Radio Engineering Industries Inc. WM70 用户手册
8 / 10
2) 530.15:the present using frequency is 530.15 MHz
Battery power situation, to tally 4 status.
Power full
60% power capacity;
40% power capacity;
10% power
capacity, nearly power off, should change another battery.
I: Trouble Shooting
Malfunction
Reason & Disposal
No LED lights when you turn on
the power
Check if the cable is plugged
correctly and the power on, check
also the fuse;
LED lighting but no voice output
Check if the volume is turned on to
the minimum or the plug is inserted
correctly;
Receiving range getting closing and
signal getting instability
Check if the antenna has moved
out, or the receiver is in a wrong
position (on the ground or at the
corner), or near a magnetic field;
Sound become different
Check if the battery has run out, or
there’s the same frequency round,
or there’s 2 sets of same products
working at the same time an same