Inserting/Removing Boards - Siemens Hicom 150 E Office Service Manual

Hicom 150 E Office Rel.1.0 Service Manual - 4 Installation
Figure 4-21 PCM sequence of a two-cabinet sequence
Three-cabinet system: PCM sequence
Figure 4-22 PCM sequence of a three-box system

4.1.12.1 Inserting/removing boards

Introduction
Peripheral boards may be inserted or removed when the system is in an energised state. Two levers
are attached to the front corners of the boards for inserting and removing the boards. When closed,
these levers engage with the p.c. board and securely lock the board in this way.
Section 6.1.2 contains information on upgrading peripheral boards.
Procedure for inserting and removing boards
If
To unlock the board
(1)
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Swing both plastic levers outward simultaneously. You can now pull the board
out of the system on its guide rails.
(Figure 4-23)
Then