# Maintenance notes (maintenance codes)

The maintenance staff can use a function code to leave maintenance notices for a specific room. This maintenance notes with the corresponding maintenance codes are set in the configuration.

Once the maintenance work has been completed, Technical Services for example can delete a room's maintenance notices.

Table 1. Maintenance notices: Functions
Functions | Function codes
Enter maintenance notice | *53 <Maintenance code> #
Delete all maintenance notices for the room | #53 #
Enter maintenance notice on another internal phone | *53 <Maintenance code> * <Room no.> #
Delete all maintenance notices for the room on another internal phone | #53 <Room No.> #

Parent topic: Function codes and services
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