lcd5500z

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    DSC alarm system with PC1555RKZ keypad wanting a display

    We have a DSC alarm system with 2 of the PC1555RKZ keypads (no display) and I want to update them to have the display. The docs suggest the LCD5500Z keypad. Is this as simple as just replacing the keypad making all the wires match up from the old to the new or does the LCD one require more in...
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