GS4000 Installation Guide Revision 4.00
520-10-026-30X
5-67
(2) Attachment of a Guide Rail
Comply with the following procedure when installing a Guide Rail.
Step 1 Remove a Packet Switching Unit from the device. For the detachment of a Packet
Switching Unit, see the section 5.6.
Step 2
Attach the two screws in the designated positions of the Packet Switching Unit as
shown in the figure below. Do not tighten up the screws completely, so that you can attach a
guide rail afterwards.
Figure 5.7-20 Tentative Attachment of the Screws
PSU
Screws