Philips V30 107T50 Service Manual page 105

General Troubleshooting Guide
A buzzing sound
when powering on
This sound is caused when the auto degaussing circuit is active.
This buzzing sound is normal when the monitor is first turned on.
This sound may be louder during the winter months and during
initial power on.
17
OK
NO
YES
It is need to check and
END
repair the monitor.
107T5 105
9
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