Tube Related Symptoms
The following list are symptoms of a failing
vacuum tube. If you are experiencing these
symptoms please call your local dealer or
the Avalon factory at 949-492-2000.
1. Background noise (a crackling or sizzling
sound)
2. Ringing noise
3. Low output volume
4. Distorted sound
Other problems
Please call your nearest dealer or the Avalon
factory at 949-492-2000 if you have any
technical questions or are experiencing
problems not listed in our Trouble Shooting
Table.
Page 31
Avalon Vt-747sp Operation Manual
Trouble Shooting
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