Troubleshooting Tips
Problem Doorbell Entry Alert Motion Extender
Does not
sound
• Verify batteries are
installed correctly. Make
sure outlet is functioning.
• Check the receiver and
button are within 500’
operating range.
• Range may vary
depending on
environment.
• Verify minimum outlet
power to receiver is
110 VAC.
• Check to make sure the sensor and
magnet are in correct alignment and
not more than the 5/8” apart.
• Verify battery is installed correctly.
• Make sure outlet is functioning.
• Check the receiver and button are
within 500’ operating range. Range
may vary depending on environment.
Verify minimum outlet power to
receiver is 110 VAC.
• Replace batteries in motion
sensor.
• Check the receiver is within
500’ of the motion sensor.
• Check that metal objects do
not block the motion sensor
signal or move the receiver.
Range may vary depending
on environment. Verify
minimum outlet power to
receiver is 110 VAC.
• Check to make sure all wires to chime
terminal strip are tightly connected to
correct screws.
• Make sure outlet is functioning.
• Check that receiver and sensor are within
500’ operating range. Range may vary
depending on environment.
• Verify minimum outlet power to receiver
is 110 VAC.
• Extender may not be compatible with
all doorbells, especially digital, musical
doorbells.
• Verify power to existing doorbell is 16
VAC, 10VA.
Receiver
sounds
randomly
• Make sure silicone
button is aligned
properly.
• The magnet may be mounted
too far away from the sensor and
door vibration could trigger the
chime receiver. Move magnet
closer to the sensor.
• Check for moving objects,
such as: trees, animals and
insects on the surface.
• Be sure sensor is mounted
securely.
• Make sure original doorbell is not stuck.
All sensors
play the
same tune
• Use the program/sound
selection button to change
the sound options.
• Use the program/sound selection
button to change the sound options.
• Use the program/sound
selection button to change
the sound options.
• Sounds for front and back doors are
xed.
• Be sure black and brown wires are not
shorted together.
Important Notice
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may
not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
STI-3301 FCC ID: TXL3301 IC: 6335A-3301
STI-3551 FCC ID: TXL3551 IC: 6335A-3551
STI-3601 FCC ID: TXL3601 IC: 6335A-3601
STI-3353 Tested to comply with FCC Standards
Changes or modications not expressly approved by Safety Technology International, Inc. could void the user’s authority to operate the equipment.
Warranty
Safety Technology International, Inc. warrants to the original consumer/purchaser that this product shall be free of defects in material an
workmanship under normal use and circumstances for a period of one (1) year from the original date of purchase.
Electronic warranty form at www.sti-usa.com/wc14.
Technical Support
Contact STI at 800-888-4784
STI-3353 Wireless Chime Receiver
Volume Control
Up - High
Down - Low
Program Button
Sound Selection for all Sensors – After programming receiver with sensor, push and hold program/sound selection
button shown on the SENSOR diagrams until you hear a BEEP on the receiver (about 5 seconds). After receiver BEEPS, press
program/sound selection button on SENSOR to scroll through and select one of the available sounds. After desired sound nishes
HOLD program/sound selection button on sensor to save and exit (about 5 seconds until receiver BEEPS).
Programming Receiver with Sensors
1. Plug receiver into 120 VAC outlet.
2. Press and release program button on receiver. Receiver will make a tone.
3. Press and release program button on sensor(s). Receiver will make a tone to acknowledge programming success.
4. Press program button on receiver to exit program mode (receiver will automatically exit in 20 seconds).
