FRITZ!Fon C4 – Service - Knowledge Base
FRITZ!Fon C4 – Service
Not your product?
Display is defective
The display of your FRITZ!Fon is defective:
- The display remains dark.
- There are annoying lines across the display.
- A whole line contains pixel errors.
1 Removing the battery and reinserting it
- Hold down the hang-up key (red handset) for about one second to turn the telephone off.
- Remove the battery from the telephone for several seconds.
- Reinsert the battery and use the hang-up key to turn it on again.