Denso BHT-4000 User Manual page 73

[ 5.4 ] LCD, reading confirmation LED, and marker LEDs tests
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Chapter 2. Getting Started the BHT-4000 and System Mode
Selecting "LCD" on the TEST MENU displays
the test pattern shown at left on the LCD
and turns on the reading confirmation LED
in green.
Each time ENT key is pressed, the screen
shifts to the next test pattern.
To stop this test in progress, press C key.
ENT key
The screen shown at left appears and the
reading confirmation LED lights in red.
ENT key
The checker pattern shown at left appears,
the reading confirmation LED goes off, and
the marker LEDs come on to display the
markers.
ENT key
The checker pattern is reversed and the
marker LEDs go off.
ENT key
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