Panasonic KX-TDA6181X, Service Manual, Page: 7 / 71

5.1. INSTALLING/REMOVING THE OPTIONAL SERVICE CARDS
Slot Condition
Card Type Slot Type
KX-TDA600 KX-TDA620
Free 1-10 EMPR BUS-M Free 1-11 BUS-S
EMPR Card No Yes No No No
BUS-M Card No No Yes No No
BUS-S Card No No No No Yes
Trunk Cards Yes No No Yes No
Extension Cards Yes No No Yes No
OPB3 Card Yes No No Yes No
CTI-LINK Card Yes No No No No
EECHO Card Yes No No Yes No
Caution:
To protect the back board from static electricity, do not touch parts on the back board in the main unit and on the optional
service cards.To discharge static, touch ground or wear an earthing strap.
ELCOT16 Card
Function
16-port analogue trunk card with 4 power failure transfer (PFT) ports.
Accessories and User-supplied Items
Accessories (included): Screws X 2
User-supplied (not included): Amphenol connector
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KX-TDA6181X