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Installation Instructions G5 - Revision C, September 2019
3M™ Drive-Thru System Model G5
B. General Troubleshooting
Table D. General Troubleshooting
Single Red Flash
(changed from flashing green)
Short red flash – Battery is inserted
Headset is powering up from Hibernate
Slightly longer red flash – Headset signs on to the base (as it transitions from flashing
green to solid green)
Alternating Flashing Green and
Red
Page Monitor Mode.
Red -> (Red+Green) -> Red ->
Green
-> Red –> (Red+Green) –> Red –>
Green
Headset registered to four Basestations.
Perform the following procedure to clear the headset registration data:
1. Hold down the top end of Volume Control zone with your thumb until you see a
blue light on the end of the mic boom.
2. Remove your thumb from the Volume Control zone.
3. While the blue light is still on, perform the following sequence in a smooth motion.
4. Tap the T1 touch zone 2 times.
5. Then, tap the T2 touch zone 2 times
6. The Headset LED will blink Red+Green three times and will announce
"Powering Off". The headset registration data is now cleared.
7. The Headset will momentarily turn off and power back up again.
Flashing in this sequence
Red -> 4sec blank - > Red - > 4sec
blank
The Basestation to which you are trying to register has more than
20 headsets registered already.
Follow the steps below to remove any registered headsets that are not in use
anymore:
1. Log into the Basestation.
2. Press the Mode key till you see the System Menu.
3. Select 04 Registration.
4. Select 02 Remove Headsets.
5. Scroll to the number of the headset you want to unregister.
6. Press Enter.
Blue (at Mic Boom tip) Solid blue, when holding the Volume touch zone, indicates that the headset is
listening for a special key sequence (e.g., for headset deregistration).
Blue flash when vehicle arrives in a lane (in addition to the vehicle present beep,
(single beep on Lane 1 or double beep on Lane 2).
Problem Possible Cause Solution
No communications. All headsets
have green LED flashing.
The Basestation has lost power. Make sure the power transformer is
plugged into the wall outlet and into the
Basestation power receptacle. If the
LCD display does not come on, check
for power at the wall outlet.
Headsets are not registered to
Basestation.
Register headsets.
The Basestation is defective. Call for authorized service.
A single headset has green LED
flashing.
Headset is not registered to Basestation. Register the headset.
Headset has lost reception to the
Basestation.
Move to a line-of-sight location to
establish communications again.
Defective headset. If the other headsets register OK, the
single headset needs repair.
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