73
Troubleshooting
Errors and status codes
When an error is displayed on the LCD screen, repair is necessary.
Please contact your authorized Hioki distributor or reseller.
IR4053, IR4055, IR4056
Code Description Remedy and Reference
Err1
The instrument was
unable to perform
zero adjustment.
(Low resistance
measurement)
• Verify that there is no broken
connection in the test leads.
• Zero adjustment can be
performed for readings of up
to 3
Ω
. Ensure that the wiring
resistance is 3
Ω
or less. (p. 42)
The specied fuse has
not been installed.
Use only the specied type of
fuse. (p. 22)
Err2
Settings data
damaged.
Repair is required.
Err3
Adjustment data
damaged.
Err4
Abnormality in
measurement circuit.
Replace the batteries.
If there is no apparent
improvement, the instrument
needs repair.
Err6
Abnormality in voltage
generation circuit.
Err8
Wireless
communications error.
Repair is required.
FUSE (blinks)
The protective fuse has
tripped.
Replace the indicated fuse.
(p. 22)
bAtt
Low battery voltage. Replace the batteries. (p. 22)
5
1
2
3
4
6
7
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