SKYWELL TECHNOLOGY CORPORATION, LTD.
PT2000AIO
Processor |
CX486DX/AM486DX(PLUS)/TI486DX/CX486DX2/TI486DX2/AM486DX2/ 80486DX2/AM486DX4/CX486DX4/TI486DX4/80486DX4/SL80486DX4/P24D/P24T/CX5X86/CXM9/AM5X86 |
Processor Speed |
25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz |
Chip Set |
Unidentified |
Video Chip Set |
Unidentified |
Maximum Onboard Memory |
64MB |
Maximum Video Memory |
2MB |
Cache |
128/256/512/1024KB |
BIOS |
Award |
Dimensions |
254mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, green PC connector, parallel port, serial ports (2), VGA feature connector, VGA port, riser slot, IR connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
IDE interface |
CN4 |
Auxiliary keyboard connector |
J10 |
Floppy drive interface |
CN5 |
VGA port |
J30 |
Parallel port |
CN6 |
VGA feature connector |
J31 |
Serial port 1 |
CN7 |
IDE interface LED |
JP21 |
Serial port 2 |
CN8 |
IR connector |
JP25 |
Reset switch |
J8 |
Riser slot |
SL1 |
Power LED & keylock |
J9 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
VGA address select normal operation |
JP12 |
Pins 1 & 2 closed |
VGA address select use A27 - A31 |
JP12 |
Pins 2 & 3 closed | |
|
CMOS memory normal operation |
JP23 |
Pins 1 & 2 closed |
CMOS memory clear |
JP23 |
Pins 2 & 3 closed | |
|
Factory configured - do not alter |
JP29 |
Unidentified |
|
Factory configured - do not alter |
JP30 |
Unidentified |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(1) 256K x 36 |
None |
2MB |
(1) 512K x 36 |
None |
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
3MB |
(1) 256K x 36 |
(1) 512K x 36 |
3MB |
(1) 512K x 36 |
(1) 256K x 36 |
4MB |
(1) 1M x 36 |
None |
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
5MB |
(1) 256K x 36 |
(1) 1M x 36 |
5MB |
(1) 1M x 36 |
(1) 256K x 36 |
6MB |
(1) 512K x 36 |
(1) 1M x 36 |
6MB |
(1) 1M x 36 |
(1) 512K x 36 |
8MB |
(1) 2M x 36 |
None |
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
9MB |
(1) 2M x 36 |
(1) 256K x 36 |
10MB |
(1) 2M x 36 |
(1) 512K x 36 |
12MB |
(1) 2M x 36 |
(1) 1M x 36 |
16MB |
(1) 4M x 36 |
None |
17MB |
(1) 256K x 36 |
(1) 4M x 36 |
17MB |
(1) 4M x 36 |
(1) 256K x 36 |
18MB |
(1) 512K x 36 |
(1) 4M x 36 |
18MB |
(1) 4M x 36 |
(1) 512K x 36 |
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
20MB |
(1) 4M x 36 |
(1) 1M x 36 |
DRAM CONFIGURATION (CONT) | ||
Size |
Bank 0 |
Bank 1 |
24MB |
(1) 2M x 36 |
(1) 4M x 36 |
32MB |
(1) 8M x 36 |
None |
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
33MB |
(1) 256K x 36 |
(1) 8M x 36 |
33MB |
(1) 8M x 36 |
(1) 256K x 36 |
34MB |
(1) 512K x 36 |
(1) 8M x 36 |
34MB |
(1) 8M x 36 |
(1) 512K x 36 |
36MB |
(1) 1M x 36 |
(1) 8M x 36 |
36MB |
(1) 8M x 36 |
(1) 1M x 36 |
40MB |
(1) 2M x 36 |
(1) 8M x 36 |
48MB |
(1) 4M x 36 |
(1) 8M x 36 |
48MB |
(1) 8M x 36 |
(1) 4M x 36 |
64MB |
(1) 16M x 36 |
None |
64MB |
(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 (A) |
(4) 64K x 8 |
(4) 64K x 8 |
(1) 32K x 8 |
512KB (B) |
(4) 128K x 8 |
None |
(1) 32K x 8 |
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(1) 64K x 8 |
CACHE JUMPER CONFIGURATION | |||
Size |
J1 |
J2 |
J3 |
128KB |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
256KB (A) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
256KB (B) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
512KB (A) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
512KB (B) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
1MB |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
CACHE JUMPER CONFIGURATION (CONT) | ||||
Size |
J4 |
J5 |
J6 |
J7 |
128KB |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
256KB (A) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
256KB (B) |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
512KB (A) |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
512KB (B) |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
1MB |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
VIDEO MEMORY CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
1MB |
None |
2MB |
1MB |
1MB |
Note: The size of the chips are unidentified. |
CPU SPEED SELECTION | |||
Speed |
JP9 |
JP10 |
JP11 |
25MHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
33MHz |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
40MHz |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
50iMHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
50MHz |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
66iMHz |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
75iMHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
100iMHz |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
CPU TYPE SELECTION | |||||
Type |
JP1 |
JP2 |
JP4 |
JP5 |
JP6 |
CX486DX |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
AM486DX (PLUS) |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
TI486DX |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
CX486DX2 |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
TI486DX2 |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
AM486DX2 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
80486DX2 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
AM486DX4 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
CX486DX4 |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
TI486DX4 |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
80486DX4 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
SL80486DX4 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
P24D |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
P24T |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
CX5X86 |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
CX M9 |
Open |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
AM5X86 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION (CONT) | |||||
Type |
JP7 |
JP35 |
RN1 |
RN1 |
RN3 |
CX486DX |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
AM486DX (PLUS) |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
TI486DX |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
CX486DX2 |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
TI486DX2 |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
AM486DX2 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
80486DX2 |
1 & 2 |
2 & 3 |
Not installed |
Not installed |
Installed |
AM486DX4 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
CX486DX4 |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
TI486DX4 |
1 & 2 |
1 & 2 |
Not installed |
Installed |
Not installed |
80486DX4 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
SL80486DX4 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
P24D |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
P24T |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
CX5X86 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
CX M9 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
AM5X86 |
1 & 2 |
1 & 2 |
Not installed |
Not installed |
Installed |
Note: Pins designated should be in the closed position. |
CPU VOLTAGE SELECTION | ||
Voltage |
J25 |
JP24 |
3.3v |
Open |
Pins 2 & 3 closed |
3.45v |
Open |
Pins 1 & 2 closed |
5v |
Pins 1 & 2 closed |
Open |
SERIAL PORT RI SELECTION | ||
Setting |
J26 (COM1) |
J27 (COM2) |
5v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
RI |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
SERIAL PORT DCD SELECTION | ||
Setting |
J28 (COM1) |
J29 (COM2) |
5v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
DCD |
Pins 2 & 3 closed |
Pins 2 & 3 closed |