Startup Problems
Table 13–5 Diagnostic Lights Display Error
Diagnostic Display Lights
76543210
No Startup
Display
If there is no startup display after one minute when you turn on
your system, see the possible causes in Table 13–6.
Table 13–6 Missing Startup Display
Possible Cause Corrective Action
Wall socket may not be
operative.
Try a different wall socket, or try an
electrical device that you know works
in the wall socket.
Monitor is not plugged in. Plug in the monitor to the auxiliary
power socket on the rear of the system
unit. See Figure 3–3.
Monitor is not turned on. Turn on the monitor. Verify that
monitor power LED is on.
Monitor brightness and
contrast controls are too dark
to see the screen display.
Adjust the monitor brightness and
contrast controls. Verify that the
monitor power switch is on.
Monitor cable or video cable
is not connected.
Check that the monitor cable and video
cable are plugged in at both ends. (See
Chapter 3 for installation instructions.)
Monitor fuse is blown. See the monitor guide for fuse
replacement instructions.
Alternate console switch is in
the wrong position.
See Chapter 3 or Chapter 4.
13–8 Identifying a Problem
