Avaya LUPCMALL, Installation And Use Manual, Page: 35 / 68

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10.1. Power-Up Sequence
All equipment in the paging system should remain off until the system wiring is completed. This is the recommended power-
up sequence of the paging equipment after initial wiring:
1. Double check that all PCMZPM modules are set for the correct type of operation - HI PWR for 70V speakers or LO PWR
for self-amplified speakers and dedicated amplifiers.
2. Turn all system volume controls to minimum.
3. Connect the power supply coaxial connector to the jack on the PCMCPU module and plug the power supply into a 110V
AC wall outlet.
4. Power up all 70V power amplifiers and self-amplified speakers.
5. Power up background music sources.
6. Power up other external devices.
7. Adjust all volume controls to desired levels.
10.2. Priority Order
The following is a list of the priority operation of the PCM Zone Paging System.
1. Override (Highest)
2. Emergency/Shift Change (EM/SC)
3. Time Triggers
4. Voice Page/Code Call
5. Night Ring
6. Background Music (Lowest)
10. Power-Up of PCM and
Associated Equipment