TANDY/RADIO SHACK
2500 SX/33
Processor | 80386SX |
Processor Speed | 33MHz |
Chip Set | Unidentified |
Video Chip Set | Unidentified |
Maximum Onboard Memory | 10MB |
Maximum Video Memory | 1MB |
Cache | None |
BIOS | Unidentified |
Dimensions | 391mm x 384mm |
I/O Options | Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial port, VGA port, riser slot, headphone connector, volume control |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
VGA port | CN1 | Headphone connector | CN6 |
PS/2 mouse port | CN2 | IDE interface | CN7 |
Parallel port | CN3 | Floppy drive interface | CN8 |
Serial port | CN4 | Riser slot | SL1 |
Volume control | CN5 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | On board video enabled | J1 | Pins 1 & 2 closed |
On board video disabled | J1 | Pins 2 & 3 closed |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
2MB | 2MB | None |
4MB | 2MB | (2) 1M x 9 |
10MB | 2MB | (2) 4M x 9 |
Note: Bank 0 is factory installed and is not configurable. The location is unidentified. |
VIDEO MEMORY CONFIGURATION |
Note: Board accepts 512KB/1MB of video memory. The size of the chips are unidentified. The number of banks is unidentified. |