Mobile Computer MC 92N0 exType 17-A1A.-………… and Type B7-A2A.-………… OperationTechnical data subject to change without notice.Revision B / 03/2019 49/796.3 Care and cleaningWe recommend that the devices be cleaned regularly depending on use and also treatedwith care to ensure smooth and trouble-free operation.CareDisplay − Only use with supplied stylus for the touchscreen− Use screen protector− Use a soft cloth to clean and do not use aggressive cleanersEnclosure − Protect device from impacts− Do not expose to extreme load, e.g. strong knocks and fallingfrom great heightsEnvironment − Do not expose to extreme temperatures and− Do not leave in dirty, moist or wet environmentBattery − Change regularly− Discharge and charge regularly (every 3 months)− If storing for a lengthy time, take the batteries out of the MobileComputer and keep them in a cool environment at about 0°Cto +10°C and at a state of charge of approximately 40-50 %.− It is recommendable to charge the battery again once the stateof charge drops to approximately 5 %. It is not necessary todischarge the battery completely. Charging the battery everyday doesn’t do any damage either. Batteries nowadays do nothave a “memory effect”.− If the battery state of charge drops from 100 % to half of thattoo quickly, it is time to replace the battery. The battery’sexpected service life is approx. 500 charges with standardusage.CleaningDANGERThere is a risk of fatal injury in an explosive atmosphere! Only clean the devices and the accessories outside the potentially explosiveatmosphere.