Ambient Light Sensor
A small unmarked sensor is built into the control panel. This
sensor detects the light level in the room and adjusts the control
LEDs, dimming them in dark environments.
Attention-Required LED
This LED indicates that a problem has been detected. Clean the
grids, grills and ionizing wires. If the problem persists, call our
customer service department at 1-800-344-5555.
Statement of FCC Compliance — Model SI724
WARNING:
Changes or modifications to this unit not expressly
approved by the party responsible for compliance could void the
user’s authority to operate the equipment.
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 pro-
tection 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
