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MCW-D 50 – Setting up
8.
Battery Charging with external CA 2457 Power Supply Unit
Rear view MCW-D 521 / 523
2
Rear view MCW-D 531 / 533
9.
Trouble Shooting
If problems occur that you do not find listed below, reset the MCW-D system to the standard configuration with the MCW-D 50
Conference software. Please refer to the appropriate manual.
Problem
LED
or
flashes red rapidly
7
20
Power LED
or
flashes
3
16
Microphone unit goes off
Allocation is not possible
Microphone unit cannot be switched on
• The MCW-D microphone units can also be charged with the external
CA 2457 power supply unit, which is connected to the DC socket
• The charging process is indicated by the operating control LED
LED indication during charging the battery:
a) Operating control LED is flashing red . . . . . . . . . . . . . . . Battery is charged
b) Operating control LED illuminates red permanently . . . . Battery is full
c) Operating control LED is flashing red rapidly. . . . . . . . . . Error
3
Important:
• After some time the capacity of the rechargeable batteries is reduced
• It is normal that the rechargeable batteries are heated up during the
• When the battery is completely empty, the charging time is around
• If the microphone unit is switched on during the charging process, the
15
16
Possible Cause
• Control unit is not switched on
• Microphone unit is not within the range
of the control unit
• Frequency bands have been
configured incorrectly
• Battery is almost empty
• Low battery warning to indicate that the
battery is almost empty
• Check if the battery is still full
• PIN Code is activated
• All channels are occupied
• Check the number of open microphones
(NOM) with the MCW-D 50 Conference
software
• Microphone unit is not within the range
of the control unit
• Check the adjusted frequency bands
• Interference caused by WLAN
• System operates in the PC
controlled mode (Controller)
• Control unit is not switched on
• Check the number of open microphones
(NOM) with the MCW-D 50 Conference
software
• Check the battery
• Microphone unit is not within the range
of the control unit
technically. This will reduce the operating time.
charging process.
5 hours with the MCW-D 521 / 523 and approx. 7 hours with the
MCW-D 531 / 533.
LED
or
will illuminate green.
3
16
Solution
• Switch on the control unit
• Reduce the distance between
control unit and microphone units
• Check the adjusted frequency bands
with the MCW-D 50 Conference
Software
• Recharge the battery inside the micro-
phone unit
• If the battery is empty, recharge it
• Deactivate PIN Code
• Switch off an activated microphone
• If possible increase the number of open
microphones (NOM) with the MCW-D 50
Conference software
• Reduce the distance between
control unit and microphone units
• Use the standard adjustments
mentioned in the MCW-D 50
Conference manual
• Select another frequency band for the
RF module(s) with the MCW-D 50
Conference Software
• Set the system into the autonomous
operating mode with the MCW-D 50
Conference Software
• Switch on the control unit
• If possible increase the number of
open microphones (NOM) with the
MCW-D 50 Conference software
• If the battery is empty recharge it
• Reduce the distance between
control unit and microphone units
48
or
.
2
15
or
.
3
16
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