Maas PT-555 User Manual - page 62
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Scanning
Under standby mode, press [ ] to enter scanning. You can change the scanning
direction by rotating the middle knob by clockwise or counter clock-wise, then press [ ]
or [PTT] or [MONI] to exit.
Press [ ] continuously to enter menu 05 to choose menu “SCN”, you can choose from
“OFF”, “CH”, “CT”, and “DCS”. You can choose the desired one by rotating the knob, and
then press [PTT] to confirm.
Channel scanning
Under channel mode, press [ ] continuously to enter menu 05, and then select
"SCN CH" by rotating the knob. Then back to the standby mode.
Press [ ], the radio enter into channel scanning mode
Note: channel scanning only works when there are more than 2 channels with data and
unlock.
To change the scanning direction by rotating the middle knob in the process of the
scanning.
If receiving the signal in scanning, it will stay for 5S and then scan the next channel no
matter the signal exist or not.
Press [ ] to exit.
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Priority scanning
Under channel scanning, if you set the priority scan, it will enter the priority scanning when
you press [ ].
Press [ ] continuously to enter menu 06, to choose the priority scanned channel by
rotating the middle knob and then press [PTT] to confirm. If choose "OFF" it won't enter
the priority scanning when the scan begins.
The operation of the priority scan is the same to the channel scanning.
CTCSS Scanning
Press [ ] continuously to enter menu 05, to choose "SCN CT" and then long
press [ ] to back to the standby mode.
Under standby mode, press [ ] to enter the CTCSS scanning.
To change the scanning direction by rotating the middle knob.
In the CTCSS scanning, if receiving CTCSS signaling, the radio will stay in the current
signaling until you set the new scanning direction by rotating the middle knob, at this
time the radio will exit the current signaling and start the scanning again.
Press [ ] to exit.
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