DSC Keypads manuals

LCD5511 and LED5511 cheat sheet

• Arm (away)your codeorhold5

  • The green Ready light (tick) must be on. If it's off, close the open doors and windows; an LCD5511 shows which zones when you press [#].
  • Key in your code, then leave through your entry/exit door.
  • Or hold [5] (the house key) for 2 seconds, if your installer has turned the function keys on.
  • The red Armed light comes on once the system has armed.
  • Quick arm, if your installer allows it: [*][0] from Ready arms without a code.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Arm while homeyour codeorhold2

  • DSC calls this Stay. Key in your code and don't go out the door.
  • Or hold [2] (the person-in-a-house key) for 2 seconds, if your installer has turned the function keys on.
  • The LCD5511 shows the person-in-a-house symbol while armed in Stay.
  • [*][9] then your code arms with no entry delay.
  • Want the bypassed zones back on while in Stay? Press [*][1].

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Disarmyour code

  • Come in through your entry/exit door and key in your code.
  • Your code also silences an alarm that is sounding.
  • If there was an alarm, the LCD5511 shows the (i) symbol and scrolls the zone numbers.

  Pages 1 and 2 of the Using the LCD5511 Keypad
• Bypass a zone*12-digit zone#

  • Each detector or door contact is a zone.
  • Press [*][1], then key in each zone to bypass as 2 digits: 05 for zone 5.
  • Press [#] to finish and go back to Ready.
  • The LCD5511 shows the crossed-out door symbol for bypassed zones.
  • On an LED5511 the System light comes on; [*][1] lights the numbers of the bypassed zones.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Alarm memory*3

  • After an alarm the LCD5511 shows the (i) symbol and scrolls the numbers of the zones that went off.
  • Press [*][3] to see the zones in memory.
  • On an LED5511 the System light comes on; [*][3] lights the zone numbers.
  • Press [#] to go back to Ready.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Chime on or off*4orhold8

  • Press [*][4] to turn door chime on, and again to turn it off.
  • Or hold [8] (the music-note key) for 2 seconds, if your installer has turned the function keys on.
  • The LCD5511 shows a music note for door chime.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Reset smoke detectors*72

  • Fire alarm sounding? Key in your code to silence it.
  • Press [*][7][2] to reset the smoke detectors.
  • The LCD5511's flame symbol means a fire alarm is in memory.

  Pages 1 and 2 of the Using the LCD5511 Keypad
• Panic alarmhold7+9orhold1+3orhold4+6

  • Hold both keys together for 2 seconds.
  • [7]+[9] sends a Panic message, [1]+[3] a Fire message and [4]+[6] an Auxiliary message.
  • They only work if your installer has programmed them.
  • If your installer has turned on the confirm beep, the keypad beeps once the message is sent.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual
• Set the date and time*6master code1timedate#

  • Press [*][6], key in the master code, then [1].
  • Key in the time as 4 digits on the 24-hour clock: 1430 for 2:30 pm.
  • Then the date as 6 digits, month first (MMDDYY): 28 September 2026 is 092826.
  • Press [#] to go back to Ready.

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• Trouble lights*2

  • The LCD5511 shows a triangle for a system trouble. On an LED5511 the System light comes on.
  • On an LED5511 that light also means a bypassed zone or an alarm in memory.
  • Press [*][2]. Numbers 1 to 8 at the top of the display show which troubles you have.
  • Your panel's instruction manual lists what each number means.
  • Have any trouble put right by your alarm installer.

  Pages 1 and 2 of the Using the LCD5511 KeypadPage 1 of the LED5511 Keypad Manual