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Chapter 5 troubleshooting, 1 troubleshooting, Chapter 5 troubleshootng – Yokogawa PC-Based MX100 User Manual

Page 123: Troubleshooting -1, 1 troubleshootng, Index

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5-1

IM MX180-01E

Troubleshoot

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3

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Index

5.1 Troubleshootng

If servicing is necessary, or if the instrument is not operating correctly after performing
the corrective actions below, contact your nearest YOKOGAWA dealer for repairs.

The 7-segment LED does not llumnate.

Message

Correctve Acton

Reference

Page

The power switch is not ON.

Turn ON the power switch.

*

The supply voltage is too low.

Check whether the voltage is within the supply voltage rating

range.

*

The fuse is blown.

Servicing required.

-

The power supply is broken.

Servicing required.

-

* See the MX100 Data Acquisition Unit User’s Manual (IM MX100-01E).

The 7-segment LED blnks repeatedly.

Probable Cause

Correctve Acton

Reference

Page

The power supply is shorted inside the input/

output module.

Remove the module one by one and determine which module

is broken. (Servicing required.)

-

The power supply is shorted inside the main

module.

Replace the main module.

(Servicing required.)

*

* See the MX100 Data Acquisition Unit User’s Manual (IM MX100-01E).

After power up, the 7-segment LED dsplays somethng other than

(when the unt number s 00).

Probable Cause

Correctve Acton

Reference

Page

The display is b* (* is any character other than F).
The dipswitch settings are not correct.

Turn OFF the power, remove the CF card, turn ON all dip

switches, and power up again. If the situation does not

change, servicing is required.

*

The display is bF.

The dipswitch settings are not correct.

Powering up in setup reset mode. Turn OFF the power, turn

ON all dip switches, and power up again.
Since all settings such as the IP address are initialized,

reconfiguration is necessary.

2-7, *

The display is F* (where * is any character).
Hardware error on the main module.

Servicing required.

-

The display is E* (where * is any character).
Hardware error on the input/output module.

The slot number is indicated by * in the n* display following the

E* display.
Remove the relevant module and power up again.

The relevant module must be serviced.

*

The display is P0.

CF card operation error.

Do not manipulate the CF card while it is being accessed.

*

The display is P1.

CF card error.

Reformat the CF card or replace the CF card.

2-11, *

The display is P2.

CF card format error.

Check whether the CF card is inserted correctly. Then, reformat

the CF card or replace the card.

2-11, *

The display is P3.

CF card insufficient free space

Delete the files on the CF card to free up some space.

-

The display is P4.

CF card number of files over the limit.

The number of created files exceeded the allowed amount.
Stop the recording, replace the CF card or delete files and

restart.

*

The display is P5.

Overwrite error in the data storage buffer.

The time needed to store the file must be reduced.
Delete unneeded data to increase the free space, or format the

CF card.

*

The display is C1.

Multiple TCP connections.

Turn OFF the power and reconnect.

*

* See the MX100 Data Acquisition Unit User’s Manual (IM MX100-01E).

Chapter 5

Troubleshootng