IBM CORPORATION
APTIVA 2140 TYPE A-1
| Device Type | Mainboard | 
| Processor | Pentium | 
| Processor Speed | 166/200/233MHz | 
| Chip Set | Unidentified | 
| Video Chip Set | Trident | 
| Maximum Onboard Memory | 384MB (SDRAM supported) | 
| Maximum Video Memory | 4MB (SGRAM supported) | 
| Cache | 512KB | 
| BIOS | Unidentified | 
| Dimensions | 305mm x 244mm | 
| I/O Options | 32-bit PCI slots (3), floppy drive interface, game/MIDI port, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, USB connectors (2), ATX power connector, line in, line out, microphone in, audio in – CD/DVD-ROM | 
| NPU Options | None | 
 
| CONNECTIONS | |||
| Purpose | Location | Purpose | Location | 
| ATX power connector | ATX | AC-3 connector | J27 | 
| Chassis fan power | J1 | Game/MIDI port | J29 | 
| USB connector 1 | J2 | Line out | J29A | 
| USB connector 2 | J2A | Line in | J29B | 
| VGA interface | J3 | Microphone in | J29C | 
| IDE interface 1 | J8 | Audio in – CD/DVD-ROM | J30 | 
| IDE interface 2 | J9 | TV in connector | J31 | 
| VGA port | J10 | Modem audio in | J32 | 
| VGA feature connector | J14 | Power, power LED, IDE LED | J38 | 
| Parallel port | J23 | Speaker | J39 | 
| Serial port 1 | J23A | Audio amplifier connector | J41 | 
| PS/2 mouse port | J24 | 32-bit PCI slots | PC1 – PC3 | 
| Floppy drive interface | J26 | ||
| Note: The location of J3 is unidentified. | |||
| USER CONFIGURABLE SETTINGS | |||
| Function | Label | Position | |
| » | Factory configured - do not alter | J40 | Unidentified | 
| » | Factory configured - do not alter | JP1 | Pins 1 & 3, 2 & 4 closed | 
| » | Factory configured - do not alter | JP2 | Closed | 
| » | On board video enabled | JP4 | Pins 1 & 2 closed | 
| On board video disabled | JP4 | Pins 2 & 3 closed | |
| VGA INTA# select | JP5 | Pins 1 & 3, 2 & 4 closed | |
| » | CMOS memory normal operation | JP6 | Pins 1 & 2 closed | 
| CMOS memory clear | JP6 | Pins 2 & 3 closed | |
| Floppy drive write enabled | JP11 | Pins 1 & 2 closed | |
| Floppy drive write disabled | JP11 | Pins 2 & 3 closed | |
| CS4610 interrupt select | JP21 | Pins 1 & 2 closed | |
| DIMM CONFIGURATION | |||
| Size | Bank 0 | Bank 1 | Bank 2 | 
| 8MB | (1) 1M x 64 | None | None | 
| 16MB | (1) 2M x 64 | None | None | 
| 16MB | (1) 1M x 64 | (1) 1M x 64 | None | 
| 24MB | (1) 2M x 64 | (1) 1M x 64 | None | 
| DIMM CONFIGURATION (CON’T) | |||
| Size | Bank 0 | Bank 1 | Bank 2 | 
| 24MB | (1) 1M x 64 | (1) 1M x 64 | (1) 1M x 64 | 
| 32MB | (1) 4M x 64 | None | None | 
| 32MB | (1) 2M x 64 | (1) 1M x 64 | (1) 1M x 64 | 
| 32MB | (1) 2M x 64 | (1) 2M x 64 | None | 
| 40MB | (1) 4M x 64 | (1) 1M x 64 | None | 
| 40MB | (1) 2M x 64 | (1) 2M x 64 | (1) 1M x 64 | 
| 48MB | (1) 4M x 64 | (1) 1M x 64 | (1) 1M x 64 | 
| 48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | 
| 56MB | (1) 4M x 64 | (1) 2M x 64 | (1) 1M x 64 | 
| 64MB | (1) 8M x 64 | None | None | 
| 64MB | (1) 4M x 64 | (1) 2M x 64 | (1) 2M x 64 | 
| 64MB | (1) 4M x 64 | (1) 4M x 64 | None | 
| 72MB | (1) 8M x 64 | (1) 1M x 64 | None | 
| 72MB | (1) 4M x 64 | (1) 4M x 64 | (1) 1M x 64 | 
| 80MB | (1) 8M x 64 | (1) 1M x 64 | (1) 1M x 64 | 
| 80MB | (1) 8M x 64 | (1) 2M x 64 | None | 
| 80MB | (1) 4M x 64 | (1) 4M x 64 | (1) 2M x 64 | 
| 96MB | (1) 8M x 64 | (1) 2M x 64 | (1) 2M x 64 | 
| 96MB | (1) 8M x 64 | (1) 4M x 64 | None | 
| 96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | 
| 112MB | (1) 8M x 64 | (1) 4M x 64 | (1) 2M x 64 | 
| 128MB | (1) 16M x 64 | None | None | 
| 128MB | (1) 8M x 64 | (1) 8M x 64 | None | 
| 136MB | (1) 8M x 64 | (1) 8M x 64 | (1) 1M x 64 | 
| 144MB | (1) 16M x 64 | (1) 1M x 64 | (1) 1M x 64 | 
| 144MB | (1) 16M x 64 | (1) 2M x 64 | None | 
| 144MB | (1) 8M x 64 | (1) 8M x 64 | (1) 2M x 64 | 
| 160MB | (1) 16M x 64 | (1) 2M x 64 | (1) 2M x 64 | 
| 160MB | (1) 16M x 64 | (1) 4M x 64 | None | 
| 160MB | (1) 8M x 64 | (1) 8M x 64 | (1) 4M x 64 | 
| 168MB | (1) 16M x 64 | (1) 4M x 64 | (1) 1M x 64 | 
| 192MB | (1) 16M x 64 | (1) 4M x 64 | (1) 4M x 64 | 
| 192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | 
| 200MB | (1) 16M x 64 | (1) 8M x 64 | (1) 1M x 64 | 
| 208MB | (1) 16M x 64 | (1) 8M x 64 | (1) 2M x 64 | 
| 224MB | (1) 16M x 64 | (1) 8M x 64 | (1) 4M x 64 | 
| 256MB | (1) 16M x 64 | (1) 8M x 64 | (1) 8M x 64 | 
| 384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | 
| Note: Board accepts SDRAM memory. | |||
| CACHE CONFIGURATION | 
| Note: 512KB cache is factory installed and is not configurable. | 
| VIDEO MEMORY CONFIGURATION | 
| Note: To increase video memory from 2MB to 4MB, install upgrade in J11. | 
| CPU SPEED SELECTION | ||||
| CPU speed | Clock speed | Multiplier | JP3 | JP12 | 
| 166MHz | 66MHz | 2.5x | 1 & 3, 2 & 4 | 1 & 2, 3 & 4 | 
| 200MHz | 66MHz | 3x | 2 & 4, 3 & 5 | 1 & 2, 3 & 4 | 
| 233MHz | 66MHz | 3.5x | 3 & 5, 4 & 6 | 1 & 2, 3 & 4 | 
| Note: Pins designated should be in the closed position. | ||||