Set |
OPTI |
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Max. Onboard DRAM |
32MB |
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Cache |
None |
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BIOS |
AMI |
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Dimensions |
220mm x 220mm |
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I/O Options |
Local bus slot |
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NPU Options |
4167 |
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CONNECTIONS |
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Purpose |
Location |
Purpose |
Location |
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Turbo LED |
CR1 |
Turbo switch |
JP6 |
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External battery |
J1 |
Local bus |
S1 |
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Power LED & keylock |
J19 |
Reset switch |
SW1 |
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Speaker |
J20 |
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Note: The location of J20 is unidentified. |
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USER CONFIGURABLE SETTINGS |
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Function |
Jumper |
Position |
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CMOS memory normal operation |
JP4 |
pins 1 & 2 closed |
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CMOS memory clear |
JP4 |
pins 2 & 3 closed |
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Monitor type select color |
JP5 |
Closed |
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Monitor type select monochrome |
JP5 |
Open |
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Note: These settings are unverified. |
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DRAM CONFIGURATION |
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Size |
Bank 0 |
Bank 1 |
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1MB |
(4) 256K x 9 |
NONE |
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2MB |
(4) 256K x 9 |
(4) 256K x 9 |
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4MB |
(4) 1M x 9 |
NONE |
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5MB |
(4) 256K x 9 |
(4) 1M x 9 |
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8MB |
(4) 1M x 9 |
(4) 1M x 9 |
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16MB |
(4) 4M x 9 |
NONE |
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32MB |
(4) 4M x 9 |
(4) 4M x 9 |
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CPU TYPE CONFIGURATION |
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Type |
JP1 |
JP2 |
JP3 |
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80486SX |
Open |
Open |
pins 2 & 3 closed |
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80487SX |
pins 2 & 3 closed |
Closed |
pins 1 & 2 closed |
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80486DX |
pins 1 & 2 closed |
Closed |
pins 1 & 2 closed |
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80486DX2 |
pins 1 & 2 closed |
Closed |
pins 1 & 2 closed |