Instruction/ maintenance manual of the product AK-21 Linear
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AK -21 Digital K eyless Entr y System (760) 438-7000 USA & Canada (800) 421-1587 & (800) 392-0123 Toll Free FAX (800) 468-1340 www.linearcorp.com 228045 A IMAGE 1 PRINTER’S INSTRUCTIONS: INSTR,INSTL,AK-21 - LINEAR P/N: 228045 A - INK: BLACK - MA TERIAL: 20 LB .
CONTENT S INTRODUC TION Linear’ s AK-21 is a digital keyless entry system designed for access control applications. The k eypad is housed in a rugged, plastic enclosure and is designed to be mounted in a standard single-gang electrical box. The die-cast k eys hav e bright, easy-to-read yellow gr aphics.
1 COMPONENT L OCA TIONS WIRING DIA GRAM 228045 A IMAGE 3 RED/GREEN POWER/ACCE SS INDICATOR YELLOW "LOCKOUT" INDICATOR KEYPAD S OLID S TATE WHITE LED DOWN LIGHT MA S TER CODE RE S ET JUMPER (JP2) TERMINAL BLOCK #1 (TB1) TERMINAL BLOCK #2 (TB2) BEEPER LEVEL JUMPER (JP1) FACEPLATE BEZEL MOUNTING PLATE 1 - AC OR DC 2 - AC OR DC 3 - N.
2 INS T ALL A TION Bef ore installing the keypad, the unit m ust be par tially disassembled to access the mounting plate . The ke ypad’ s bezel can be e xchanged for a diff erent color when the ke ypad is apar t.
3 Ke ypad Wiring See Figure 7 f or an example of a basic door installation. The ke ypad is mounted adjacent to the door . An electric door str ik e is mounted in the door jamb to release the door lock. A magnetic s witch is mounted on the top of the door jamb for detecting when the door is open.
4 F AC T OR Y DEF AUL T S MASTER PROGRAMMING CODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123456 ENTRY CODE LENGTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 DIGITS REQUEST -TO-EXIT OUTPUT RELA Y .
5 PROGRAMMING OPTIONS There are se veral AK-21 progr amming options. For most installations, the f actor y set def ault options are suffi cient. The ke ypad must be in Programming Mode to mak e these changes.
Beep Sounds During Auxiliar y Relay Default: No Selects whether or not the ke ypad beeps dur ing A uxiliar y Rela y activation. Press: 4 2 # Sound # Sound = 1 f or Y es, = 0 for No Beep Sounds During Output #3 Default: No Selects whether or not the ke ypad beeps dur ing Output #3 activ ation.
An important point after buying a device Linear AK-21 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Linear AK-21 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Linear AK-21 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Linear AK-21 you will learn all the available features of the product, as well as information on its operation. The information that you get Linear AK-21 will certainly help you make a decision on the purchase.
If you already are a holder of Linear AK-21, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Linear AK-21.
However, one of the most important roles played by the user manual is to help in solving problems with Linear AK-21. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Linear AK-21 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
