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7-3.
Troubleshooting
Item
UTMⅡ
Wiring/
connection
47
Question
Are correct indicated values
displayed just by connecting
UTMⅡ?
The power cannot be turned on.
Lamp does not light on or flash.
ALM (red) lamp flashes slowly.
ALM (red) lamp lights on.
Indicated value is abnormal.
Answer/countermeasure
Match the UTMⅡ output and TM201 by sensor type setting and
calibration.
Indicated values proportional to the UTMⅡ output are displayed.
Is the USB connector connected to the PC?
Is the power of the PC on?
Check if connected with the USB of the PC in operation.
Are the power cord and AC adapter properly connected?
Connect the power cord and AC adapter properly.
Is the dedicated AC adapter used?
Use the dedicated AC adapter.
Is the power supply in use within the range of the specifications?
Use the power supply that is within the range of the specifications.
Are the breaker, switch and so forth turned on?
Check if the power comes to the outlet by connecting other electric
products and so on.
Does the PC application start up, and is the correct COM port
number selected?
Is the USB cable properly connected to the PC?
Refer to the PC application help, open the Device Manager of the
PC and check the virtual COM port number and selected number
to which the TM201 is connected.
If the recording time of the waveform data to be shown in the
waveform tab is more than a few minutes, it may take a few tens of
seconds to display depending on the PC environment.
At this point, the ALM (red) lamp may light on; however, this is
not a failure. Once file reading is complete, the ALM (red) lamp
lights off and is re-connected.
Is UTMⅡ properly connected?
Connect UTMⅡ properly.
Is UTMⅡ damaged?
Connect proper UTMⅡ.
Is mechanistic load being applied onto UTMⅡ?
Do not apply any load.
Does the STATUS (green) flash in accordance with the torque and
rotation of UTMⅡ?
When torque and rotation are detected, the pattern of flashing
changes.
Check connection with UTMⅡ as well as calibration.
Does ALM (red) lamp flashes fast?
Power cannot be supplied to UTMⅡ. Connect the AC adapter so
that power can be supplied.
7 Appendices
Chapter
7
47
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