IDEC MICROSmart FC6A Series, Руководство пользователя

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13: T
ROUBLESHOOTING
13-4 FC6A S
ERIES
MICROS
MART
U
SER
’
S
M
ANUAL
FC9Y-B1722
FC6A Series MICROSmart Operating Status, Output, and ERR LED during Errors
*1 Operation starts to run and outputs are turned on or off according to the user program as default, but it is also possible to stop operation and
turn off outputs using the Function Area Settings on WindLDR. See "Run/Stop Selection at Keep Data Error" on page 5-9.
Error Causes and Actions
0001h: Power Failure
This error indicates when the power supply is lower than the specified voltage. This error is also recorded when the power is
turned off. Clear the error code using WindLDR.
0002h: Watchdog Timer Error
The watchdog timer monitors the time required for one program cycle (scan time). When the time exceeds the allowed time, the
watchdog timer indicates an error. Clear the error code using WindLDR. If this error occurs frequently, the FC6A Series
MICROSmart has to be replaced.
0004h: Data Link Connection Error
A data link function area settings are incorrect or the cable is not connected correctly. Correct the data link function area settings
or connect the cable correctly, and then turn the power off and on or initialize the data link.
0008h: User Program ROM CRC Error
The user program stored in the FC6A Series MICROSmart ROM is corrupted. Download a correct user program to the FC6A Series
MICROSmart, and clear the error code using WindLDR.
0010h: Timer/Counter Preset Value Change Error
The execution data of timer/counter preset values is corrupted. The timer/counter preset values are initialized to the values of the
user program automatically. Note that changed preset values are cleared and that the original values are restored. Clear the error
code using WindLDR.
0040h: Keep Data Sum Check Error
This error indicates that the data designated to be maintained during power failure is corrupted because of memory backup failure.
Note that the "keep" data of internal relays and shift registers are cleared. Data of counters and data registers are also cleared.
Clear the error code using WindLDR. Replace the backup battery.
For details on replacing the backup battery, see "Replacing the Backup Battery" on page 3-32.
0080h: User Program Syntax Error
This error indicates that the user program has a syntax error. Correct the user program, and download the corrected user program
to the FC6A Series MICROSmart. The error code is cleared when a correct user program is transferred.
Error Items Operating Status Output
Error LED
[ERR]
Checked at
Power failure Stop OFF ― Any time
Watchdog timer error Stop OFF ON Any time
Data link connection error Stop OFF ON When initializing the data link
User program ROM CRC error Stop OFF ON Starting operation
TIM/CNT preset value change error Maintained Maintained ON
When checking a change in
timer/counter settings
Keep data error Maintained/Stop
*1
OFF ― Turning power on
User program syntax error Stop OFF ON Downloading user program
User program download error Stop OFF ON Downloading user program
System error Stop OFF ON Turning power on
Clock error Maintained Maintained ON Turning power on
Expansion bus initialization error Maintained Maintained ON
Turning power on/
downloading user program
SD memory card transfer error
Download: Stop
Upload: Maintained
Download: OFF
Upload: Maintained
ON
When executing an SD memory
card download/upload
User program execution error Maintained Maintained ON Executing user program
SD memory card access error Maintained Maintained ON
When an SD memory card is
inserted