Troubleshooting - Mitsubishi G-50A Operating Manual

7
Trouble When Installing or Starting
Trouble
Cannot install.
Cannot start application.
The message of "Can't Connect to G50"
is displayed at on-line starting.
The message of "Maintenance Tool can't
connect to old version G50! Use G-50
upper version2.40!" is displayed at the
on-line starting.
The message "M-Net interface board not
connected" appears.
A message of " Monitor data size is very
large!! Please, delete old monitor data!!" is
displayed at starting.
A message of " Maintenance Tool can't
connect to this G-50! Because, this G-50
is not licensed!!" is displayed at starting
under the online mode.
A message of " The term of validity of the
installed version went out.!!" is displayed
at starting.
Maintenance tool does not start.
Trouble with Main Screen
Trouble
Cannot select function selection buttons.
A[**]appears in the unit address button
for an existing unit.

Troubleshooting?

Install CD-ROM not properly positioned.
Insufficient memory.
OS is not an English version.
The IP address of G-50A or PC is
incorrect.
LAN cable is not connected.
The S/W version of G-50A is older than
Ver2.40.
-RS-232C cable and MN converter are
not connected.
-A straight type RS-232C cable is being
used.
MN converter is not turned on.
The memory capacity to store data is
insufficient.
The license registration has not been
done for G-50.
The term of validity of the installed version
went out.
Collecting data about individual units
using manual search. (Unit is
communicating.)
-No response from that unit.
-Attributes cannot be known due to
communication error.
Cause
Properly position Install CD-ROM.
End other applications.
Regional options setup, changing into
English area form. Or after changing date
separator into [/], time separator into [:],
and a decimal point mark is changed into
[.], it tries. (Refer to 1.2.1 *1)
Input the correct address.
Connect securely LAN cable between
G-50A/HUB/PC.
The maintenance tools can not be
connected to the older version of G-50A
than Ver2.40. Use the new version
G-50A.
(Recommended Ver2.50 or more )
To use the E-mail connection mode, the
version of G-50 should be above 2.60.
A cross type RS-232C cable is being
used. Make sure MN converter and PC
are properly connected.
(Refer to Operator's Manual for the MN
converter.)
Connect the MN converter and the air
conditioning unit to the M-Net
transmission line.
(Refer to the Operator's Manual for the
MN Converter)
Move to Offline Screen, and delete
unnecessary data.
Purchase the license No., and register the
license for G-50.
It upgrades. Please upgrade periodically
Cause
Can be used when communication with all
the units selected by manual search have
completed communication.
Wait a moment and then click on the
address button for the same unit again.
64
Repair
Repair