-8-
Trouble Shooting
Phenomena
Possible Cause
Solution
No sound
The power
indicator does
not light
The transmitter is not turned on
Turn on the transmitter
The receiver is not turned on
Turn on the receiver
Battery power is low
Replace with new battery
Receiver volume is low
Adjust the volume of receiver
Wrong connection between
transmitter and sound source
Reconnect in the correct way
Receiver is too far away from
transmitter and mute control of
receiver turns on automatically
Use the receiver within the effective
range as specified in the manual.
No power connection
Frequencies are not matched
Adjust the CH button on the receiver to
match the channel with that of the
transmitter
Check if the battery is assembled wrongly,
reassemble it in the right way according to
the polarity
Adjust a new channel for the receiver and
transmitter
Battery is assembled oppositely
The frequency of transmitter is
too close with other frequency
channel
Check if the connector of the power
adaptor is plugged into the power socket
of the transmitter
The receiver
receives other
sound or
broadcasting
4. Put the waste battery into classified dustbin rather than used as toy by children or
discarded directly to avoid potential danger or affecting the environment.
5. The product and accessories should be put in dry and ventilated place rather than
humid or dusty environment. Prevent the product from fire, liquid, rain, water,
over-colliding, throwing, vibrating, vent hole covered to avoid function damage.
6. When the product needs to be installed on wall or ceiling, please fix it tightly to
avoid dropping risk.
7. Please abide by safety rules during operation. Do not use the product in the place
prohibited by regulation or law to avoid accident.
8. Do not disassemble or repair the product by yourself to avoid personal injury. If you
have question or need service, please contact the local dealer.
9. The applicable altitude and climate condition of the product is subject to the power
adaptor, below are the examples of the meaning of the power adaptor icons:
Applicable to the altitude
below 2000m only
2000 m
Applicable to the non-tropical
climate condition only
-9-
Receiver 1pc
Transmitter 1pc
Earphone 1pc
AA battery 2pcs
3.5mm to 6.3mm plug 1pc
3.5mm to 6.3mm conversion cable 1pc
3.5mm to RCA connecting cable 1pc
Manual 1pc
12V/300mA power adaptor 1pc
Specifications are subject to change without prior notice.
Product Content
*
Application
Studio recording monitoring, on-stage monitoring
Frequency Range: 780-789MHz
780-805MHz ( Power Supply: DC 12V/300mA
Transmit Power: ≤15dBm Operating Current: 80mA±10mA
Operating Range: ≥50m
optional)
Specification
Receiver
Power Supply: DC 3V (2pcs AA Batteries) Operating Current: 50mA±20mA
S/N Ratio: ≥50dB (A+) Sensitivity: S/N 12dB 3uV
Frequency Response: 60Hz-8KHz Frequency Range: 780-789MHz
Stereo Separation: ≥42dB 780 805MHz - (optional)
Transmitter
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