User Manual
2.Press left
key and UP / DOWN
button to the location memory
3.Press left
key, the display shows “ n Left”.
Call Information
You must subscribe to Caller ID service from your service provider to use this feature. Call Logs store information related to received calls, missed calls and dialed calls. SD8421 can store up to a maximum of 30 calls, consisting of 10 received, missed and dialed calls respectively.
To Check Call Records
1.In standby mode, press left
key, goes to CALL LIST (Call Information) mode;
2.Press left
key again, the display shows Missed Calls, Received Calls, Dialed calls and Clear All Calls;
3.Then press left
key again, the display shows these calls numbers;
4.Select one number, then press left
key, and UP / DOWN
button to the location Show Details;
5.Press left
key, then the display shows the details of the call, including the call number, and the date and time the call is received or dialed.
Handset Setting
To Set Wall Paper
1.Select < Wall Paper> under HANDSET mode;
2.Press left
key to confirm, and press UP/DOWN
button to scroll through the pictures;
3.Choose the picture you prefer, then press left
key to confirm, now the picture is set to the wallpaper of the handset.
To Set External/Internal Ringer Volume (1 -5 level)
1.Select < Ringer Set> under HANDSET mode;
2.Press left 
key to confirm, then UP/DOWN 
button to the location ExternalVo/InternalVol;
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