User Manual

Panel Operation — Alert messages
14
PX10/PX8/PX5/PX3 Reference Manual
If an abnormality occurs in the PX amplifier, the [ALERT] indicator lights and an alert mes-
sage appear on the display. Refer to the “Message list” (page 42) at the end of the book for
details on each alert.
To prevent changes being made to the PX amplifier by mistake, use the panel lock function.
This allows you to set a PIN code (a 4-digit identification number).
Refer to “UTILITY screen” – “PANEL LOCK” (page 34) for instructions.
 To release the panel lock
If the panel controls are operated while the panel is locked, the following message appears
in the display.
To release the panel lock, input the PIN code by rotating the main knob, select “OK,” and
then press the main knob.
Alert messages Panel lock
NOTE
• To release the panel lock temporarily, select “TEMP.” If “TEMP” is selected, the panel will be
locked after turning off and turning on again.
• If a PIN code has been set, input the appropriate PIN code (set previously).
NOTE
If the volume knob is operated when the panel is locked with “ALL,” the following screen appears when
the lock is released. Rotate the volume knob to match the actual value. The value of the volume can-
not be changed unless the values match.
Actual value Value of the volume