September 2004 NEC Business Solutions Ltd
54 - Installing the Optional Equipment
Doc. No. 8846 - Release 1.1
September 2004
4. Remount the doorphone unit onto its wall mount bracket and reaffix
the front screw.
2.6 Installing the Door Unlock Devices
Up to 2 Door Unlock Control devices can be connected to the 2PGDU
PCB.
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