DoorKing PC Compatible Multi-Door Access Controller 1838 - Manual (Page 42)

SYMPTON POSSIBLE SOLUTION(S)
Cannot get into
programming mode. Wrong master code entered. Start over.
Waiting too long between pushing buttons. Enter information quicker.
Keypad is not plugged into board correctly. Cable points to the left.
Memory chips are installed backwards.
System emits a long
tone and cancels
programming. Waiting too long between pushing buttons.
Forgetting to press # first when programming.
Keypad is dead. No power. Check for 16 VAC input power.
Check that the keypad is properly connected to the circuit board. The cable on the
plug points to the left when connected to the circuit board.
Buzz or noise on the
phone line. Disconnect the phone line from the system and check it with a handset. If line is
noisy, problem is with the phone line and not the entry system.
Check for any shorts to ground behind the circuit board.
Check for pinched wires near the door hinge.
Check for 16-volt power shorted to ground.
Check for phone line shorted to ground.
Check that phone wires are twisted.
Check that the proper type of phone wire was used for an outdoor and / or
underground application.
Check that all wires, speaker, keypad, etc. are isolated from ground.
Check that the cabinet is properly grounded. Be sure that case ground (terminal 3)
is not used as a low voltage common.
Check for excessive voltage drop on 16 VAC power.
Ringing or howling
from the speaker. Volume is set too high (3.8.4).
Door strike locks on. Excessive voltage-drop on 16 VAC line.
Using a transformer with too low VA rating.
Relay strike time programmed too long (3.3.1).
Door strike or gate
operator holds open. System was given a hold open command. Call the system and press the tone
deactivate number (3.3.3).
System will not
answer when called. Ring pin is not installed (3.8.2).
Bad phone line or insufficient ring voltage.
Touch-tone 9 will not
activate relay. Re-program tone-open number to 9 (3.3.3).
If phone emits a short pulse rather than a long tone, press 9 twice in rapid
succession 9 9.
Try another phone that is known to work.
Lower speaker volume (3.8.4).
Relay activates but
gate operator will not
open. Re-program relay strike time for a longer period (3.3.1).
Check wiring to gate operator.
Check gate operator.
Postal switch will not
activate relay. Be sure that the wire-tie has been clipped off the postal switch.
Be sure that the relay has been programmed for postal switch input (3.3.4).
Be sure postal switch is connected properly.
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