8 TROUBLESHOOTING AT POWER ON
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8
8
TROUBLESHOOTING AT POWER ON
To remove the cause of the troubles, refer to the troubleshooting at power on described in this chapter and in "MELSERVO-J4
Servo Amplifier Instruction Manual (Troubleshooting)".
*1 ## indicates identification number.
Display
Description
Cause
Checkpoint
Action
b##.
C##.
d##.
The system has been in the test
operation mode.
The test operation mode is
enabled.
Check if SW1-1 is "ON (up)" and
SW1-2 is "OFF (down)".
Turn SW1-1 "OFF (down)" and
turn SW1-2 "ON (up)".
off
Operation mode for manufacturer
setting is set.
Operation mode for manufacturer
setting is enabled.
Check if both the slide switches
(SW1-1 and SW1-2) are on.
Set the slide switches (SW1-1
and SW1-2) correctly. For how to
set the slide switches, refer to
section 4.3.