Service cases - hardware
4.5 I/O modules
Hardware and Software
Service Manual, 03/2011, 6FC5397-5DP40-0BA0
107
4.5.5 This is how you remove the PP 72/48D 2/2A PN
Overview
The activities necessary when replacing the PP 72/48D 2/2A PN I/O module are described in
the following.
If the PP 72/48D 2/2A PN has a hardware defect, then it must be replaced by an identical
module.
Preconditions:
● The I/O module is defective and must be replaced.
● The control cabinet is in a no-voltage condition, all of the connectors and cables are
labeled.
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