Belt clip & optional headset | AT&T E5643B, E5655, E5644B, E5640

Belt clip & optional headset

Install belt clip as shown below if desired.

For hands-free telephone conversations, use any industry standard

2.5mm headset (purchased separately). For best results, use an AT&T 2.5 mm headset.

Snap belt clip into notches on side of handset. Rotate and pull to remove.

Plug 2.5 mm headset into jack on side of handset (beneath small rubber cap).

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AT&T E5643B, E5655, E5644B, E5640 user manual Belt clip & optional headset

Contents

GHz Expansion Handset E560-2/E560-5 Need HELP? Information about caller ID with call waiting You may need to change your phone service to use this Table of contents Handset Quick reference guide Before you begin Parts checklist Low battery indicator Battery & charger installation Adding new handsets To add a new handset Searching To de-register all handsets E5640/E5643B/E5644B Replacing a handset To de-register all handsets E5655 only To re-register a handset Re-registering a handset Enter Base ID To re-register a handset to a new telephone base Belt clip & optional headset Troubleshooting Charge BatteryBattery does Does not Telephone When there is anThere is no dial Tone Problem Troubleshooting Not receive caller Hear noiseCordless Handset, None of the keys Or buttons work System does System are CommandsRecord message Messages For electronic Day of the weekIs incorrect on Message window Common cure Important safety information Important safety information Especially about cordless telephones Pacemaker Patients Precautions for users of implanted cardiac pacemakers Especially about telephone answering systems FCC Part 68 and Acta FCC Part 68 and Acta FCC Part Limited warranty Limited warranty Limited warranty Limited warranty Please retain your receipt as your proof of purchase