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3. MAINTENANCE, TROUBLESHOOTING
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3.2 Replacing the Fuse
The 6A fuse inside the Loud Hailer protects it from reverse polarity and equipment fault. If
the power cannot be turned on, the fuse may have blown. Have a qualified technician check
the fuse.
WARNING
Use the proper fuse.
Use of a wrong fuse can result in damage
to the equipment or cause fire.
3.3 Troubleshooting
Below are simple troubleshooting procedures which the user may follow to try to restore
normal operation. If normal operation cannot be restored, do not attempt to check inside
any unit. Any repair work is best left to a qualified technician.
Troubleshooting table
If…
Then…
power cannot be turned on • check that the power cable is tightly connected.
• fuse may have blown. Have a qualified technician
check the fuse.
you cannot hear voice from an intercom
station
• adjust the [LISTEN VOL] control.
output volume is too low • adjust the [HAIL VOL] control.