Panasonic CT-30WX54J Service Manual page 15

9. Back cover removal
NOTE:
Appearance number of inputs may vary depending on the model.
10. Service mode (electronic adjustments)
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:
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