Common Symptoms And Corrective Actions - Allen-Bradley PowerFlex 525 User Manual

Chapter 4 Troubleshooting
Common Symptoms and
Corrective Actions
138
Fault Types, Descriptions and Actions
No. Fault Type
F122 I/O Board Fail 2
F125 Flash Update Req 2
F126 NonRecoverablErr 2
F127 DSIFlashUpdatReq 2
(1) See Fault Types for more information.
The drive is designed to start from the keypad when shipped. For a basic test of
drive operation:
1. Remove all user I/O wire.
2. Verify safety terminals (S1, S2 and S+) jumper is in place and tightened.
3. Verify wire jumper is in place between I/O terminals 01 and 11.
4. Verify that the three jumpers are in their proper default positions on the
control board. See
more information.
5. Reset default parameter values by setting
"Factory Rset".
6. If safe to do so for your application, press Start on drive keypad. Drive will
run according to the speed potentiometer.
Rockwell Automation Publication 520-UM001A-EN-E - February 2013
(1)
Description
Failure has been detected in the drive
control and I/O section.
The firmware in the drive is corrupt,
mismatched, or incompatible with the
hardware.
A non-recoverable firmware or
hardware error was detected. The drive
was automatically stopped and reset.
A critical problem with the firmware
was detected and the drive is running
using backup firmware that only
supports DSI communications.
Control I/O Wiring Block Diagram on page 32
P053
Action
• Cycle power.
• Replace drive or control module if
fault cannot be cleared.
Perform a firmware flash update
operation to attempt to load a valid set
of firmware.
• Clear fault or cycle power to the
drive.
• Replace drive or control module if
fault cannot be cleared.
Perform a firmware flash update
operation using DSI communications to
attempt to load a valid set of firmware.
for
[Reset Defalts] to 2