Cleaning And Maintaining The Ac 3200-Ii; If A Problem Occurs - Sennheiser AC 3200-II Instruction Manual

Cleaning and maintaining the AC 3200-II

CAUTION
LIQUIDS CAN DAMAGE THE ELECTRONICS OF THE DEVICE
Liquids entering the housing of the device can cause a short-circuit and dam-
age the electronics�
Keep all liquids away from the device�
Do not use any solvents or cleansing agents�
Before cleaning, disconnect the NT 12-125D mains unit from the mains power
supply�
Only use a dry cloth to clean the device�
Regularly check the air vents for dust deposits� If necessary, remove the dust
with a soft brush�

If a problem occurs

Problem
The LED does
4
not light up�
Extra LEDs light
3
up for RF inputs
which are not in
use�
One or several LEDs
do not light up�
3
Cleaning and maintaining the AC 3200-II
Possible cause
The AC 3200-II
doesn't consume
current�
The transmitting an-
tenna or the antenna
cable is not connect-
ed, of the wrong type,
damaged or faulty�
A transmitter is con-
nected to the corre-
sponding input but
the transmitter
is not switched on�
Solution
Check if the AC 3200-II is
connected to the NT 12-125D
mains unit, if the mains unit is
connected to the mains power
supply and if the on/off switch
is pressed�
5
Check that the transmitting
antenna or the antenna cable
is correctly connected, of the
correct type, and is not dam-
aged or faulty�
Check that the transmitting
antenna or the antenna cable
is connected to the antenna
output and that all trans-
8
mitters are connected to RF
inputs �
7
Switch the transmitter on�
AC 3200-II | 27