B&K 2250 Light, User Manual, Page: 95 / 208

CHAPTER 9
Updating, Maintenance and Troubleshooting
85
• Reset and reboot the instrument by pressing the reset button (located on the connector
panel – see in Chapter 2) with the point of the stylus
If you still experience problems, try resetting your analyzer as described below.
Instrument Reset
1) Reset the analyzer to a default/factory installed state.
– For hardware versions 1 – 3, you will reset the analyzer to a default state, where the
user is set to
2250 Light and the project template is set to Sound Level Meter . The
existing Sound Level Meter project template will be overwritten, as will the
preferences for the user. To reset the analyzer to the default state:
a) Press and hold the Power-on pushbutton for at least five seconds (powers off).
b) Press and hold down the Manual Event 2 and Save pushbuttons while
switching on the analyzer. The display in Fig.9.3 will be shown.
Fig.9.3
Maintenance Mode
–initial screen
Within a few seconds the display in Fig.9.4 will be shown.