DTK COMPUTER, INC.
PKM-0038S (VER. 3)
Processor | CX486S/80486SX/SL80486SX/CX486DX/AM486DXL/80486DX/ SL80486DX/AM486(PLUS)/AM486DXL2/CX486DX2/AM486DX2(PLUS)/80486DX2/SL80486DX2/80486DX4/P24D/P24T |
Processor Speed | 20/25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz |
Chip Set | Unidentified |
Video Chip Set | None |
Maximum Onboard Memory | 128MB |
Maximum Video Memory | None |
Cache | 128/256/512KB |
BIOS | Award |
Dimensions | 260mm x 220mm |
I/O Options | 32-bit VESAI slots (3), green PC connector |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J1 | Reset switch | J6 |
Green PC connector | J2 | Power LED & keylock | J7 |
Turbo switch | J3 | Green PC connector | JP26 |
Turbo LED | J4 | Green PC LED | JP27 |
Speaker | J5 | 32-bit VESA local bus slots | SL1 - SL3 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | CMOS memory normal operation | JP16 | Pins 1 & 2 closed |
CMOS memory clear | JP16 | Pins 2 & 3 closed | |
» | Monitor type select monochrome/EGA/VGA | JP17 | Open |
Monitor type select CGA | JP17 | Closed | |
» | CPU clock delay select CLKIN delayed for CPUCLK | JP20 | Pins 2 & 3 closed |
CPU clock delay select CLKIN = CPUCLK | JP20 | Pins 1 & 2 closed | |
» | Factory configured - do not alter | JP32 | Pins 1 & 2 closed |
» | Factory configured - do not alter | JP35 | Pins 2 & 3 closed |
» | Keyboard clock select asynchronous mode | JPX1 | Open |
Keyboard clock select synchronous mode | JPX1 | Closed |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
1MB | (1) 256K x 36 | None | None | None |
2MB | (1) 256K x 36 | (1) 256K x 36 | None | None |
2MB | (1) 512K x 36 | None | None | None |
4MB | (1) 256K x 36 | (1) 256K x 36 | (1) 512K x 36 | None |
4MB | (1) 512K x 36 | (1) 512K x 36 | None | None |
4MB | (1) 1M x 36 | None | None | None |
5MB | (1) 256K x 36 | (1) 1M x 36 | None | None |
6MB | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 | None |
6MB | (1) 512K x 36 | (1) 1M x 36 | None | None |
8MB | (1) 256K x 36 | (1) 256K x 36 | (1) 512K x 36 | (1) 1M x 36 |
8MB | (1) 512K x 36 | (1) 512K x 36 | (1) 1M x 36 | None |
8MB | (1) 1M x 36 | (1) 1M x 36 | None | None |
8MB | (1) 2M x 36 | None | None | None |
10MB | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 | (1) 1M x 36 |
12MB | (1) 512K x 36 | (1) 512K x 36 | (1) 1M x 36 | (1) 1M x 36 |
12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 | None |
12MB | (1) 1M x 36 | (1) 2M x 36 | None | None |
16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 |
16MB | (1) 4M x 36 | None | None | None |
16MB | (1) 2M x 36 | (1) 2M x 36 | None | None |
DRAM CONFIGURATION (CON’T) | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x 36 | None |
17MB | (1) 256K x 36 | (1) 4M x 36 | None | None |
18MB | (1) 256K x 36 | (1) 256K x 36 | (1) 4M x 36 | None |
18MB | (1) 512K x 36 | (1) 4M x 36 | None | None |
20MB | (1) 512K x 36 | (1) 512K x 36 | (1) 4M x 36 | None |
20MB | (1) 1M x 36 | (1) 4M x 36 | None | None |
20MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x 36 | None |
24MB | (1) 512K x 36 | (1) 512K x 36 | (1) 1M x 36 | (1) 4M x 36 |
24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | None |
24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x 36 | None |
24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x 36 |
24MB | (1) 2M x 36 | (1) 4M x 36 | None | None |
28MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x 36 |
32MB | (1) 4M x 36 | (1) 4M x 36 | None | None |
32MB | (1) 8M x 36 | None | None | None |
32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x 36 | None |
32MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x 36 |
36MB | (1) 512K x 36 | (1) 512K x 36 | (1) 4M x 36 | (1) 4M x 36 |
36MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 | None |
36MB | (1) 1M x 36 | (1) 8M x 36 | None | None |
40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 |
40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 8M x 36 | None |
40MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x 36 |
48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | None |
48MB | (1) 4M x 36 | (1) 8M x 36 | None | None |
48MB | (1) 2M x 36 | (1) 2M x 36 | (1) 4M x 36 | (1) 4M x 36 |
48MB | (1) 2M x 36 | (1) 2M x 36 | (1) 8M x 36 | None |
64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 |
64MB | (1) 16M x 36 | None | None | None |
64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 8M x 36 | None |
64MB | (1) 8M x 36 | (1) 8M x 36 | None | None |
65MB | (1) 256K x 36 | (1) 16M x 36 | None | None |
68MB | (1) 1M x 36 | (1) 16M x 36 | None | None |
68MB | (1) 1M x 36 | (1) 8M x 36 | (1) 8M x 36 | None |
72MB | (1) 1M x 36 | (1) 1M x 36 | (1) 16M x 36 | None |
72MB | (1) 1M x 36 | (1) 1M x 36 | (1) 8M x 36 | (1) 8M x 36 |
80MB | (1) 4M x 36 | (1) 16M x 36 | None | None |
80MB | (1) 4M x 36 | (1) 8M x 36 | (1) 8M x 36 | None |
80MB | (1) 2M x 36 | (1) 2M x 36 | (1) 8M x 36 | (1) 8M x 36 |
96MB | (1) 4M x 36 | (1) 4M x 36 | (1) 16M x 36 | None |
96MB | (1) 4M x 36 | (1) 4M x 36 | (1) 8M x 36 | (1) 8M x 36 |
96MB | (1) 8M x 36 | (1) 8M x 36 | (1) 8M x 36 | None |
128MB | (1) 16M x 36 | (1) 16M x 36 | None | None |
128MB | (1) 8M x 36 | (1) 8M x 36 | (1) 8M x 36 | (1) 8M x 36 |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
128KB | (4) 32K x 8 | None | (1) 8K x 8 |
256KB (A) | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
256KB (B) | (4) 64K x 8 | None | (1) 32K x 8 |
512KB | (4) 128K x 8 | None | (1) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | JP1 | JP2 | JP3 | JP4 | JP33 |
128KB | 1 & 2 | 1 & 2 | 1 & 2, 3 & 4 | 1 & 2 | 2 & 3 |
256KB (A) | 2 & 3 | 2 & 3 | 2 & 3, 4 & 5 | 1 & 2 | 2 & 3 |
256KB (B) | 1 & 2 | 2 & 3 | 1 & 2, 3 & 4 | 1 & 2 | 1 & 2 |
512KB | 1 & 2 | 2 & 3 | 1 & 2, 3 & 4 | 2 & 3 | 2 & 3 |
CPU SPEED SELECTION (AV9107) | |||
Speed | JP5 | JP6 | JP7 |
20MHz | Closed | Open | Closed |
25MHz | Closed | Closed | Open |
33MHz | Open | Closed | Closed |
40MHz | Closed | Open | Open |
50iMHz | Closed | Closed | Open |
50MHz | Open | Open | Closed |
66iMHz | Open | Closed | Closed |
75iMHz | Closed | Closed | Open |
80iMHz | Closed | Open | Open |
100iMHz | Open | Closed | Closed |
CPU SPEED SELECTION (MX8315) | |||
Speed | JP5 | JP6 | JP7 |
20MHz | Open | Open | Open |
25MHz | Open | Closed | Open |
33MHz | Closed | Closed | Closed |
40MHz | Open | Closed | Closed |
50iMHz | Open | Closed | Open |
50MHz | Closed | Open | Open |
66iMHz | Closed | Closed | Closed |
75iMHz | Open | Closed | Open |
80iMHz | Open | Closed | Closed |
100iMHz | Closed | Closed | Closed |
CPU TYPE SELECTION | |||||
Type | JP8 | JP10 | JP11 | JP12 | JP13 |
CX486S | 2 & 3 | 2 & 3 | Open | 2 & 3, 4 & 5 | Open |
80486SX | 2 & 3 | 2 & 3 | Open | Open | Open |
SL80486SX | 2 & 3 | 2 & 3 | Open | 3 & 4 | 1 & 2 |
CX486DX | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 2 & 3 | Open |
AM486DXL | 1 & 2, 3 & 4 | 2 & 3 | 1 & 2, 3 & 4 | Open | Open |
80486DX | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | Open | Open |
SL80486DX | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 3 & 4 | 1 & 2 |
AM486DX (PLUS) | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 3 & 4 | 4 & 5 |
AM486DXL2 | 1 & 2, 3 & 4 | 2 & 3 | 1 & 2, 3 & 4 | Open | Open |
CX486DX2 | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 2 & 3 | Open |
AM486DX2 (PLUS) | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 3 & 4 | 4 & 5 |
80486DX2 | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | Open | Open |
SL80486DX2 | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 3 & 4 | 1 & 2 |
80486DX4 | 1 & 2, 3 & 4 | 2 & 3 | 3 & 4 | 3 & 4 | 1 & 2 |
P24D | 1 & 2, 3 & 4 | 1 & 2 | 3 & 4 | 1 & 2, 3 & 4 | 2 & 3 |
P24T | 1 & 2, 3 & 4 | 1 & 2 | 2 & 3 | 3 & 4 | Open |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION (CON’T) | |||||
Type | JP14 | JP15 | JP21 | JP22 | JP24 |
CX486S | 1 & 2, 3 & 4 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 |
80486SX | Open | Open | 2 & 3 | 1 & 2 | Open |
SL80486SX | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | Open |
CX486DX | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 |
AM486DXL | Open | Open | 1 & 2 | 2 & 3 | 3 & 4 |
80486DX | Open | Open | 2 & 3 | 1 & 2 | Open |
SL80486DX | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | Open |
AM486DX (PLUS) | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | Open |
AM486DXL2 | Open | Open | 1 & 2 | 2 & 3 | 3 & 4 |
CX486DX2 | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 |
AM486DX2 (PLUS) | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | Open |
80486DX2 | Open | Open | 2 & 3 | 1 & 2 | Open |
SL80486DX2 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | Open |
80486DX4 | 2 & 3 | 4 & 5 | 2 & 3 | 1 & 2 | Open |
P24D | 2 & 3 | 4 & 5 | 1 & 2 | 1 & 2 | Open |
P24T | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION (CON’T) | |||||
Type | JP25 | JP30 | JP31 | JP34 | JP36 |
CX486S | 2 & 3 | Open | Open | 1 & 2 | Closed |
80486SX | Open | Open | Open | Open | Closed |
SL80486SX | Open | Open | Open | 1 & 2 | Closed |
CX486DX | 2 & 3 | Open | Open | 1 & 2 | Closed |
AM486DXL | Open | Open | Open | 2 & 3 | Closed |
80486DX | Open | Open | Open | Open | Closed |
SL80486DX | Open | Open | Open | 1 & 2 | Closed |
AM486DX (PLUS) | 1 & 2 | Open | 2 & 3 | 1 & 2 | Closed |
AM486DXL2 | Open | Open | Open | 2 & 3 | Closed |
CX486DX2 | 2 & 3 | Open | Open | 1 & 2 | Closed |
AM486DX2 (PLUS) | 1 & 2 | Open | 2 & 3 | 1 & 2 | Closed |
80486DX2 | Open | Open | Open | Open | Closed |
SL80486DX2 | Open | Open | Open | 1 & 2 | Closed |
80486DX4 | 3 & 4 | Open | Open | 1 & 2 | Open |
P24D | 1 & 2 | Closed | 1 & 2 | 1 & 2 | Closed |
P24T | 1 & 2 | Open | Open | 1 & 2 | Closed |
Note: Pins designated should be in the closed position. |
VL BUS WAIT STATE SELECTION | ||
Setting | JP28 | |
0 | Pins 1 & 2 closed | |
» | 1 | Pins 2 & 3 closed |
VL BUS SPEED SELECTION | ||
Setting | JP29 | |
<= 33MHz | Pins 1 & 2 closed | |
» | >33 MHz | Pins 2 & 3 closed |