User's Manual

RL-3980 Operation Instruction
1. 16 melodies for your option.
2. Cut out the blister card and take out the receiver and transmitter.
3. Load 3x1.5V AA batteries into the receiver and put it anywhere in a room.
4. Load 1x23A12V battery into the battery apartment, and then press red SW2 switch to select
the melody. One melody per time for your reference.
5. Fix the back plastic cover of transmitter on the door (iron door is excluded) and then hang it in
the cover.
6. Energy-saving 50%
7. Power consumption is less than 5mA when standby. High-quality battery can work more than
one year (20 times per day).
8. Please check and displace the battery when something wrong occurs, for example distance is
much nearer or sound is abnormal.
9. Digital technique is used and high interference-resistance.
Warning:
Changes or modifications to this unit not expressly approved by the party responsible for
compliance will void the user’s authority to operate the equipment. Any change to the equipment
will void FCC grant.
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions,
may cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following
measures:
--Reorient or relocate the receiving antenna.
--Increase the separation between the equipment and receiver.
--Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
--Consult the dealer or an experienced radio/TV technician for help.