IBM CORPORATION
APTIVA 2144
Processor |
80486SX/80486SX2/80487SX/80486DX/80486DX2/P24T |
Processor Speed |
25/33/50(internal)/66(internal)MHz |
Chip Set |
Unidentified |
Video Chip Set |
Unidentified |
Maximum Onboard Memory |
64MB |
Maximum Video Memory |
Unidentified |
Cache |
128/256KB |
BIOS |
Unidentified |
Dimensions |
254mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot, |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
VGA port |
CN1 |
Floppy drive interface |
CN8 |
Parallel port |
CN2 |
IDE interface LED |
J26 |
Serial port |
CN3 |
Speaker |
J27 |
Serial port |
CN4 |
Auxiliary power connector |
J29 |
PS/2 mouse port |
CN5 |
Auxiliary power connector |
J30 |
VESA feature connector |
CN6 |
Chassis fan power |
J38 |
IDE interface |
CN7 |
Riser slot |
SL1 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
On board video enabled |
J15 |
Pins 1 & 2 closed | |
On board video disabled |
J15 |
Pins 2 & 3 closed | |
Parity enabled |
J50 |
Pins 1 & 2 closed | |
Parity disabled |
J50 |
Pins 2 & 3 closed |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(1) 256K x 36 |
None |
None |
None |
2MB |
(1) 512K x 36 |
None |
None |
None |
4MB |
(1) 1M x 36 |
None |
None |
None |
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
None |
None |
4MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
5MB |
(1) 1M x 36 |
(1) 256K x 36 |
None |
None |
6MB |
(1) 1M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
7MB |
(1) 1M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
8MB |
(1) 2M x 36 |
None |
None |
None |
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
None |
10MB |
(1) 2M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
12MB |
(1) 2M x 36 |
(1) 1M x 36 |
None |
None |
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
14MB |
(1) 2M x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
16MB |
(1) 4M x 36 |
None |
None |
None |
16MB |
(1) 2M 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 |
17MB |
(1) 4M x 36 |
(1) 256K x 36 |
None |
None |
18MB |
(1) 4M x 36 |
(1) 256K x 36 |
(1) 256K x 36 |
None |
20MB |
(1) 4M x 36 |
(1) 1M x 36 |
None |
None |
22MB |
(1) 4M x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 512K x 36 |
24MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
28MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
32MB |
(1) 8M x 36 |
None |
None |
None |
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
None |
None |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
32MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
34MB |
(1) 8M x 36 |
(1) 512K x 36 |
None |
None |
36MB |
(1) 8M x 36 |
(1) 1M x 36 |
None |
None |
40MB |
(1) 2M x 36 |
(1) 8M x 36 |
None |
None |
44MB |
(1) 8M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
48MB |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
None |
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
None |
None |
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
CACHE CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
TAG |
128KB |
(4) 32K x 8 |
None |
(1) 8K x 8 |
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size |
J12 |
J13 |
J16 |
J17 |
J51 |
128KB |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
256KB |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
VIDEO MEMORY CONFIGURATION |
Note: The size of the video memory chip is unidentified. |
CPU SPEED SELECTION | |
Speed |
J37 |
25MHz |
Closed |
33MHz |
Open |
50iMHz |
Closed |
66iMHz |
Open |
CPU TYPE SELECTION | ||||
Processor installed |
Processor upgrade |
J24 |
J25 |
J31 |
80486SX |
80486SX2 |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
80486SX |
80487SX |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
80486SX |
80486DX |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
80486SX |
80486DX2 |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
80486SX |
P24T |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
80486SX2 |
P24T |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
80486DX |
80486SX2 |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
80486DX |
80486DX2 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
80486DX |
P24T |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |
80486DX2 |
P24T |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 2 & 3 closed |