Panasonic KX-TD816E Installation Manual page 67

2.4.2 CO Line Connection
KX-TD281
To Terminal Board or Modular
Jacks from the Central Office.
2. Insert the plug into an ISDN port on the card.
Port No. 4
Port No. 3
Port No. 2
Port No. 1
Note: If connection is made using a TJF (Test Jack Frame), ensure
the maximum cable length between the TJF and the point on
entry into the CO card is less than 30 m (minimum distance 0 m).
(Optional Card)
KX-TD282
To Terminal Board or Modular
Jacks from the Central Office.
Port No. 2
Port No. 1
Installation 2-33