Ds80249 P Rev 12 Schematic ✪

The Rev 12 diagram traces the signal paths from the GPU core to the external display connectors (Dual-Link DVI, HDMI, and DisplayPort). This includes the level shifters and ESD protection circuits, which are vital for repairing cards with "no video output" but functioning fans.

: For physical connections and pinouts (like the 4-pin power connector), the TruVision DVR 12HD User Manual provides a clear layout of the rear I/O panel. ds80249 p rev 12 schematic

Later revisions often replace obsolete chips with modern equivalents. The Rev 12 diagram traces the signal paths