QDI COMPUTER, INC.
TVGA-8900C VER. 1
DTK COMPUTER, INC.
PTI-223C
Category | Video |
Video Types Supported | XVGA |
Video Processor | Trident 8900C |
Highest Resolution Supported | 1024 x 768 |
Data Bus Type | 16-bit ISA |
Memory Type | DRAM |
Maximum Onboard Memory | 1MB |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
15-pin analog video port | CN1 | VGA feature connector | CN2 |
INTERRUPT CONFIGURATION | ||
| IRQ 2/9 | J1 | |
| » | Disabled | Pins 2 & 3 closed |
| Enabled | Pins 1 & 2 closed | |
MONITOR DETECTION CONFIGURATION | ||
| Setting | J6 | |
| » | Standard monitors | Pins 1 & 2 closed |
| Non-standard monitors | Pins 2 & 3 closed | |
VGA SCAN RATE CONFIGURATION | ||
| Rate | SW3 | |
| » | <48.7KHz | Closed |
| 48.7KHz | Open | |
BIOS AUTODETECT CONFIGURATION | |
Setting | SW4 |
Disabled | Open |
Enabled | Closed |
DRAM CONFIGURATION | ||||
Memory | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
256KB | (2) 256K x 4 | None | None | None |
512KB | (2) 256K x 4 | (2) 256K x 4 | None | None |
1MB | (2) 256K x 4 | (2) 256K x 4 | (2) 256K x 4 | (2) 256K x 4 |