Adjusting The Reception Group And The Transmission Channel; Lock Mode - Monacor International JTS US-903DC PRO / 2 Manual De Instrucciones

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6.1 Adjusting the reception group
and the transmission channel
1) Keep the key SET (9) pressed for 2 s until the dis-
play shortly indicates
group adjusted ( , , or ) flashes above the letter-
ing GROUP (c) and thus indicates the activated
group adjusting mode.
Note: To exit the adjusting mode without making an
adjustment, press the key SET so many times
until the display shows
return to normal operation.
2) As long as the reception group flashes in the dis-
play, it is possible to adjust it: With the key
groups will be scanned in ascending order, with the
M
key
(8) they will be scanned in descending order.
The corresponding channels and transmission fre-
quencies can be found in the table in fig. 4.
Note: If other wireless transmission systems are
operated with this wireless system at the same
time, the radio frequencies of the individual sys-
tems should be carefully matched to each other
to prevent interference.
3) Confirm the input with the key SET. The present
transmission channel now flashes above the let -
tering CHANNEL (c) in the display, the channel ad -
justing mode is active.
4) Use the cursor keys to adjust the transmission
channel (1 – 16): With the key
be scanned in descending order, with the key
ascending order.
Note: It is not possible to set both receiving units to
the same channel. The channel selected for one
receiving unit will be automatically skipped dur-
ing channel adjustment for the other receiv ing
unit.
5) To memorize the adjustments for the reception
group and the transmission channel, press the key
SET. The display will shortly indicate
adjusting mode will be exited, and the unit will go to
normal operation.
. Then the reception
. Then the unit will
L
(7) the
M
the channels will
L
in
, the

6.1.1 Lock mode

(locking the channel selecting keys)
To prevent accidental change of the transmission
channels selected, it is possible to activate the lock
mode. With the lock mode activated, it is not possible
any more to call the reception group mode/channel
adjusting mode for both receiving units.
1) To activate the lock mode, keep the key SET (9) in
one of the operating panel pressed for 2 s until the
display shortly indicates
group adjusted will flash. Press the key SET two
more times until
L
Press the key
(7) so that
display now. Then press the key SET.
shortly displayed before the unit will go to normal
operation.
2) To deactivate the lock mode, keep the key SET in
one of the operating panel pressed for 2 s until
flashes in the display. With the key
switch to
and confirm with the key SET.
will shortly be displayed, the unit allows op -
eration of the keys without limitation.
Note: The lock mode will not be deactivated by switch -
ing off the receiver. After switching on, the channel se -
lection will continue to be locked.
Group
A
Channel
744.250
1
2
745.500
3
746.500
4
747.125
5
748.250
6
749.125
7
750.500
8
753.500
9
754.250
10
755.875
11
757.000
12
758.500
13
759.000
14
760.750
15
761.750
16
763.250
Fig. 4 Receiving frequencies in MHz of the groups and channels
®
. Then the reception
will flash in the display.
will flash in the
M
B
C
D
740.750
741.125
740.625
741.375
741.750
741.125
743.125
742.625
741.875
744.000
743.750
743.625
745.250
744.500
745.875
746.250
746.125
747.125
746.875
746.875
747.875
748.000
748.250
749.125
748.875
749.000
750.875
750.250
750.875
751.375
753.250
754.500
752.875
754.000
755.875
753.375
755.625
756.625
754.125
756.750
757.750
756.250
758.250
758.375
757.625
763.750
763.750
763.625
is
(8)
13

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