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 (CON’T) | ||
|
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 (CON’T) | ||||
|
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 (CON’T) | |||||
|
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 |