3-6 Servicing the Mainframe
Chapter 3
Replacing the
Monitor Board
This section gives guidelines to replace the Monitor Board.
1 Turn off the mainframe and remove the AC power cord.
2 If the mainframe is rack-mounted, remove the mainframe from the
rack and place the mainframe at a static-controlled workstation.
3 Remove mainframe option items as required. See "Removing
Mainframe Accessory Items".
4 Remove the mainframe cover. See "Removing the Mainframe Cover".
5 Follow the steps in Figure 3-4 to disconnect the ribbon cable and
to remove the Monitor Board.
6 Reverse the steps in Figure 3-4 to install a replacement Monitor
Board and to re-connect the ribbon cable.
7 Replace the mainframe cover by reversing the steps in "Removing
the Mainframe Cover".
8 Reinstall mainframe options removed in step 3 OR reinstall the
mainframe in the rack (as required). Reconnect the AC power cord.
Figure 3-4. Removing the Monitor Board
Disconnect the
Monitor Cable
1
Remove
T8 Screw
2
Slide Board
Out to Remove
3
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