Shure ULX-D Quad Manual page 18

Shure SB900 battery: runtime is displayed in minutes remaining.
AA batteries: runtime is displayed with a 5-bar indicator.
⑥ TV Channel
Displays the TV channel that contains the tuned frequency.
⑦ High Density Mode Icon
Displayed when High Density mode is enabled.
Transmitter Status
The following text or icons report transmitter status to the receiver screen:
Display Icon
Lo
Nm
Hi
M
P
TxMuted
-No Tx-
Transmitter
① Transmitter Information
Scroll ▲▼ at the home screen to change the display
② Power Lock Indicator
Transmitter Status
Bodypack input is attenuated 12 dB
Offset gain is added to the transmitter
1 mW RF power level
10 mW RF power level
20 mW RF power level
Menu is locked
Power is locked
Displayed when the transmitter audio is set to off using the MUTE MODE feature
No RF connection between a receiver and transmitter or transmitter OFF
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