Digital Monitoring Products 1912XR Installationsanleitung PDF herunterladen (Seite 29)

1912XR Installation Guide

Digital Monitoring Products, Inc. 1912XR Installation Guide

Page 29

Troubleshooting Section

27.1 Description

This section of the 1912XR Installation Guide provides troubleshooting information for use when installing

or servicing a 1912XR system.

Problem Possible Cause Solution

Security Command keypads

display " SERVICE REQUIRED"

J16 reset jumper is installed.

Open or short on the green data

wire to the keypad.

Bad keypad or loop expander.

Remove the J16 reset jumper.

Check for broken or shorted wires

between the keypad and panel.

Replace with a new or repaired

keypad or loop expander.

Open or short condition on the

yellow data wire.

Bad keypad or loop expander.

Check for broken or shorted

wires.

Replace with a new or repaired

keypad or loop expander.

Loop Expander loops show

open at the keypad.

The Data LED on a loop

expander does not flicker.

Check for broken wires.

Apply AC power to the panel or

loop expander.

Replace with a new or repaired

loop expander.

Use the Setup LPX function.

The capacitor on the panel's

output is not discharging.

Install a 1k Ω resistor across the

bell output at the panel.

Set both jumpers on DD pins.

Program correct transmission

type.

Program one or more receiver

reports as YES.

Transmission jumpers missing or

on wrong pins.

Transmission type programmed as

NONE.

Receiver reports programmed NO.

No jumper installed on phone jack

terminals 2 and 7.

Keypad beeps when keys are

pressed but won't allow the user

to arm or enter the User Menu.

Closing Check in the programming

is set to YES and there are no

schedules programmed.

Keypad displays "CLOSING

TIME!" or "area name - LATE"

and buzzes every hour.

Turn Closing Check to NO or

enter schedule times through the

keypad User Menu.

Keypad display is not functional.

When a key is pressed, only a

short beep is emitted.

Bell or siren connected to the

panel rings continuously.

Keypad displays PHONE LINE

1 TROUBLE.

Panel won't dial.

Panel powered down or a

power supply connected to

the loop expander is

powered down.

Bad loop expander.

Loops are not programmed.

Install a jumper across terminals 2

and 7 on the phone jack.

Set each keypad to a different

address to match the Device

Setup programming.

Two or more keypads are

assigned to the same address.

Open condition on the data wires.

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