Maintenance
14.2 Replacing the display/front cover
S7-1500R/H redundant system
456 System Manual, 01/2024, A5E41814787-AF
Result
The PROFINET ring or line topology is closed again. The PROFINET device can be accessed
again in the S7-1500R/H redundant system. The MAINT and ERROR LEDs on both CPUs are off.
14.2 Replacing the display/front cover
Introduction
The front cover/display is pluggable. If necessary, remove the front cover/display during
operation (RUN-Redundant) or replace the front cover/display. Removing or replacing the
front cover/display does not affect the CPU in operation.
Replace display (R-CPUs as of article number 6ES7513-1RM03-0AB0, 6ES7515-2RN03-0AB0)
To remove the display from the R-CPU, proceed as follows:
1. Flip the front cover up.
2. Press with a 3.5 mm screwdriver from the front into the unlatching mechanism of the
display. This is found in the middle directly above the display.
3. Press the screwdriver lightly from above and lever out the display from the support.
4. Remove the display in an upward direction.
5. You have removed the display.
6. Place the new display in the R-CPU and press the display firmly in the top area until it audibly
engages.
7. Flip the front cover down into place.
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