Essex Electronics K1 Series Manuel d'instructions télécharger pdf (Page 27)

Essex Electronics, Inc. | 805.684.7601 | 800.KEY-LESS | fax 805.684.0232 | keyless.com

device and make sure it falls within the system specications (see

Input Requirements on page 2).

Blown Fuse - Check the fuse on the circuit board. The purpose

is to protect the power supply and circuitry. If your locking device

is drawing too much current or there is a short, the fuse will blow.

Replace with a 2 amp slo blo only. A spare fuse is provided in the

spare parts kit. Although the fuse may appear intact, it is best to

check with a voltmeter.

Keypad beeps all by itself.

Constant Beeping - If the beep is consistently every 5 seconds, put

a .1uf 16v (or higher) ceramic capacitor across wires 3 & 10 (black,

violet) on terminal strip “A”.

Random Beeping - Check for bad circuit ground going to the

keypad. Is the black wire from the wiring cable securely fastened

to screw #3 on Terminal A? Check for bent pins on the back of the

keypad. Also check EARTH ground.

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Essex Electronics K1 Series Manuel d'instructions Page 27