Important Notes:
•Remove the batteries before storage to prevent possible corrosion cause by battery leakage if the Shoes and Wrist Strap Tester 747 will not be used for a long period of time.
•When using the AC adapter, remove the batteries from the Shoes and Wrist Strap Tester 747 to prevent corrosion due to possible electrolyte leakage.
•When replacing the batteries, do not install old batteries with new ones, and do not mix different types of batteries. Check the battery polarity carefully when inserting the batteries.
•Keep used batteries out of the reach of children. Dispose of used batteries according to their type in the prescribed manner and in the proper location.
When the battery symbol (
) appears on the LCD, replace the batteries. Refer to Section 2.3.1 “Installing and Replacing the Batteries.”
6.2 Error Messages
The LCD can display the following error messages:
Error Message
Err.1
Meaning
Finger removed from touch panel during measurement
Solution
Repeat the test
Err.2 | Actual test type does not match |
| specified test type |
O.F. | Measured value exceeded 200.0 MΩ |
| (Overflow) |
Check test type (location), and repeat the test
Check test type and connections, and repeat the test
6.3 Before Returning the 3M™ Shoes and Wrist Strap Tester 747 for Service
CAUTION
To reduce the risks associated with hazardous voltage, which, if not avoided, may result in minor or moderate injury and/or property damage:
• Not intended to be serviced by the user. No used serviceable parts.
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