Epson RC700 Series

Maintenance 9. Troubleshooting
290 RC700 / RC700-A Rev.23
No. Message Remedy Note 1 Note 2
9041
DU3 3.3V input voltage for the
board is lower than the
minimum allowed voltage.
If normal voltage is not generated
by 3.3V of Drive Unit 3 power
supply alone, replace the power
supply.
9042
DU3 5V input voltage for the
board is lower than the
minimum allowed voltage.
If normal voltage is not generated
by 5V of Drive Unit 3 power supply
alone, replace the power supply.
9043
DU3 24 V input voltage for the
motor brake, encoder and fan
is lower than the specified
voltage.
If normal voltage is not generated
by 24V of Drive Unit 3 power
supply alone, replace the power
supply.
9044
DU3 Internal temperature of
the Controller is higher than
the allowed temperature.
Stop the Drive Unit 3 as soon as
possible and check whether the
ambient temperature of the
controller is not high.
Check whether the filter is not
clogged up.
9045
DU3 Rotating speed of the
controller fan is below the
allowed speed. (FAN1)
Check whether the filter of the
Drive Unit 3 is not clogged up.
Replace the fan.
9046
DU3 Rotating speed of the
controller fan is below the
allowed speed. (FAN2)
Check whether the filter of the
Drive Unit 3 is not clogged up.
Replace the fan.
9100
Initialization failure.
Failed to allocate memory.
Reboot the controller.
9101
Message queue has become
full.
-
9102
Initialization failure.
Failed to initialize Modbus.
(When RTU is selected)
Check whether the selected port
is installed.
(When TCP is selected)
Check whether the selected port
number is used by other
9103
Initialization failure.
Failed to initialize the user
output.
If the manipulator is specified,
check whether the specified
manipulator is registered.
9104
Remote User Output failure.
Specified command cannot
be executed.
Check the condition expression.
9233
The Fieldbus I/O driver is in
an abnormal state.
The module is broken or the
controller software is damaged.
Restore the controller firmware.
9234
Fieldbus I/O driver
initialization failure.
The module is broken or the
controller software is damaged.
Restore the controller firmware.
9610
RAS circuit detected a servo
system malfunction. Reboot
the controller.
Check for noise. Replace
the controller.
Check the noise
countermeasures.
Replace the DMB.
9611
Servo CPU internal RAM
failure. Reboot the
controller. Check for noise.
Replace the DMB.
Check the noise
countermeasures.
Replace the DMB.