Chapter 5 - Trunks and Extensions
Figure 5-1. Maintenance switch positions (LTRK/8 card shown)
• Cards for the following extension lines can be removed and replaced while the
Note:
check the status of these lines. We recommend using paging, etc., before removing
the cards, to warn users that the lines will be disconnected.
5-2
system is operating.
DEC/8 card
•
AEC/8 card
•
SBRI/4 card
•
MFR/8 card
•
CONF card
•
Because there are no busy lamps for calls on extension lines, you cannot
DBS 576 (USA), issued 6/2/98
Section 300-Installation
576-13-300