Denso BHT-300B User Manual page 93

[5.5] LCD and indicator LED tests
BS key ⇑ ⇓ ENT key
BS key ⇑ ⇓ ENT key
BS key ⇑ ⇓ ENT key
On the TEST menu, selecting "5: LCD" calls up the test pattern shown
at left on the LCD. The indicator LED is off.
Each time the ENT key is pressed, the screen shifts to the next test
pattern. To return to the previous screen, press the BS key.
To stop this test while in progress, press the C key.
As shown at left, the entire screen turns black. The indicator LED
lights in green.
As shown at left, everything disappears and the indicator LED lights in
red.
An outline with a width of one dot appears.
Press the ENT key, and the BHT beeps once and returns to the TEST
menu.
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Chapter 2 Getting Started the BHT and System Mode