Note

Do not connect headphones with a monaural mini jack. This may lead to short- circuiting of the headphone output, resulting in distorted sound output.

cRF (radio frequency) indicator The color indicates the strength of the RF

input signal.

On (green): RF input is 15 dBµ1) or more.

Off: RF input is less than 15 dBµ1).

1) 0 dBµ = 1 µVEMF

dPOWER switch

Turns the power of the tuner ON or OFF.

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

For details on how to insert the batteries, see “Power Supply” on page 42.

f+ (+ 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”.

gSET button

Press to change and enter display parameters.

For details, see “Tuner Settings” on page 50.

hDisplay section

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

ARF (radio frequency) indications The number of dots indicates the RF input level.

BAF (audio frequency) indication Appears whenever the output audio signal is stronger than the reference level.

CBATT (battery) indication Shows the battery condition.

For details, see “Battery indication” on page 43.

DCH (channel) indication

Shows the reception channel group and channel number. Each time you press the SET button, the channel indication changes as follows.

For details, see“Tuner Settings” on page 50.

Reception

 

channel group

 

and number

Press

 

Reception

the

SET

frequency

button.

Accumulated use time

The channel/frequency indications for U30 model are shown.

40

Parts Identification