Rockwell Automation Publication 20Y-UM001F-EN-P - April 2017
129
Troubleshooting
Chapter 5
81
Port DPI Loss
2
The DPI port has stopped communicating. A
SCANport™ device was connected to a drive
operating DPI devices at 500k baud.
1. If the adapter was not intentionally
disconnected, check the wiring to the port.
Replace the wiring, port expander, adapters,
main control board, or complete AFE as
required.
2. Check the HIM connection.
3. If an adapter was intentionally disconnected
and the [Logic Mask] bit for that adapter is set
to ‘1’, this fault occurs. To disable this fault, set
the bit in parameter [Logic Mask] for the
adapter to ‘0’.
94
Hardware Enbl
2
An enable signal is missing from the control terminal
block.
1. Check the control wiring.
2. Check the position of the hardware enable
jumper.
3. Check the digital input programming.
100
Param Chksum
2
The checksum read from the main control board does
not match the checksum calculated.
1. Restore the AFE to the default configurations.
2. Cycle the power.
3. Reload User Set, if used.
104
PwrBrd Chksum
2
The checksum read from the EEPROM does not match
the checksum calculated from the EEPROM data.
1. Cycle the power.
2. Contact technical support (see
3. If the problem persists, replace the AFE.
106
MCB-PB Config
2
The AFE rating information that is stored on the
power board is incompatible with the main control
board.
1. Reset the fault or cycle the power.
2. Replace the main control board.
107
New IO Option
2
A new option board was added to the main control
board.
1. Restore the AFE to default configurations.
2. Reprogram parameters as necessary.
113
Fatal App
2
A fatal application error has occurred.
Replace the main control board.
120
I/O Change
2
An option board has been replaced.
Reset the fault.
121
I/O Comm Loss
2
An I/O board lost communications with the main
control board.
1. Check the connector.
2. Check for induced noise.
3. Replace I/O board or main control board.
Table 21 - Fault/Alarm Types, Descriptions, and Actions (Continued)
No.
Name
Fa
u
lt
Alarm
Description
Action
(if appropriate)
Summary of Contents for Allen-Bradley PowerFlex 700AFE
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