Diagnostic Error Codes - Danaher Motion Standalone MMC Hardware Manual

Danaher Motion
•
•
3.8.6

Diagnostic Error Codes

While the MMC is running, the Diagnostic light (D) on the CPU module will flash a
three digit code signal if there is an error. For example, if there is a long pause-flash-
pause-flash-flash-pause-flash-flash-flash-long pause, the code is 123. The errors are
described below.
Code
123
124
125
222
22_
3_ _
621
Standalone MMC Hardware Manual
version 15.1
A UDFB is not preceded by the recommended Enable/OK lines. Precede
UDFBs with Enable/OK lines as recommended in the Software Manual.
An internal software error has occurred. Consult the factory.
Table 3-3: Diagnostic Light Error Codes
Error Description
A ladder scan loss has occurred because the CPU takes
Scan too long
more than 200 ms to scan the application program.
Excessive The system overhead update time is excessive. Consult
overhead the factory.
Insufficient There is insufficient memory on the CPU to run the cur-
memory rent program.
No driver support on the CPU for the Option module. Up-
Driver error
date your system EPROMs.
An Option Module in the master rack (or the Motion Con-
trol Board in a Standalone MMC Control) do not match
Master rack what was declared in the hardware master declaration ta-
error ble. The number of flashes in the third digit (_) identifies
the slot number that is in error. The first Option Module is
Slot 3.
The Block I/O modules installed do not match what was
declared in the expansion hardware declaration table.
The number of flashes in the second and third digits indi-
cates the block I/O module (01 through 77). The second
Expansion
digit will flash a 1 - 7, 10 for 0. The third digit will flash a 1
rack error
- 9, 10 for 0.
For example, if the second digit flashes 3 times and the
third digit flashes 10 times, the module 30 is being report-
ed.
The MMC has detected that the on-board battery is low
Low Battery and needs to be replaced as soon as possible (Not for
Standalone Digital MMC Control).
Installation, Operation, & Maintenance
31