14-3
PPC Manual Revision 1
Chapter 14: Troubleshooting
14.1.2 Errors at Power On
The errors shown below may occur in the fault diagnosis when the power is turned on.
You can view the details of each error through communication or the Parameter Setting Software. (View on the register monitor.)
PV display
(Operation
Display)
Setpoint display
(Operation Display)
Status indicator
(Operation Display
)
Parameter
that displays
error details
Error description
Cause and diagnosis
Remedy
–
–
Faulty MCU RAM /
MCU ROM
MCU RAM / MCU ROM are failed.
Faulty Contact
AutomationDirect
ERR
SYS -----
–
–
System data error
System data is corrupted.
Faulty Contact
AutomationDirect
PAR 0004
(for user default
value error only)
Setup
parameter
(PA.ER)
User (parameter)
default value error
User parameter is corrupted.
Initialized to factory default value.
Check and
the initialized
parameters.
Error indication is
erased when the
power is turned on
again.
PAR 0010 (for setup
parameter error only)
Setup parameter
error
Setup parameter data is corrupted.
Initialized to factory default value.
PAR 0020 (for
operation parameter
error only)
Operation parameter
error
Operation parameter data is
corrupted.
Initialized to user default value.
PAR 0400
Control parameter
(operation mode,
output) error
Control parameter data is corrupted.
Initialized to user default value.
SLOT 0017 (0017:
Error occurs to all
hardware of E1 or
E3-terminal areas.)
Setup
parameter
(OP.ER)
Non responding
hardware of
extended function
(E1or E3-terminal
areas)
Inconsistence of system data and
hardware of extended function.
Non responding communication
between hardware of extended
function (E1 or E3-terminal areas).
Faulty Contact
AutomationDirect
Normal
indication
Normal indication
Rightmost decimal
point on PV
display blinks.
Setup
parameter
(PA.ER)
Calibration value
error
Initialized to calibrated default value
because of corrupted factory default
value.
Faulty Contact
AutomationDirect
Right most
decimal point on
Symbol display
blinks.
Faulty FRAM
Writing (storing) data to FRAM is
impossible.
Normal
indication
0.000 00000
(Decimal point on
the left of the Symbol
display blinks)
–
Setup
parameter
(OP.ER)
Download the user