12
* If a second degauss cycle is needed, allow a minimum interval of 20 minutes for the best result. A humming noise may be heard, but this is not a
malfunction.
Displaying this monitor’s name, serial number,
and date of manufacture.
While the monitor is receiving a video signal, press and hold the
button for more than five seconds to display this monitor’s
information box.
If the problem persists, call your authorized technical support and
give the following information.
• Model name: P77
• Serial number
• Name and specifications of your computer and graphics board.
Letters and lines show red or blue
shadows at the edges
• Adjust the convergence (page 8).
Monitor buttons do not operate
• If the control lock is set to ON, set it to OFF (page 9).
A hum is heard right after the
power is turned on
• This is the sound of the auto-degauss cycle. When the power is turned on, the monitor is
automatically degaussed for five seconds.
Symptom
Check these items
MODE L : I BM - P 7 7
SER NO : 1 2 - 3 4 5 6 7
MANUF ACTURED : 2 0 0
I NFORMA T I ON
1 - 0 5
Example
b
