Mitsubishi MELDAS MDS-C1 Instruction Manual page 254

Drive unit alarm
No. Alarm name
7F Power reboot request
88 Watch dog
89 Detector converter unit 2
connection error
8A Encoder converter unit 2
communication error
8B Encoder converter unit 2 automatic
adjustment error
8C Encoder converter unit 2 judgment
error
8D Encoder converter unit 2 CPU error
8E Encoder converter unit 2 data error
(Note 1) Servo (SV) alarm stopping method ...
stopped)
(Note 2) SV indicates an alarm for the MDS-C1-V1/V2 unit, and SP indicates an alarm for the MDS-C1-SP/SPH/SPX/SPHX/SPM
unit.
Resetting methods
NR : Reset with the NC RESET button. This alarm can also be reset with the PR and AR resetting conditions.
PR : Reset by turning the NC power ON again. This alarm can also be reset with the AR resetting conditions.
When the control axis is removed, this alarm can be reset with the NC RESET button. (Excluding alarms 32 and 37.)
AR : Reset by turning the servo drive unit power ON again.
6. Troubleshooting
SV SP
A mismatch in the program mode selection was detected. Turn the drive
unit power ON again.
The system is not operating normally.
With the servo, an error was detected in the connection with the analog
output linear scale for the MDS-B-HR unit. With the spindle, initial
communication with the MDS-B-PJEX was not possible.
With the servo, an error was detected in the communication with the
serial output linear scale for the MDS-B-HR unit. With the spindle, an
error was detected in the communication with the MDS-B-PJEX.
An abnormal signal from the PLG was detected during automatic
adjustment of the PLG.
A detector type not within the specifications was detected with the
MDS-B-PJEX.
With the servo, a CPU error was detected with the MDS-B-HR unit.
With the spindle, a CPU error was detected with the MDS-B-PJEX unit.
A data error was detected with the MDS-B-HR unit.
: Deceleration control,
6 - 9
Alarm details
: Dynamic brake stop, : Initial error (while motor is
Reset
PR
AR
PR
PR
PR
PR
AR
PR