Midtronics Celltron Essential, Инструкция по эксплуатации

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Chapter 5: Troubleshooting
The sections below describe how to troubleshoot and maintain your Celltron
Essential .
If you have problems with the printer or temperature sensor, refer to their manuals or call
Midtronics Customer Service.
Screen does not light during testing
Possible causes
If the screen does not light when you test a jar, check the connection to the jar. If the connection
is secure, the following conditions could prevent the analyzer from functioning:
•
Jar voltage is too low (<1 V) to test.
•
Analyzer battery needs replacement.
•
Fuse needs replacement.
Replacing the analyzer battery
Replace the analyzer battery if the display does not light when you press and hold the
MENU
button.
To replace the battery:
1. Use a Phillips screwdriver to remove the screw in the door to the battery.compartment.
2. Insert a new 9-volt battery, aligning the battery terminals.
3. Insert and tighten the screw.
Replacing the fuse
To replace the fuse:
1. Unscrew the fuse holder on the top of the analyzer. Refer to Figure 1 in Chapter 1.
2. Remove the fuse.
3. Insert the spare fuse included with the analyzer or a 5 x 20 mm, 1.25 A fuse.