Panasonic KX-T7565 - Manual (Page 12)

OVERVIEW
12 User Manual
1.1 Capacity
The KX-TD500 system can consist of one, two, or three shelves (Basic and Expansion 1/2). Each
shelf contains its own power supply. [Building Block System]
Basic System
Basic System consists of one Shelf called Basic Shelf.
You can connect up to 192 lines (including Extensions and CO lines) to the Basic System.
3-Shelf System
The KX-TD500 system's capacity can be expanded by installing up to two Expansion Shelves on the
Basic Shelf. Fully expanded system (Basic Shelf + Expansion Shelf 1 + Expansion Shelf 2) is called
"3-Shelf System."
You can connect up to 512 lines (including Extensions and CO lines) to the 3-Shelf System.
PO WE R
ON 1
FUS E
OFF
DIG ITAL SU PE R H YBR ID S YS TEM RU N OFF LIN E ALA RM
DIG ITA L S UP ER HY BR ID SY STE M RU N OFF LIN E ALA RM
Basic System 3-Shelf System