PKM-0037Y (VER. 1.01) Motherboard Settings and Configuration
DTK COMPUTER, INC.
PKM-0037Y (VER. 1.01)
Processor | 80486SX/80487SX80486DX/ODP486SX/80486DX2 |
Processor Speed | 20/25/33/50 (Internal)/50/66 (Internal)MHz |
Chip Set | Symphony |
Max. onboard DRAM | 32MB |
Cache | 64/128/256KB |
BIOS | AMI/DTK |
Dimensions | 229mm x 221mm |
I/O Options | None |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Power LED & keylock | J1 | Reset switch | J4 |
Speaker | J2 | Turbo LED | J5 |
Turbo LED | J3 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
| » | Monitor type select monochrome | J8 | pins 1 & 2 closed |
Monitor type select color | J8 | pins 2 & 3 closed | |
| » | Cache write wait state select 0 wait states | J9 | Closed |
Cache write wait state select 1 wait state | J9 | Open | |
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 |
17MB | (4) 256K x 9 | (4) 4M x 9 |
20MB | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
128KB | (4) 32K x 8 | NONE | (1) 32K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
CACHE JUMPER CONFIGURATION | ||||||||
Size | J14 | J15 | J16 | J17 | J18 | J19 | J20 | J21 |
64KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
128KB | 2 & 3 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
256KB | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
Note:Pins designated should be in the closed position. | ||||||||
CPU SPEED CONFIGURATION | ||||
Speed | J7 | J10 | J12 | J13 |
20MHz | Open | Open | pins 1 & 2 closed | Open |
25Mhz | Open | Open | pins 1 & 2 closed | Open |
33Mhz | Open | Open | pins 1 & 2 closed | Open |
50i MHz | Closed | Open | pins 1 & 2 closed | Open |
50MHz | Closed | Closed | pins 2 & 3 closed | Closed |
66i MHz | Open | Open | pins 1 & 2 closed | Open |
CPU TYPE CONFIGURATION | ||||
Type | J6 | J11 | J30 | J31 |
80486SX PGA | Closed | Open | pins 2 & 3 closed | Open |
80486SX PQFP | Open | Open | pins 1 & 2 closed | Open |
80487SX PGA | Closed | pins 2 & 3 closed | pins 1 & 2 closed | pins 2 & 3 closed |
80486DX PGA | Closed | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
ODP486SX PGA | Closed | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
80486DX2 PGA | Closed | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
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