2 removing a handset from a topcom butler 920 base, Press and hold the right key for 3 seconds, Press and hold the mute key for 3 seconds – Topcom BUTLER 920 User Manual

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2 removing a handset from a topcom butler 920 base, Press and hold the right key for 3 seconds, Press and hold the mute key for 3 seconds | Topcom BUTLER 920 User Manual | Page 20 / 100 2 removing a handset from a topcom butler 920 base, Press and hold the right key for 3 seconds, Press and hold the mute key for 3 seconds | Topcom BUTLER 920 User Manual | Page 20 / 100
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