![Siemens S5-135U System Manual Download Page 173](http://html.mh-extra.com/html/siemens/s5-135u/s5-135u_system-manual_377341173.webp)
5-33
System Manual
C79000-G8576-C199-06
5.3.2
Installation and Startup
Note
All jumpers on the CPU 928B are required by the manufacturer for quality
testing. You must not change the jumper settings.
!
Caution
Switch off the power supply before removing or inserting the module.
Proceed as follows to insert the CPU in the central controller:
Step
Action
1
Release the upper locking bar of the central controller and ensure
that the locking pin for the module is correctly positioned with the
slot-head horizontal.
2
Select the correct slot (based on the labelling of the locking bar).
Insert the CPUs in the S5-135U/155U from slot 11.
3
Push the module evenly into the guide rail until the lever over the
locking pin is horizontal.
4
Press the locking pin inwards on the bottom of the module and
rotate it 90 clockwise.
5
Secure the upper locking bar.
Note
If you install the CPU 928B -3UB21 as the replacement for a double-width
CPU 928 or 928B, you must cover the slot which has been freed up with a
blanking plate.
Jumper Settings
Removing and
Inserting the
Module
Insertion
CPUs, Memory Cards, Memory Submodules, Interface Submodules
Summary of Contents for S5-135U
Page 10: ...x SystemManual C79000 G8576 C199 06 Contents ...
Page 18: ...1 8 SystemManual C79000 G8576 C199 06 Notes on Using this Manual and on the CE Symbol ...
Page 66: ...3 40 SystemManual C79000 G8576 C199 06 Installation Guidelines ...
Page 496: ...9 114 SystemManual C79000 G8576 C199 06 Analog Input Output Modules ...
Page 536: ...11 24 SystemManual C79000 G8576 C199 06 Connector Assignments ...
Page 558: ...Index 8 SystemManual C79000 G8576 C199 06 Index ...