Panasonic PV-DF204 Service Manual page 13

5.1.2. USAGE SCREEN MODE
This function is displayed on the TV monitor:
- the total AC plugged in AC socket (in days)
- the total elapsed "Cylinder rotation" time (in hours)
- the total elapsed "DVD play" time (in hours).
1. With power turned and no cassette, press STOP/EJECT button on
VCR and 7 key on remote together.
The USAGE SCREEN will be displayed on the TV Monitor.
Note:
1. After replacing the Cylinder Unit, press COUNTER RESET button
on remote in this mode. Only Total elapsed "Cylinder rotation"
time (in days) will be cleared to 0.
2. After replacing the DVD Unit, press ADD/DLT button on remote in
this mode. Only Total elapsed time "DVD Play" time (in hours) will
Fig. 2
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