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Troubleshooting
ZW-7000/5000
User's Manual
257
8
Troub
lesho
oting
8-2 Troubleshooting
This section describes how to temporarily remedy hardware-related trouble.
Check the items below before sending the hardware for repair.
Error type
Phenomenon
Cause
Countermeasure
Pages
Startup error
Device restarts during
operation.
The power supply device is not
connected correctly.
Check if the power supply device
conforms to the power supply
specifications.
p.6
The power supply capacity is
insufficient.
[NO.ROM] is displayed on
the main digital.
The calibration ROM is not
connected.
Connect the calibration ROM.
If the Calibration ROM is lost, or it
fails, perform the temporary solution
indicated on p.176 and then contact
your OMRON representative.
p.26
Sensor Head
calibration error
Sensor Head calibration
fails.
The connection between the
Sensor Controller and the Sensor
Head or the extension fiber cable is
not normal.
Confirm that the Sensor Controller,
Sensor Head, and extension fiber
cable are connected correctly.
p.56
Foreign matter is adhering to the
fiber cable end surface.
Clean the Sensor Controller, Sensor
Head, and end surface of the
extension fiber cable connector.
p.60
The extension fiber cable is not set
properly.
Confirm that the set length of the
extension fiber cable matches the
length of the connected extension
fiber cable.
p.250
The fiber cable is disconnected.
The Sensor Head and extension fiber
cable need to be replaced or
repaired. Please contact an OMRON
branch or sales office.
−
Display error
The main display remains
on “- - - - - -.”
TIMING input is not ON.
Turn the TIMING input ON.
p.69
The trigger level is not
appropriately set for self-trigger.
Set the self-trigger level to an
appropriate value.
p.148
p.229
Refer to the section of "[DARK] is displayed on the main digital.".
−
The main display
becomes “SYSERR.”
A system error has occurred.
Identify the cause of the error based
on the error code displayed on the
sub-display and take an appropriate
action.
*1