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1.4 Specifications
Installation Manual 27
Note
Devices connected to the Hybrid IP-PBX that exceed the system capacity will not function.
MEC Card Calculation
Calculate the MEC figure from the type and total number of items of equipment to be connected. If the MEC
figure exceeds 28, you need to install an MEC card. Note that you also need to connect an additional AC
adaptor in this case.
MEC Card Calculation
Calculation Example
The total MEC figure is 32. As this exceeds 28, you need to install an MEC card for this configuration.
AC Adaptor Selection
You must connect an additional AC adaptor in any of the following conditions:
• A total of more than 4 APTs, DPTs (except KX-T7600 series), and DSS consoles (except KX-T7600
series) are connected.
• More than 4 CSs are connected.
• An MEC card is required to support a configuration with a total MEC figure exceeding 28.
Equipment Type MEC Figure
PT KX-T7600 series DPT/DSS console 1
Other DPT/DSS console 1
APT 1
Pre-installed 4 Super Hybrid Ports 4
Extension Card
*1
*1
Only the extension cards that can support SLTs count for the MEC figures.
SLC4 4
SLC8 8
HLC4 0
PLC4 0
PLC8 0
CS (1 unit) 0
VPS (1 port) 1
Equipment Type MEC Figure
Pre-installed Super Hybrid Ports 4 ports 4
KX-T7600 series DPT 16 units 16
SLC4 2 cards 8
VPS 4 ports 4
Tota l 32