CNX t3000
Calibration Manual
6
Performance Tests
Warning
To prevent possible electrical shock, fire, or personal injury,
do not perform the performance test procedures unless the
Product is fully assembled.
The performance tests verify the full operation of the Product and measure the accuracy
of each function against Product specifications. If the Product fails a part of the test,
calibration adjustment and/or repair is necessary. See “Calibration Adjustment”.
Test the Display
To verify that all segments of the display function:
1.
With the Product off, push and hold
.
2.
Push
while you keep
pushed until all of the display segments are shown. See
Figure 1.
The linked image cannot be displayed. The file may have been moved, renamed, or deleted. Verify that the link points to the correct file and location.
hby002.eps
Figure 1. All Segments of the Display
If segments of the display are missing, repair is necessary. See “Contact Fluke”.
Backlight
To verify that the backlight functions:
1.
With the Product on, push
.
2.
The backlight will come on. If it does not, repair is necessary. See “Contact Fluke”.
Keypad Test
To verify that the keypad functions, turn on the Product and push each button separately.
Each button push will turn on a display annunciator. If the buttons do nothing, repair is
necessary. See “Contact Fluke”.
Note
For the CNX t3000 SI, available only in Japan, the
C
button does not
function.
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