Siemens SINUMERIK 828D Series Software And Hardware Service Manual page 120

Service cases - hardware
4.7 Expansion modules NX10.3 / NX15.3
Preconditions:
● The module is defective and must be replaced.
● The control cabinet is in a no-voltage condition, all of the connectors and cables are labeled.
Removing
Figure 4-25
Procedure:
1. Switch off the complete system, carefully checked that it is in a no-voltage condition and
lock it out so that it cannot be switched on without the appropriate authorization.
2. Access the control cabinet where the NX10.3 / NX15.3 is located.
3. Use a multimeter to check that the NX module really is in a no-voltage condition.
4. Open the cover of the NX module.
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Mounting aids
Software and hardware
Service Manual, 08/2018, 6FC5397-5DP40-6BA1