BANKEN CO. LTD HEI-18Y-1 Manual De Usuario
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(1) How to open the battery case
As pushing up the black button on the side, slide the battery case horizontally from the body.
Snap the battery case open by the upside.
(2) Dry cell batteries
Size AAA alkaline batteries
When mounting replacement batteries, be sure not to mistake the polarity.
If the polarity is reversed, the battery will discharge all at once and may be incapable of being
reused.
(3) Battery life should be about 20 hours if used continuously.
(4) This model has functions to extend battery life and device for not used continuously.
(5) When the battery power gets low, the LED lamp flashes to let you know it's time to change the
batteries.
(6) If there is a strange noise on the receiver side or if the majority of the receivers are hard to hear,
replace the batteries of the transmitter or check if the plug is loose or there is dust in the jack.
2. Transmitter/receiver operation
Transmitter
Receiver
(1) Power on
Lightly pressing the power button of the transmitter/receiver turns the power on and lights the red
LED lamp. (At first, gradually increase the volume with the volume knob.) At this status, the
transmitter/receiver is working normally.
(2) Standby mode
Transmitter: If there is no communication for approximately 20 seconds, the LED lamp goes off
and the equipment switches to "standby mode."
Receiver: Linked with the transmitter, and change into “standby mode” immediately.
(Applying for a patent) The LED lamp goes off (but power is not cut off).
When in "standby mode," when a call is initiated by the transmitter side, the LED lamps of both the