(4) Cover replacement.
(e) Turn the knurled collar on the
(a) Unlock the two connector covers.
connector clockwise u n t i 1 the
(b) Position the cover ontop of the
sleeve just engages the cam.
(f) Simultaneously turn the recep-
(c) Engage the cam on the top of the
tacle collar lever and the con-
cover in the slot on the connector
nector collar until the closed po-
sition is reached (G, fig. 25).
(d) Lock the cover to the connector
(2) Disconnecting procedure.
by turning the collars until the
(a) Simultaneously turn the recepta-
closed position is reached.
cle collar lever and the connec-
b. Coupling 26-Pair Connector to 26-
tor collar until the open position
Pair Receptacle. The cover removal and
replacement procedures for a 26-pair re-
(b) Carefully pull the comectors
ceptacle (A through D, fig. 25) are thes ame
as those described for the 26-pair con-
(c) Replace the covers (a(4) above).
nector (a(1) above). Connect and discon-
nect a 26-pair connector at the 26-pair
20. Field Wire Connections
receptacle as follows:
Note. The cable end of the connectors is used
Connect the field wire pairs to the SIG-
as a reference for clockwise or counterclockwise
NAL 1 binding posts in the binding post
signal entr ante box (fig. 9) and to the
(1) Connecting procedure.
PHONE and INTERCOM binding posts in
(a) Remove the covers and lock them
a. Loosen the captive screws and lift
(b) Position the 26-pair connector
on the receptacle so that the cams
drop into the slots of the knurled
b. Use the cover support to secure each
cover in the open position.
collars, and the male contacts
are aligned with the female con-
c. Press down
on the binding posts (fig.
tacts (E and F, fig. 25).
8 and 9) to open the wire slots. Place the
(c) Carefully press the connector
field wire pairs in the appropriate slots
into the receptacle (G, fig. 25).
and release the binding posts.
(d) Turn the lever on the receptacle
d. Distribute and retain the wires in the
knurled collar counterclockwise
bridle rings associated with each row of
until the collar just engages the
binding post pairs.