5: F
UNCTIONS
AND
S
ETTINGS
5-60 FC6A S
ERIES
M
ICRO
S
MART
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IN
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YPE
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SER
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M
ANUAL
FC9Y-B1722
Starting and stopping USB boot
Starting USB boot
1. Connect a USB cable to the USB port of a computer.
2.
When the FC6A Series MicroSmart's power is not supplied, plug the USB cable (5 V) into the USB port of the FC6A Series MicroSmart.
When the FC6A Series MicroSmart is started by the USB bus, the power indicator LED [PWR] is off and the operation indicator LED [RUN] is blinking.
There are two types of blinking intervals for the operation indicator LED [RUN]. Normal is blinking in a one second interval, and
updating the user program or system program on the FC6A Series MicroSmart is blinking in a 100 ms interval.
Note: The FC6A Series MicroSmart operating status can be checked with the PLC Status dialog box. During USB boot, USB boot is displayed for
Run/Stop Status.
Stopping USB boot
USB boot can be stopped by unplugging the USB cable from the FC6A Series MicroSmart. USB boot also stops when power (24V
DC, 12V DC) is supplied during USB boot, and operation switches to that power (24V DC, 12V DC).
Restrictions
During USB boot, peripheral functions other than the USB port and SD memory card do not operate.
Computer
FC6A Series MicroSmart
USB Maintenance Cable
(HG9Z-XCM42)
A Plug Mini-B Plug
To USB Port To USB Port
OUT
01234567
10 11 12 13 14 15 16 17
01234567
10 11 12 13 14 15 16 17
20 21 22 23 24 25 26 27
IN
PWR
RUN
ERR
SD
BAT
STAT
OUT
01234567
10 11 12 13 14 15
01234567
10 11
IN
PWR
RUN
ERR
SD
BAT
STAT
OUT
01234567
10
0123456
IN
PWR
RUN
ERR
SD
BAT
STAT
16-I/O Type 24-I/O Type 40-I/O Type
If the USB cable is unplugged while the operation indicator LED [RUN] is blinking in a 100 ms interval, the user program or
system program on the FC6A Series MicroSmart may be corrupted. Please confirm that the LED is blinking in a one second
interval when unplugging the USB cable.
Caution
If the USB cable is unplugged while the operation indicator LED [RUN] is blinking in a 100 ms interval, the user program or
system program on the FC6A Series MicroSmart may be corrupted. Please confirm that the LED is blinking in a one second
interval when unplugging the USB cable.
Caution