Dell PowerEdge SC 420 - Manual (Page 12)

Installing the Control Panel
1. Align the two alignment holes in the control panel with the two alignment pins on the front panel. See Figure C -2 .
2. Lower the control panel onto the two alignment pins.
3. Using a #2 Phillips screwdriver, install the screw that secures the control panel to the front panel.
4. Connect the control panel cable from the I/O panel to the control panel. See Figure C -2 .
5. Install the bezel. See " Installing the Bezel ."
6. Close the system. See " Closing the System " in "Troubleshooting Your System."
7. Reconnect the system to the electrical outlet, and turn on the system.
I/O Panel
Removing the I/O Panel
1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See " Opening the System " in "Troubleshooting Your System."
3. Disconnect the following cables from the I/O panel:
l Control panel
l Chassis intrusion switch
l I/O panel
4. Using a #2 Phillips screwdriver, remove the screw that secures the I/O panel to the chassis. See Figure C -3 .
Figure C-3. Removing and Installing the I/O Panel
CAUTION: See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.