aPower indicator

Lights up green when the microphone is turned on.

bPOWER switch

Turns the power of the microphone ON or OFF.

cBattery compartment Accommodates two LR6 (size AA) alkaline batteries.

For details on how to insert the batteries, see “Power Supply” on page 35.

dDisplay section

The channel indication (E) for U30 model is shown.

AAF (audio frequency) indication Appears whenever the input audio signal is stronger than the reference level.

BRF (radio frequency) indication Appears during signal transmission from the antenna.

CRF (radio frequency) level

indication

Shows the RF output level setting.

For details, see “Setting the RF output power level” on page 48.

DBATT (battery) indication Shows the battery condition.

For details, see “Battery indication” on page 36.

ECH (channel) indication

Shows the transmission channel. Each time you press the SET button in transmission

mode, the channel indication changes as follows.

For details, see “Transmitter Settings” on page 47.

Transmission channel

Transmission

Press

frequency

 

the

Attenuation

SET

button.

level of the

 

input signal

 

Accumulated use time

The channel/frequency indications for U30 model are shown.

e+ (+ selection) / – (– selection/reset)

buttons

Press these buttons to set the transmission channel, frequency, or attenuation level of the input signal.

The “–” button resets the accumulated use time to “00:00”.

fSET button

Press to change and enter display parameters.

For details, see “Transmitter Settings” on page 47.

30

Parts Identification