Troubleshooting - DNT Call4U Pro Bedienungsanleitung

1. No dial tone / caller and you can't hear each other.
Check whether the headset/handset selector switch is
pressed.
Check whether the telephone handset is placed in cradle.
Check whether the telephone handset cord and the short
curly cord to telephone are connected to the correct jacks
of the amplifi er.
Check whether the telephone/compatibility switch is in the
correct setting for your phone and if not, adjust the posi-
tion of switch.
2. Caller cannot hear me.
Check whether the microphone is positioned near your
mouth.
Check if all cables are connected.
4. If a whistle is heared.
Adjust telephone compatibility switch.
5. The headset feels too tight or loose on my ear
Slide the headband up or down.
C4U pro D-E-NL.indd 23 C4U pro D-E-NL.indd 23

Troubleshooting

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29.03.2006 17:04:54 29.03.2006 17:04:54