Sony WRT-807B Benutzerhandbuch

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Troubleshooting
If you have any problem using this unit, use the following checklist. Should any problem persist, consult your Sony dealer.
Symptom
Meaning/Remedy
The microphone does not turn on.
• The + and – poles of the battery do not match those of the battery compartment. 
b
 Insert the
battery with the poles correctly matched.
• The battery is exhausted. 
b
 Replace the battery with new one.
• The battery terminals in the microphone are dirty. 
b
 Clean the + and – terminals with a cotton
swab.
The battery runs down quickly.
• The battery is exhausted. 
b
 Replace the battery with new one.
• A manganese battery is being used. 
b
 Use an alkaline battery. The battery life of a manganese
battery is less than half that of an alkaline battery.
• The microphone is being used under cold conditions. 
b
 The battery runs down quickly under cold
conditions.
The microphone cannot be turned
off.
The HOLD switch is in locked position. 
b
 Change the HOLD switch to the unlocked position.
The channel cannot be changed.
An attempt was made to change the channel by pressing the SET button only. 
b
 Turn the
microphone off, then turn the microphone on again while holding down the SET button. Then
change the channel with the + and – buttons.
There is no sound.
• The indication on the LCD is flashing. 
b
 The microphone is in channel setting mode. Turn the
power off, then on again.
• The channel setting on the microphone is different from that on the tuner. 
b
 Use the same channel
setting for both the microphone and tuner.
• The AF or RF indicator does not turn on. 
b
 Confirm that the microphone and tuner are both turned
on.