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1. IMPORTANT SAFETY INSTRUCTIONS ................................. 5
1.1. What’s in the box ....................................................................9
2. OVERVIEW ........................................................................ 10
2.1. Handset and Display Overview ................................................10
3. CONNECT ........................................................................... 12
3.1. Installing and Charging the Batteries .......................................13
3.2. Replace battery .....................................................................14
3.3. Connecting the Base Station ...................................................14
3.4. Connecting the Charger(s) (for HB2688-2/HB2688-3/HB2688-4
models) ..........................................................................................15
4. BEFORE USE ...................................................................... 16
4.1. Check for dial tone ................................................................16
4.2. Operating range .................................................................... 16
5.1. Using the handset menu ........................................................16
5.2. Set language ........................................................................16
5.3. Set date and time .................................................................17
5.3.1. Change Date/Time Format ......................................................17
5.3.2. Set the Time ........................................................................17
5.4. Dial mode ............................................................................17
5.5. Temporary tone dialing ..........................................................18
6.1. Make a Call ..........................................................................18
6.2. Predial a call .........................................................................18
6.3. Answer a Call .......................................................................18
6.4. End a Call ............................................................................18
6.5. Speakerphone ......................................................................19
6.6. Volume ................................................................................19
6.7. Mute ...................................................................................19
6.8. Join a call in progress ............................................................19
6.9. Chain Dialing ........................................................................20
6.9.1. To access a number from the phonebook while on a call: ............20
6.10. Temporary Ringer Silence ....................................................... 20
6.11. Redial List ............................................................................20
6.11.1. Review a redial list entry ........................................................20
6.11.2. Dial a redial list entry ............................................................20
6.11.3. Delete redial list entry ...........................................................20
6.11.4. Delete all redial entry ............................................................21
6.12. Multiple handset use .............................................................. 21