Peavey PRO COMM U1002 Operating Manual page 28

(2) "GROUP" and "CHANNEL": When both items are shown, they indicate the
user is currently using a pre-programmed frequency in the receiver.
(3) "CHANNEL" Only: lf only the channel number is shown in the display, it
indicates the user is using a personalized frequency.
(4) Battery Status: Indicates the power remaining in the transmitter battery.
When the battery has less than 10% power remaining, it must be replaced
or recharged. If under-voltage continues, the LCD will show "Poff' and the
system will shut down to prevent being overly depleted.
(5) "Poff": When the power switch is turned off, the LCD will show "Poff"
(for Power Off) first and then the system will shut down and no further
messages will be displayed.
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