Disassembling and replacing modules
User manual 57106_hdb_en_13 31 / 94
7 Disassembling and replacing modules
7.1 Procedure
NOTE
For demounting and exchange of a bus node, a module or a group of modules,
due to mounting reasons you always have to remove the electronic module
right beside. After mounting it may be plugged again.
During disassembly or when replacing bus node, a module or module
group, please observe the following:
1 | Switch off the system's power supply.
2 | If existing remove the shield, sthe shield bus and the shield bus carriers.
3 | Remove the electronic module to the right of the module or module group.
a) For this purpose, actuate the unlocking device of the electronic mod-
ule.
b) To remove the electronic module, pull it out towards the front.
4 | Dismount/replace the module or module group to be exchanged.
5 | Plug the electronic module in again to the right of the module.
6 | If necessary, fit the shield rail carriers, shield bus and shield.
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