Other Problems - Bosch DCU 220 User Manual

I cannot communicate with DCU 220 in the network when Infrastructure mode is
configured.
Make sure that the Access Point DCU 220 is associated with is powered on and all the

LEDs are working properly.
If the operating radio channel is in poor quality, change the Access Point and all the

wireless station(s) within the BSSID to another radio channel.
DCU 220 may be in an out-of-range situation. Move DCU 220 closer to the Access

Point it is associated with.
Make sure that DCU 220 is configured with the same security option (encryption) to the

Access Point.
Use the Web Manager/Telnet of the Access Point to check whether it is connected to

the network.
Reconfigure and reset the Access Point.

I cannot access the network.
Make sure that the network configuration is appropriate.

Make sure that the user name or password is correct.

You have moved out of range of the network.

Turn off power management.


Other Problems

The date/time is incorrect.
Correct the date and time via the operating system or BIOS Setup program.

After you have performed everything as described above and still have the incorrect

date and time every time you turn on DCU 220, the RTC (Real-Time Clock) battery is
at the end of its life. Call an authorized dealer to replace the RTC battery.
Robert Bosch GmbH
Troubleshooting | DCU 220 | 47 | en
1 689 989 330 | 2016-11-30