Hioki 3554, Instruction Manual

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3.3 Zero-adjustment
42
When the screen displays the message
"Err":
An error results when the zero-adjusted values can-
not be obtained correctly. This error could result from
any of the following causes:
• The adjusted values obtained exceed the 300
count, for either resistance or voltage values.
→
Ensure the test lead is connected to the instru-
ment properly.
→
The test lead may be broken. Try using a new
test lead.
→
Try cleaning the zero-adjust board.
• Approximately 10 seconds have passed with the
instrument awaiting adjusted values.
(i.e., displaying: "- - - -")
→
Try the zero-adjust operation again.