IBM CORPORATION
APTIVA 2144/2168 C-2
Processor |
80486SX/80486SX2/80487SX/486 Overdrive/80486DX/80486DX2 |
Processor Speed |
25/33/50(internal)/66(internal)MHz |
Chip Set |
Unidentified |
Video Chip Set |
None |
Maximum Onboard Memory |
128MB |
Maximum Video Memory |
None |
Cache |
128/256KB |
BIOS |
IBM |
Dimensions |
330mm x 218mm |
I/O Options |
32-bit VESA/PCI local bus slot, floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2),VESA feature connector, VGA port, riser slot |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
PS/2 mouse port |
J2 |
VESA feature connector |
J14 |
Serial port 1 |
J3 |
LED connector |
J26 |
Serial port 2 |
J4 |
Speaker |
J27 |
Parallel port |
J5 |
On/off switch connector |
J29 |
VGA port |
J6 |
On/off switch power supply connector |
J30 |
Floppy drive interface |
J7 |
Riser slot |
SL1 |
IDE interface 1 |
J9 |
32-bit VESA/PCI local bus slot |
SL2 |
IDE interface 2 |
J10 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
On board video enabled |
J15 |
Pins 1 & 2 closed |
On board video disabled |
J15 |
Pins 2 & 3 closed | |
|
Modem answers on ring |
JP5 |
Pins 2 & 3 closed |
Modem does not answer on ring |
JP5 |
Pins 1 & 2 closed | |
Factory configured - do not alter |
JP10 |
Unidentified | |
|
CMOS memory normal operation |
JP14 |
Pins 1 & 2 closed |
CMOS memory clear |
JP14 |
Pins 2 & 3 closed |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
2MB |
(1) 512K x 36 |
None |
None |
None |
4MB |
(1) 1M x 36 |
None |
None |
None |
6MB |
(1) 512K x 36 |
(1) 1M x 36 |
None |
None |
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
None |
8MB |
(1) 2M x 36 |
None |
None |
None |
10MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
None |
12MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 2M x 36 |
None |
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) 4M x 36 |
None |
None |
None |
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 2M x 36 |
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 |
20MB |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
None |
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
None |
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) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
None |
28MB |
(1) 1M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
28MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
DRAM CONFIGURATION (CONT) | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
32MB |
(1) 4M x 36 |
None |
None |
None |
32MB |
(1) 8M x 36 |
(1) 2M x 36 |
None |
None |
32MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 4M x 36 |
None |
32MB |
(1) 2M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
None |
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 8M x 36 |
None |
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
48MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 8M x 36 |
None |
48MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
52MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
None |
None |
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 8M x 36 |
None |
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
68MB |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
72MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
80MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
84MB |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 4M x 36 |
96MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
None |
96MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
100MB |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
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 |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||
Size |
J16 |
J17 |
J38 |
128KB |
Pins 2 & 3 closed |
Open |
Open |
256KB |
Pins 1 & 2 closed |
Closed |
Open |
CPU SPEED SELECTION | |||
Speed |
J35 |
J36 |
J37 |
25MHz |
Open |
Closed |
Closed |
33MHz |
Open |
Closed |
Open |
50iMHz |
Open |
Closed |
Closed |
50MHz |
Open |
Open |
Open |
66iMHz |
Open |
Closed |
Open |
CPU TYPE SELECTION | ||
Type |
J23 |
J24 |
80486SX |
Pins 1 & 2 closed |
Open |
80486SX2 |
Pins 2 & 3 closed |
Open |
80487SX |
Pins 2 & 3 closed |
Closed |
486 Overdrive |
Pins 2 & 3 closed |
Closed |
80486DX |
Pins 2 & 3 closed |
Open |
80486DX2 |
Pins 2 & 3 closed |
Open |
LOCAL BUS SELECTION | ||||
Setting |
JP3 |
JP4 |
JP7 |
JP13 |
VESA local bus |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Unidentified |
Unidentified |
PCI local bus |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Unidentified |
Unidentified |