Troubleshooting and Diagnostics 39Environmental ConsiderationsFor best performance of your DAT Autochanger, please observe the followingguidelines:p If you expose cassettes to temperatures outside the operating limits – 40-113°F(5-40°C) – stabilize them by leaving the cassettes in the operating temperaturefor a minimum of two hours before you use them.p Avoid temperature problems by ensuring that the DAT Autochanger's side andrear are not obstructed, so that the drive has adequate ventilation.p Position the DAT Autochanger where the temperature is relatively stable (i.e.,away from open windows, fan heaters and doors).p Avoid leaving cassettes in severe temperature conditions, for example, in a carstanding in bright sunlight.p Avoid transferring data (reading from and writing to cassettes) when thetemperature is changing by more than 15°F (10°C) per hour.When You Call adicadic Customer AssistanceBefore calling adic Customer Assistance, follow these steps – which will help youtake full advantage of your call:p Review all documentation carefully. (Experience has demonstrated that mostquestions are answered in your documentation.)p Be prepared to explain whether the software or hardware has worked properly atanytime in the past. Have you changed anything recently?p Pinpoint the exact location of your problem, if possible. Note the steps that led tothe problem. Are you able to duplicate the same problem or is it a one-timeoccurrence?p Note any error messages displayed on your PC screen or file server. Write downthe exact error message.p If at all possible, call while at your computer, with adic's system installed andturned on.p If running on a network, have all relevant information available (i.e., type,version #, network hardware, etc.).