Troubleshooting; Warranty - Mitsubishi Electric MES3-255C-EN User Manual

12. Troubleshooting

If the product gives off abnormal noise, smell, smoke or heat, turn the power off immediately.
Check the following items for troubleshooting.
Symptoms
Nothing is displayed.
Graphs cannot be displayed.
The "ERR." LED on the
CC-Link communication
section is lighting or blinking.
The "ERR." LED on the
server section is lighting.
The "STA." LED on the
server section is blinking for
a long time.
"E1" is displayed on the
7-segment LED on the
server section.
"E2" is displayed on the
7-segment LED on the
server section.
"E3" is displayed on the
7-segment LED on the
server section.
"E4" is displayed on the
7-segment LED on the
server section.
The indication rotates on the
7-segment LED on
server section.
"01" is blinking on the
7-segment LED on the
server section.
If you cannot solve your problem according to the check items above, contact your supplier or us.

13. Warranty

 This document and product have undergone strict quality control and inspection before delivery, but in the unlikely
event that the document or product is defective in manufacture, our company shall provide replacement. Contact the
distributor from which you purchased them. However, this warranty does not apply to the product or document that
has been damaged by acts of God or misapplication.
 Our company shall not be liable for any damages arising out of your or third parties' system troubles, legal problems,
misapplication, failures during use, or any other defects.
 The product is warranted for a period of less than one (1) year from the date of your purchase or from the date of
delivery to your specified location or within eighteen (18) months from the date of shipment from our factory (from the
month and year of manufacture), whichever is less.
 The warranty period shall not be renewed after repair.
Is power supply (100 to 240 V AC, 50/60 Hz) properly connected between L
and N on the terminal block of the power supply section?
Is there any short-circuit or break in the power line?
Is JavaVM (Java Virtual Machine) installed?
You need to install JavaVM in client PCs to display graphs. Visit the following
URL for installation.
http://www.java.com/
Is there any error in communication with CC-Link terminal devices? Check
whether CC-Link terminal devices, CC-Link station numbers and CC-Link baud
rate are properly set and communication cables and termination resistance are
properly connected.
The battery is at the end of its life. Replace the battery.
(See "6.2 Replacing battery".)
Please check if the battery is properly connected.
The data in memory card is being restored during startup. The product starts up
normally after a few minutes.
Access to the internal memory has failed.
Reset the product.
Access to memory card has failed.
Reset the product.
Automatic time synchronization with the SNTP server has failed.
Check whether communication with the SNTP server is normally running or
settings in the SNTP server are correct.
File transfer to the FTP server has failed.
Check whether communication with the FTP server is normally running or
settings in the FTP server are correct.
Is any CompactFlash card other than that supplied with the product connected?
the Only the supplied CompactFlash card can be used. Connect the supplied card.
Please compare CompactFlash and
the right side of main product by the
sheet in the right.
The battery backup RAM is initialized when you use the product for the first time
or when you keep the product nonenergized for more than 3 minutes with the
battery exhausted or disconnected.
Check items
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