Samsung SR20H9050U User Manual - Page 26

Troubleshooting Symptom Checklist The battery usage time of the ▶▶Check if you're using manganese drycell batteries and replace the Virtual guard is too short. batteries with new ones. (2 type D (LR20) batteries) POWERbot moves around at the same place. ▶▶Check if Dust sensor mode is on. -- When POWERbot passes on a dusty area with Dust sensor mode on, it moves around that area to focus on cleaning. (Dust sensor mode can be turned on or off by the remote control. However, it will operate again if you turn off the emergency switch and then turn it back on.) ▶▶POWERbot moves around an area and the "DUST" is on the display panel even though there's no dust at the surrounding area. -- Check if foreign matters are caught between the dustbin and power brush and then remove them. Open Source Announcement The software included in this product contains open source software. You may obtain the complete corresponding source code for a period of three years after the last shipment of this product by sending an email to mailto:[email protected]. It is also possible to obtain the complete corresponding source code in a physical medium such as a CD-ROM; a minimal charge will be required. The following URL http://opensource.samsung.com/opensource/VR9000H/seq/0 leads to the download page of the source code made available and open source license information as related to this product. This offer is valid to anyone in receipt of this information. ENGLISH-26