Make a desk phone call 1 While wearing headset, short press base desk phone button.
NOTE If you don't have remote call control through a lifter (HL10) or cable (EHS), manually remove desk phone handset before each call.
2If you do not hear a dial tone, open the side panel and adjust the middle configuration switch A- G until you do. Default setting A works for majority of desk phones.
3Dial test call from desk phone.
4End call by pressing headset call control button.
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