IRX32/12/4
INFRA
COM®
Guard function (option)
Press
„CH
4
“
to scroll to the Guard test function
„GU“
can be displayed.
If the Guard-module is installed and the menu item is activated it can be checked by
pushing
„VOL
t
“.
The Guard signal will switch on for a period of 5 sec. You can hear a
clear non continuous peeping sound. If no sound is heard either the Guard module is
not installed or another problem is occurred. Pushing
„VOL
u
“
will stop the test
immediately.
Display if GUARD Module is installed
System parameters P1, P2, P3
Press
„CH
4
”
to scroll to the system parameters
„P1, P2, P3”
.
The displayed values are for testing purposes only and can not be modified.
P1: for adjustment and calibration channel is set to 00 and volume is set to 10.
Display periodic:
„P1“
„00“
and
„°10“
P2: checking of digital volume adjustment.
Display periodic:
„P2“
„°00“
„°03“ „°06“ „°09“
„°12“ „°15“
P3: checking of signal quality with volume 04 and automatically changing of channel.
Display periodic:
„P3“
„00“
„01“ „11“ „15“
„21“ „22“ „23“ „31“
(Band II) and
„P3“
„00“
„01“ „11“ „15“
„22“ „23“ „24“ „31“
(Band IV) respectively.
With 12 channel receiver the channels above channel 11 are skipped. The shift f
has no effect on the service mode P3.
unction
Display of service mode
With 4 channel receiver the channels above channel 01 are skipped. The shift function
has no effect on the service mode P3.
Muting
Press
„CH
4
”
to scroll to
„U
Γ
”
.
This function means muting of the audio signal in the infrared field if there is a weak
signal e.g. less than 20 dBA field strength (reasonable values are 36-43 dBA field
strength). The muting function is normally on (factory default), you may see that at the
display with the letters
„on“
. Deactivation
(„oF“)
can be made with
„VOL
u
“
key,
activation (
„on“
) via
„VOL
t
“
key.
Display of the Muting function
20
Copyright by Brähler ICS
