Denso BHT-825QW User Manual page 139

BHT-825Q series
[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 on the right displays.
The indicator LED is OFF at this time.
Press the BS/C 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 BS/C key to return to the previous screen.
Press and hold the BS/C key, or press the SF key and BS/C key
simultaneously to return to the TEST menu.
3.
Press the ENT key.
The entire screen turns gray.
Press the BS/C key to return to the previous screen.
Press and hold the BS/C key, or press the SF key and BS/C key
simultaneously to return to the TEST menu.
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