Trouble Shooting - Sennheiser ASA 3000 Instruction Manual

Trouble shooting

Trouble shooting
26
The LED POWER
The unit is not powered.
Disturbed reception or no reception
Possible causes:
! Transmitting antennas are not within the
reception area
! Transmitters or receivers are not turned on
! Transmitter batteries are not inserted or
batteries are low
! The antennas are not connected correctly
! The connecting cables are defective
! Too high cable attenuation due to too long
antenna cables or wrong type of antenna
cable
! The selected transmission and receiving
frequencies are not within the frequency
window of the selective input modules
(optional) and antenna boosters (optional)
! When using active antennas or antenna
boosters, the supply voltage must be turned
on (siehe "Connecting the antennas" auf
Seite 22). The two LEDs
and DC FEED ANT B
If the LEDs do not light up even though the
two switches DC-Feed ANT A
ANT B are set to position "ON", the
antenna inputs are short-circuited.
does not light up
DC FEED ANT A
light up green.
and DC-Feed