Denso BHT-904BB User Manual page 122

BHT-904BB
[5] LCD and indicator LED tests
Use the following procedure to perform an LCD and indicator LED test.
1.
Select "5: LCD" at the TEST menu and then press the ENT key.
The TEST BEEPER screen displays as shown on the right.
The indicator LED is OFF at this time.
Press the Backspace/clear key to return to the TEST menu.
2.
Press the ENT key.
The entire screen turns black and the indicator LED illuminates in green.
Press the Backspace/clear key to return to the previous screen.
Press and hold the Backspace/clear key or press the SF and
Backspace/clear keys simultaneously to return to the testing.
3.
Press the ENT key. The entire screen is displayed in white and the
LED is illuminated in red simultaneously.
Press the Backspace/clear key to return to the previous screen.
Press and hold the Backspace/clear key or press the SF and
Backspace/clear keys simultaneously to return to the TEST menu.
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