Phone SettingDifferent combination of key sequences are used on different parameter settings as shown in thetable belowParameters Programming keysequenceLockProtectedValidSettingsDefaultSet flash time [save]+[#]+[0]+[1]+[#]+[X]+[#]Yes 1: 100ms2: 200ms3: 300ms4: 400ms6: 600ms9: 900ms300msSet ring melody [save]+[#]+[0]+[2]+[#]+[X]+[#]Yes 1 ~ 8 RING 1Set Flash time1. During On-hook, press [save]+[#]+[0]+[1]+[#]+[X]+[#]X could be set from 1 (100ms) / 2 (200ms) / 3 (300ms) / 4 (400ms) / 6 (600ms) / 9 (900ms).2. If the setting successes, a confirmation ring will be generated.Set Ring Melody1. During On-hook, press [save]+[#]+[0]+[2]+[#]+[X]+[#].X could be set from 1 to 8 (melodies 1~8).2. If the setting successes, the new ring melody is played.12