Panasonic DVD-RV22PP Service Manual page 37

time is displayed.
When servicing, check the timer display and use it as information
for fault diagnosis.
At the time of repair and replacement of these components, make
sure to check the operation time and reset the timer after
replacement.
Operation time of the replacement parts (spindle motor and laser)
is the valuable information as actual data for future product
quality.
Please save the records and supply information to us.
2. Servo process display function
This additional function is intended to improve efficiency of fault
diagnosis, especially for the player's startup failure, in
combination with the learned value data of ADSC internal RAM.
3. ADSC internal RAM display function
The function is to display the internal RAM data of ADSC servo
processor.
The RAM data are the learned values of drive servo, memorizing
those concerning focus and tracking, as well as data slice and
equalizer.
* This function is also a newly developed service mode. Its full
utilization is still under study.
4. Others
- Increased number of last errors stored
1event
Focus drive value display function
9.4. Overview of each function
9.4.1. Cumulative operation time display
1. Operation/display
Key operations are as follows.
Laser operation time ............. In STOP mode, main unit PAUSE+
FWD-SKIP+ remote controller [5]
20 events
21