Power Supply - Monacor International JTS MH-8990 Mode D'emploi

The regulations of the country where this unit is oper -
ated must always be observed. These regulations can
be found via links to the national authorities from the
following Internet address:
www.ec.europa.eu/enterprise/rtte/weblinks.htm

4 Power Supply

G
Only insert batteries of the same type and always
replace all batteries.
G
If the microphone is not used for a longer period
(e. g. more than a week), remove the batteries.
Thus, the microphone will not be damaged in case
of battery leakage.
1) Unscrew the cap (7) for the battery compartment.
2) Insert two 1.5 V batteries of size AA (R6) with the
positive and negative connections as indicated on
the holder.
3) Place the battery compartment cap straight against
the thread of the microphone body and screw it on.
5 Setting the Microphone into Operation
1) Before switching on the microphone, set the receiv -
er to an interference-free transmission channel
(see instruction manual of the receiver).
2) Then switch on the microphone: Set the POWER
switch (9) at the lower end of the microphone to the
position POWER. If required, slide the safety cap
(10) downwards beforehand. The display (3) will
indicate the transmission group adjusted with the
corresponding transmission channel (in the group
mode), e. g. or the transmission frequency (in
the frequency mode) and a battery symbol (2)
show ing the current charging status of the batteries
in several steps:
fully charged
If the batteries are exhausted (indication
colour of the display on the receiver will additionally
change from green to orange as a warning.
3) The keys (4 – 6) which are slightly recessed are
easily actuated by means of the tip of your thumb.
4) Set the microphone to the same transmission
group and the same transmission channel or the
same radio frequency adjusted on the receiver:
→ chapter 5.1 or chapter 5.2
5) Speak/sing into the microphone. The mute switch
(11) must be in the position OFF, otherwise no
audio signal will be transmitted. The volume level of
the microphone can be readjusted by modification
of the sensitivity → chapter 5.3.
6) The microphone can be locked to prevent acciden-
tal modification of the adjustments or switching off:
→ chapter 5.4.
7) For short interruptions, the signal transmission can
be muted so that no interference will occur → chap-
ter 5.5.
8) The identification ring (8) can be exchanged
9) To switch off the microphone after operation, set
5.1 Adjusting the transmission group and the
1) Keep the key SET (6) pressed for 2 s until either the
2) Use the cursor keys to adjust the transmission group:
3) Press the key SET again to call the channel ad just -
4) Use the cursor keys to adjust the transmission
5) To memorize the adjustment, press the key SET.
exhausted
), the
Fig. 4
against one of the coloured rings supplied. This
allows colour coding of several systems with dif-
ferent radio frequencies.
the POWER switch (9) to OFF.
transmission channel
indication "MHz" or the group indication , ,
starts flashing on the display. If the indication "MHz"
starts flashing, shortly actuate the key SET once
again to go to the group adjusting mode.
Note: To exit the adjusting mode without making an
adjustment, press the key SET so many times
until the display shows
will then return to normal operation.
With the key (4), the groups will be scanned in
descending order; with the key
scanned in ascending order. The corresponding
channels and transmission frequencies can be
found in the table in fig. 4.
ing mode. On the display, the channel indication
1 – 16 will start flashing.
channel: With the key
scanned in descending order; with the key
will be scanned in ascending order.
The display will shortly show
mode will be exited, and the microphone will go to
normal operation.
Group
A
Channel
1 790.875 790.750
2 792.625 791.375
3 794.250 793.125
4 795.625 794.000
5 797.125 795.250
6 798.875 796.250
7 801.125 796.875
8 802.250 798.000
9 803.625 798.875
10 805.250 800.250
11 805.750 803.250
12 808.625 804.000
13 809.125 805.625
14 810.000 806.750
15 813.250 808.250
16 813.750 813.750
Transmission frequencies in MHz of the groups and
channels
®
. The microphone
(5), they will be
, the channels will be
, they
, the adjusting
B C D
791.125 790.625
791.750 791.125
792.625 791.875
793.750 793.625
794.500 795.875
796.125 797.125
796.875 797.875
798.250 799.125
799.000 800.875
800.875 801.375
804.500 802.875
805.875 803.375
806.625 804.125
807.750 806.250
808.375 807.625
813.750 813.625
or
9