Topcom SOLOGIC B921 User Manual page 290

4.7
OK
4.8
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
(Flash)
R
/
1
"HANDSET"
2
3 "RING TONE"
4 "INTERNAL" "EXTERNAL"
5
1
"HANDSET"
2
3 "RING TONE"
4 "VOLUME"
5
R