Panasonic CT30WC14J - 30" COLOR TV, Руководство по обслуживанию

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14 Service mode (electronic
adjustments)
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This receiver has electronic technology using the IC bus concept. It performs as a control function and
it replaces many mechanical controls. Instead of adjusting mechanical controls individually, many of
the control functions are now performed byusing on screen display menu. (The service adjustment
mode).
NOTE
It is suggested that the technician reads all the way through and understand the following procedure
for entering/exiting the service adjustment mode; then proceed with the instructions working with the
receiver. When becoming familiarwith the procedure, the flow chart for service mode may be used as
a quick guide.
Quick entry to service mode
When minor adjustments need to be done to the electronic controls, the method of entering the service
mode without removal of the cabinet back is as follows using the remote control:
1. Select SET-UP icon and select CABLE mode.
2. Select TIMER icon and set SLEEP time for 30 Min.
3. Exit menus.
4. Tune to the channel 124.
5. Adjust VOLUME to minimum (0).
6. Press VOL → (decrease) on receiver. Red CHK appears in upper corner.
NOTE
After receiver is set into service mode, set TIMER back to NO.
To toggle between aging and service modes:
While the CHK is displayed on the left top corner of the CRT, pressing ACTION and VOL UP
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