Omnitron Systems Technology HM-1000 - Manual (Page 12)

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5. PREPARATIONS
Please refer to the explanations under Operating Determinations.
Switch the ON/OFF-button into the OFF-position.
Unscrew the microphone grille from the housing.
Open the battery cover by pressing the two clamps simultaneously.
If replacing the batteries, remove the old batteries from the battery compartment.
Only replace complete battery-sets.
Caution!
Danger of explosion when battery is replaced improperly.
Only replace by the same type or similar types recommended by the manufacturer.
Remove empty batteries in accordance with the instructions of the manufacturer.
Insert the batteries (2 x 1.5 V Mignon batteries, AA) and make sure that the poles
are correct.
Close the battery cover.
With the ON/OFF-switch, you can switch the device on and off. The battery symbol
in the LCD-display indicates if the power supply is sufficient.
When the batteries are getting weaker, the battery symbol is getting smaller. In this
case, the batteries have to be replaced.
If the display does not show anything when switching on, there are either no
batteries inserted or the poles are wrong.
If the microphone is not used, switch it off via the slide switch. If the device will not
be used for a longer period of time, remove the batteries in order to avoid battery
leakage.
In order to have a long battery life, you should only use alcaline batteries.
Pull the colour cap from the rear part of the housing.
Select the desired frequency via the mini switches: press and hold the Set-button
for 3 seconds, the display shows "Freque". Press the Up or Down-button in order
to select the desired frequency. Press the Set-button in order to store the settings.
If the signal-input at the receiver is too high, you can attenuate the signal output
level via the Sensitivity-selection: press and hold the Set-button for 3 seconds, the
display shows "Freque". Press the Set-button again and the display shows
"Sensit". Press the Up or Down-button in order to select the desired sensitivity (0, -
10, -20, -30 dB). Press the Set-button in order to store the settings.
Press and hold the Up-button for 3 seconds in order to lock the microphone (LocOn). In this mode, the user
cannot carry out undesired changes. In order to unlock the microphone, once more press and hold the Up-
button for 3 seconds (LocOn)
Replace the desired colour cap to the rear part of the housing.