DEC a-Series Installation And Setup Manual page 39

Table 3-4: Monitor Troubleshooting
Problem
Monitor power indicator is
not on.
Distorted, rolling, or
flickering screen display, or
wrong/uneven color.
Monitor power indicator is
flashing.
Possible Cause
Monitor is turned off.
Power cord is not connected.
No power at wall receptacle.
Monitor is defective.
Adjustments incorrect.
Wrong type of monitor.
Defective monitor.
Monitor signal cable loose or
damaged.
Monitor cable not connected.
Troubleshooting
Action
Turn on the monitor.
Connect the power cord to the
system or a wall receptacle.
Use another receptacle.
Try another monitor.
Adjust accordingly.
Try another monitor.
Try another monitor.
Inspect connector pins. Replace
cable if damaged.
Connect monitor cable.
Installation and Setup Guide 3–11