Instruction manual Digital 9000 System

Digital 9000 | 111
If a problem occurs ...
SKM 9000 radio microphone
SK 9000 bodypack transmitter
Problem Possible cause Possible solution
Transmitter cannot
be operated,
“LOCK” appears on
the display panel
Lock mode is
activated
Deactivate the lock mode
(see page 90).
No operation
indication
Batteries are flat or
accupack is flat
Replace the batteries or
recharge the accupack
(see page 94).
No RF signal at the
receiver
Transmitter and
receiver are not on
the same frequency
Perform a frequency scan
(see page 56) and then
synchronize the transmitter
and receiver.
Transmission range
is exceeded
Reduce the distance
between transmitter and
receiving antennas.
Transmitter’s RF
signal is deactivated
(“RF Mute”)
Activate the RF signal
(see page 78).
Audio signal has a
high level of
background noise
or is distorted
Transmitter input
gain is too low/too
high
Adjust the input gain
(see page 82).
Problem Possible cause Possible solution
Transmitter cannot
be operated,
“LOCK” appears on
the display panel
Lock mode is
activated
Deactivate the lock mode
(see page 99).
No operation
indication
Batteries are flat or
accupack is flat
Replace the batteries or
recharge the accupack
(see page 94).
No RF signal at the
receiver
Transmitter and
receiver are not on
the same frequency
Perform a frequency scan
(see page 56) and then
synchronize the transmitter
and receiver.
Transmission range
is exceeded
Reduce the distance
between transmitter and
receiving antennas.
Transmitter’s RF
signal is deactivated
(“RF Mute”)
Activate the RF signal
(see page 86).
Audio signal has a
high level of
background noise
or is distorted
Transmitter input
gain is too low/too
high
Adjust the input gain
(see page 90).