B&K 2250 Light Instrukcja Użytkownika Pobierz pdf (Strona 118)

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Hand-held Analyzer Types 2250 and 2270 – User Manual

analyzer. The Maintenance Mode initial screen will be displayed, and then within a few seconds

the screen shown in Fig.9.4 will appear.

Press the Accept pushbutton to update the software. This will take approximately 5 minutes.

WARNING: Do not remove the CF-card while updating the analyzer software!

When the analyzer software has been updated, you will get the option of resetting to the default

settings.

If the problem still persists, then you should contact your local Brüel & Kjær representative.

9.5 Care, Cleaning and Storage

The analyzer is a delicate precision instrument. When handling, storing or cleaning your analyzer,

please take the following precautions.

9.5.1 Handling the Analyzer

• Do not try to remove the microphone grid as you can easily damage the microphone in this

way

• Do not attempt to open the analyzer. There are no user-serviceable parts inside. If you

think your analyzer requires service, please contact your Brüel & Kjær representative

• Do not allow the analyzer to get wet

• Protect the analyzer from impact. Do not drop it. Transport it in the supplied carrying

pouch

9.5.2 Cleaning the Analyzer

If the analyzer casing becomes dirty, then wipe it with a lightly dampened cloth. Do not use

abrasive cleansers or solvents. Do not allow moisture to enter the microphone, connectors or

casing.

9.5.3 Storing the Analyzer

• Keep the analyzer in a dry place, preferably within its carrying pouch

• For long-term storage, remove the battery pack

• Do not exceed storage temperature limits of –25 to +70°C (–13 to +158°F)

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B&K 2250 Light Instrukcja Użytkownika Strona 118