IBM CORPORATION
APTIVA 2168
| 
 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  | 
 1MB  | 
| 
 Cache  | 
 None  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 254mm x 218mm  | 
| 
 I/O Options  | 
 Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VESA feature connector, VGA port, riser slot, wake up on ring connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 VGA port  | 
 CN1  | 
 IDE interface 2  | 
 CN9  | 
| 
 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 1  | 
 CN7  | 
 Wake up on ring connector  | 
 JP5  | 
| 
 Floppy drive interface  | 
 CN8  | 
 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  | |
| 
 Password normal operation  | 
 JP14  | 
 Pins 1 & 2 closed  | |
| 
 Password clear  | 
 JP14  | 
 Pins 2 & 3 closed  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 2MB  | 
 (1) 512K x 36  | 
 None  | 
| 
 4MB  | 
 (1) 1M x 36  | 
 None  | 
| 
 6MB  | 
 (1) 512K x 36  | 
 (1) 1M x 36  | 
| 
 8MB  | 
 (1) 2M x 36  | 
 None  | 
| 
 10MB  | 
 (1) 512K x 36  | 
 (1) 2M x 36  | 
| 
 12MB  | 
 (1) 2M x 36  | 
 (1) 1M x 36  | 
| 
 16MB  | 
 (1) 4M x 36  | 
 None  | 
| 
 16MB  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
| 
 18MB  | 
 (1) 4M x 36  | 
 (1) 512K x 36  | 
| 
 20MB  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
| 
 24MB  | 
 (1) 4M x 36  | 
 (1) 2M x 36  | 
| 
 32MB  | 
 (1) 8M x 36  | 
 None  | 
| 
 32MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
| 
 34MB  | 
 (1) 8M x 36  | 
 (1) 512K x 36  | 
| 
 36MB  | 
 (1) 1M x 36  | 
 (1) 8M x 36  | 
| 
 40MB  | 
 (1) 8M x 36  | 
 (1) 2M x 36  | 
| 
 48MB  | 
 (1) 4M x 36  | 
 (1) 8M x 36  | 
| 
 64MB  | 
 (1) 8M x 36  | 
 (1) 8M x 36  | 
| 
 Note: Banks are interchangeable.  | ||
| 
 VIDEO MEMORY CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 512KB  | 
 512KB  | 
 None  | 
| 
 1MB  | 
 512KB  | 
 (1) 256K x 16  | 
| 
 Note: 1MB video memory may be already factory installed. Bank 0 is factory installed and is not configurable.  | ||
| 
 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  |