Panasonic KX-TVS50 Installation Manual page 133

7.1 INITIALIZING THE SYSTEM
5.
When system initializing is complete, the following display will appear:
** ON LINE MODE **
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Note
The execution time for System Reset/Clear may differ each time it is performed
because of system capacity and system programs.
Generally, initialization will take about 2 min to accomplish.
133
SYSTEM MAINTENANCE AND TROUBLESHOOTING