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Troubleshooting; Weak Battery; Command Not Confirmed - HomeMatic IP HmIP-WRCR Montage- Und Bedienungsanleitung

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Troubleshooting

8
Troubleshooting
8.1

Weak battery

Provided that the voltage value permits it, the device will
remain ready for operation also if the battery voltage is
low. Depending on the particular load, it may be possible
to send transmissions again repeatedly, once the batteries
have been allowed a brief recovery period.
If the voltage drops too far during transmission, the
empty battery symbol (
code will be displayed in the app (see "8.4 Error codes
and flashing sequences" on page 48). In this case,
replace the empty batteries by two new batteries (see "7
Replacing batteries" on page 44).
8.2

Command not confirmed

If at least one receiver does not confirm a command,
the device LED (E) lights up red at the end of the failed
transmission process. The failed transmission may be
caused by radio interference (see "11 General information
about radio operation" on page 51). The failed
transmission may also be caused by the following:
Receiver cannot be reached.
Receiver is unable to execute the command (load
failure, mechanical blockade, etc.).
Receiver is defective.
46
) and the corresponding error

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