Dasan X450 User Manual - Page 12

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Trouble Shooting

1. Cannot hear a dial tone.

☞ Check the TEL/PC button. TEL Mote: PC/TEL indicator – 'OFF'

☞ Please check the cable connection between Base Unit and Phone.

☞ Check that the power adapter is plugged in and has power

☞ Please check the compatibility switch. Adjust compatibility switch until you can

hear the dial tone.

2. Microphone volume (TX) is low / dead.

☞ Make sure that the microphone (TX) mute function is deactivated.

☞ Check the position of the boom arm and make sure that the microphone is

placed as close as possible to your mouth (approx. 2 fingers distance).

☞ Adjust the microphone (TX) volume on the bottom of base unit.

3. Buzzing sound on the headset

☞ Telephone may not be fully immune to the radio transmission between your

headset and base. To overcome this problem, move the base unit to at least 30

cm/12" away from the phone.

4. Headset echoes

☞ Adjust the telephone's volume. If necessary, adjust your microphone volume on

the headset to a lower setting.

5. EHS doesn't work with the telephone

☞ Make sure the telephone is compatible with the wireless headset. Refer to the

EHS guide.

6. Headset was working, but it has stopped.

☞ Headset may need pairing to the base again. Refer to the 'Note 1' on

'Operating Instruction'

☞ Headset battery may be dead. Return the headset to the cradle on the base unit

for charging.