Sennheiser 503125 Home Security System User Manual


 
15
Adjusting settings via the operating menu
The squelch should only be switched off for servicing purposes. With the
squelch threshold set to “Low”, you switch the squelch off by keeping the
DOWN rocker button pressed for 3 seconds.
If you have accidentally switched off the squelch:
̈ Press the UP rocker button to switch the squelch on.
Scanning for, releasing and selecting frequency presets –
“Easy Setup”
Selecting the frequency bank and the channel –
“Frequency Preset”
Overview of the frequency banks and channels:
If the squelch threshold is set to “High”, the transmission range
will be reduced under unfavourable reception conditions.
Display Squelch is ...
... switched on.
The dotted line displays the squelch
threshold.
... switched off.
The dotted line goes off and the audio
level display “AF” shows full deflection
(hissing noise).
Menu item Function of the menu item
Reset List Releases all locked frequency presets
Current List Selects an unused frequency preset
Scan New List Automatically scans for unused receiving frequencies
(frequency preset scan). If receiving frequencies are used,
they will be locked; if receiving frequencies are unused,
they will be released. After the frequency preset scan,
you can select an unused frequency preset.
When setting up multi-channel systems, please observe the
following:
Only the factory-preset receiving frequencies within one
frequency bank (“1” to “20”) are intermodulation-free. It is vital
to observe the notes on frequency selection on page 19.
Frequency bank Channels Type
1” to “20 up to 12 per
frequency bank
System bank:
frequencies are factory-preset
U up to 12 User bank:
frequencies are freely selectable
P
MHz
823.925
ew100 G3
AFRF
MUTE
P
MHz
823.925
ew100 G3
AFRF
P
Menu
B.Ch: 1. 1
Frequency Preset
B.Ch:
823.925MHz
Frequency Preset
1. 1
B.Ch:
Frequency Preset
“Stored”
SET
SET
SET
2. 2
823.925MHz
Call up “Frequency
Preset”
Select the frequency
bank and confirm
Select the channel;
store the setting