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