386-33/40UCE/UCQ Motherboard Settings and Configuration
DIAMOND FLOWER, INC.
386-33/40UCE/UCQ
Processor | 80386DX |
Processor Speed | 33/40MHz |
Chip Set | UMC |
Max. Onboard DRAM | 32MB |
Cache | 64/128/256KB |
BIOS | AMI |
Dimensions | 330mm x 220mm |
I/O OPTIONS | 32-bit external memory card slot |
NPU Options | 80387/3167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Reset switch | J1 and J19 | Power LED & keylock | J5 |
Turbo LED | J2 | External battery | J23 |
Turbo switch | J3 and J22 | 32-bit external memory card | S1 |
Speaker | J4 |
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USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Factory configured - do not alter | J16 | open |
» | Monitor type select color | J21 | closed |
| Monitor type select monochrome | J21 | open |
» | Battery select external | J24 | pins 1 & 2 closed |
| Battery select internal | J24 | pins 2 & 3 closed |
» | CMOS memory normal operation | JP101 | pins 1 & 2 closed |
| CMOS memory clear | JP101 | pins 2 & 3 closed |
Note: The location of Jumper J16 varies and may not be present on later versions. | |||
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 |
20MB | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
NPU TYPE CONFIGURATION | |||||
NPU | OSC1 | J12 | J15 | J17 | J18 |
Not installed | N/A | open | open | open | open |
Synchronous | N/A | open | pins 1 & 2 | closed | closed |
80387-25 | 50MHz | closed | pins 2 & 3 | closed | closed |
80387-33 | 66MHz | closed | pins 2 & 3 | closed | closed |
80387-40 | 80MHz | closed | pins 2 & 3 | closed | closed |
Note: Pins designated should be in the closed position. | |||||
CACHE CONFIGURATION | ||||
Size | Max. Cacheable RAM | Cache CACHE | Location | TAG |
64KB | 16MB | (8) 8K x 8 | Banks 0 & 1 | (1) 8K x 8 |
128KB | 32MB | (4) 32K x 8 | Bank 0 | (1) 8K x 8 |
256KB | 64MB | (8) 32K x 8 | Banks 0 & 1 | (1) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||
Jumper | 64KB | 128KB | 256KB |
J6 | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed |
J7 | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed |
J8 | open | closed | closed |
J9 | open | open | closed |
J10 | open | open | closed |
J11 | open | closed | closed |
J13 | pins 1 & 2 closed | pins 2 & 3 closed | pins 1 & 2 closed |
J14 | open | pins 1 & 2 closed | pins 2 & 3 closed |
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