B&K Precision 2532B - Manual - Manual (Page 140)

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Figure 72- Screen Test Start Screen
Keyboard Test
Select “keyboard Test” to enter the key test interface, the on-screen shapes
represent the front panel keys. The shapes with two arrows beside them
represent the front panel knobs. The squares represent the knob presses for
scale knobs. Test all keys and knobs to verify that all the backlit buttons
illuminate correctly.
Note ：
• When you operate, the screen would display the white (Color
LCD) and black (single LCD) repose.
• The tested button or knobs corresponding area would display
green (Color LCD) or white (single LCD).