YASKAWA JEPMC-MP2300-Y Series User Manual page 163

[ b ] Switch Settings
The following table shows the 217IF-01 Module switch settings.
Switch
−
485
485
INIT
TEST
INIT
OFF ON
TEST
[ c ] Offline Self-diagnostic Test
Turn the TEST switch ON and the INIT switch OFF, and then turn ON the power supply to execute
the Offline Self-diagnostic Test. The following table shows the status of the LED indicators when the
217IF-01 Module detects a malfunction.
Item
Flash Checksum
Error
SRAM Error
DPRAM Error
Communication
Error
RS-232C Error
Watchdog Error
Name Setting
−
Reserved
ON
485 Mode
OFF
ON
Initial Startup
OFF
ON
TEST
OFF
Details
A flash memory checksum error has been
detected.
An SRAM hardware error has been detected.
A DPRAM hardware error has been detected.
A communication error has been detected.
An RS-232C loopback error has been detected.
A watchdog timeout error has been detected.
* Indicates the number of blinking.
3.5 Communication Modules (Optional)
Function
Always leave set to OFF.
Uses the RS422/485 port as an RS485.
Uses the RS422/485 port as an RS422.
For engineering communications. Starts the RS-
232C (PORT) using default parameters except set-
ting of automatic reception functions. The RS422/
485 port is disabled. Given higher priority than
CPU Module Flash Startup and Self-configuration
Startup.
Set to OFF for CPU Module Flash Startup and Self-
configuration Startup.
System use
Normal operation (Always leave set to OFF.)
RUN
Blinking (once)
Blinking
(twice)
Blinking
(3 times)
Not lit
Blinking
(4 times)
Blinking
(5 times)
Blinking
(15 times)
Factory
Setting
OFF
OFF
OFF
OFF
LED Indicators
ERR STRX TRX
∗
∗
∗
Depends
Not lit
on status.
∗
∗
∗
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