Parking Alert Sensor SFA275 USER MANUAL PLEASE READ THIS USER MANUAL COMPLETELY BEFORE OPERATING THIS UNIT AND RETAIN THIS BOOKLET FOR FUTURE REFERENCE
COMPLIANCE WITH FCC REGULATIONS 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. NOTE : 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.
LOCATION OF CONTROLS 1. ULTRASONIC SENSOR 2. POWER SWITCH 3. DC INPUT JACK 4. RED LED 5. YELLOW LED 6. GREEN LED 7. ALARM POWER SOURCES The SFA275 operates using the supplied AC Adapter or with a 9V battery (6F22) (not included). BATTERY OPERATION Disconnect the AC adapter before installing the battery. For best performance and longer operating time, we recommend using alkaline battery. 1. Remove the battery door on the back of the SENSOR UNIT. 2. Insert one new 9V battery (6F22) (not included).
5. Do not dispose of batteries in fire, batteries may leak or explode. AC ADAPTER OPERATION An included power adapter with an output of 9V DC 100mA ( center “+” positive) can be plugged into the DC IN JACK (#3) of the SENSOR UNIT in place of batteries. 1. Plug the AC adapter into an AC power outlet socket. 2. Insert the DC plug of the AC adapter cord into the DC IN JACK (#3) on the side of the SENSOR UNIT.
The DISPLAY UNIT should be mounted comfortably within the driver’s field-ofvision. The SENSOR UNIT is mounted directly below the DISPLAY UNIT, usually about 20 - 30 inches from the ground. Different vehicles may trigger the SENSOR UNIT at different points, a slight adjustment to where the sensor is mounted may be necessary. Make sure the ultrasonic sensor is aligned with the bumper or the license plate so that the ultrasonic signal can be reflected back to the SENSOR UNIT.
3. Drive the car slowly into the garage. When the car is about 16.4 feet away from the SENSOR UNIT, the GREEN LED begins to flash, and you can continue driving safely, but you should slow down your car. 4. When the car is about 4.9 feet away from the SENSOR UNIT, the YELLOW LED begins to flash, and the built-in buzzer gives a “Beep Beep” sound. You should proceed with caution. 5. When the car is about 1.
Notes: • The SFA275 can work continuously and automatically. If you don’t use the SFA275 for a long time, please remove the battery (or disconnect the AC Adapter). • When using the SFA275, make sure that there is no other ultrasonic source nearby. • Use the SFA275 in a dry, clean area. Any motion caused by wind may turn the unit on. • Don’t open the SFA275 case to avoid electric shock before turn it off. • If the car speeds into the garage, the accuracy of the alarm indication will decrease.
1 YEAR LIMITED WARRANTY AND SERVICE VALID IN THE U.S.A. ONLY This product is manufactured, distributed or sold by SPECTRA MERCHANDISING INTERNATIONAL, INC., official licensee for this product. All right, title and interest to use the “First Alert” logo trademarks and the “First Alert” trade dress are exclusively licensed by BRK Brands, Inc. and are used under license from BRK Brands, Inc..
description explaining how the unit is defective. A customer service representative may need to contact you regarding the status of your repair, so include your name, address, phone number and e-mail address to speed up the process. IF THE UNIT IS OUTSIDE THE WARRANTY PERIOD, please include a check for $12.00 to cover the cost of repair, handling and return postage. All out of warranty returns must be sent prepaid.
