|
|
PKM-0038S (VER. 3)
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
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Setting
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JP29
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<= 33MHz
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Pins 1 & 2 closed
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| »
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>33 MHz
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Pins 2 & 3 closed
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