Topcom SOLOGIC B921 Short User Manual page 53

3.7
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
/
1
2 "HANDSET"
3 "RING TONE"
4 "INTERNAL" "EXTERNAL"
5
(1 9)
1
2 "HANDSET"
3 "RING TONE"
4 "VOLUME"
5
,
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/OK.
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,
/OK.
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/
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(Off, 1-5)
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53