Thank you. I’ll give it a try. I wonder where the power supply is……I guess the main chassis. If I swap that out and install the blades I currently have any idea whether I would need to reprogram anything? Sorry for so many questions.
There are 12 DT300 phones that get their power from the main pbx. Recently a few of the phones lost display but still work perfectly. The system phones are connected through a CD-16DLCA interface card, and when I unplug one of the rj45 connectors (decreasing power load) the phones with no...
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