JRC JLR-21 - Page 106

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b. Sensor Self-Diagnosis (SENSOR)
If any problems are detected, please contact JRC or an affiliate.
c. Screen Self-Diagnosis (LCD)
This self-diagnosis repeatedly alternates the screen from black → white → black → ... Please
check if there are any dead pixels.
Press the key to stop the test.
Attention
Sensor Self-Diagnosis Screen
O
K
OK
O
K
O
K
OK
OK
O
K
O
K