TX677 Instruction Manual
12 June 2018
© 2018 Standard Communications Pty Ltd trading as GME. All rights reserved.
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Table of Contents
Use Low Transmit Power .........................................................................................................
18
General Operation
......................................................................................................................18
Turning the Radio On/Off ........................................................................................................
18
Adjusting the Volume ..............................................................................................................
18
Display Lighting .......................................................................................................................
18
Receiving Signals .....................................................................................................................
18
Transmitting ............................................................................................................................ 19
Time-out Timer.................................................................................................................. 19
Selecting Channels .................................................................................................................. 19
Squelch ................................................................................................................................... 19
Keypad Lock ............................................................................................................................
20
Duplex Operation ....................................................................................................................
20
Factory Reset .....................................................................................................................
21
Scanning ..................................................................................................................................... 21
Adding or Removing Channels ................................................................................................
21
Scanning for Channels .............................................................................................................
21
Scanning Features ...................................................................................................................
22
CTCSS, DCS and Silent Mode
.......................................................................................................22
Menu Options
.............................................................................................................................23
Using the Menu ...................................................................................................................... 23
Duplex Mode Selection ........................................................................................................... 24
CTCSS and DCS Code Selection ............................................................................................... 24
Transmitter Power ................................................................................................................... 25
VOX Settings ............................................................................................................................ 26
Squelch Level Setting .............................................................................................................. 26
Roger Beep Tone ..................................................................................................................... 27
Button Beep ............................................................................................................................ 27
Call Alarm Selection ................................................................................................................ 27
Dual Watch ..............................................................................................................................
28
Dual Watch Operation ............................................................................................................
28
Specifications
..............................................................................................................................32
General ................................................................................................................................... 32
Power Supply .......................................................................................................................... 32