Dell Precision 7920 Rack Owner's Manual page 73

Installing left control panel
Steps
1. Route the control panel cable through the side wall of the system.
2. Align the control panel with the control panel slot on the system and attach the control panel to the system.
3. Connect the control panel cable to the system board and secure it using cable latch.
4. Using Phillips #1 screwdriver, install the screws(6) that secure the control panel and cable tube to the system.
Next steps
1. If applicable, install the cooling fan #1.
2. Install air shroud.
Removing right control panel
Prerequisites
1. Remove air shroud.
2. Remove cooling fan assembly.
Steps
1. Disconnect the VGA cable from the system board.
2. Pull the cable latch and disconnect the control panel cable from the system board.
3. Using Phillips #1 screwdriver, remove the screws(6) that secure the control panel and cable tube to the system.
4. Holding the control panel and cable tube by its sides, remove the control panel and cable tube away from the system.
Disassembly and reassembly 73