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Control-Panel Cable Cover
The control-panel cable cover shields the cable connected between the control panel board and the SCSI backplane board.
Removing the Control-Panel Cable Cover
1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
2. Remove the cover (see "Removing the Cover").
3. Press the release tab on the control-panel cable cover and lift the cable cover straight up to clear the chassis (see Figure4-5).
Figure 4-5. Removing and Replacing the Control-Panel Cable Cover
Replacing the Control-Panel Cable Cover
1. Align the retention tabs on the control-panel cable cover with the slots in the chassis.
2. Lower the control-panel cable cover into the system until the cable cover snaps into position (see Figure4-5).
3. Replace the cover (see "Replacing the Cover").
Front-Panel I/O Board
The front-panel I/O board provides connectors for PS/2 keyboard and mouse, video, and USB devices.
Removing the Front-Panel I/O Board
1. Remove the control-panel cable cover (see "Removing the Control-Panel Cable Cover").
2. Remove the two screws that secure the front-panel I/O board in the system (see Figure4-6).
3. Pull the front-panel I/O board away from the front panel to disconnect the I/O board from the control panel board (see Figure4-6).
4. Lift the front-panel I/O board out of the system (see Figure4-6).
Figure 4-6. Removing and Replacing the Front-Panel I/O Board
CAUTION: Before you perform this procedure, read the safety instructions in your System Information document.
CAUTION: Before you perform this procedure, read the safety instructions in your System Information document.
CAUTION: Before you perform this procedure, read the safety instructions in your System Information document.
CAUTION: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.