Omron NSA12-15-TX11B User Manual page 47

Opening the RAS Board Cover
Be sure to turn OFF the NSA-series Industrial PC power supply (external power
Note
supply) before setting the DIP switch.
1. Loosen the two screws securing the RAS Board cover.
2. Slide off the RAS Board cover.
View When RAS Board Cover Is in the Closed Position.
View when Setting the DIP Switch.
Setting the DIP Switch
RAS Function Settings (Hardware Settings)
Pin
No.
1 Not used (Default setting: OFF)
2 Not used (Default setting: OFF)
3 Not used (Default setting: OFF)
4 Not used (Default setting: OFF)
Specifies the method for using the external input port (UPS power
interrupt signal connector).
5
ON: Used for UPS connection.
OFF: Use as general input port (default setting).
Specifies the ACFAIL signal input method for the external input port (UPS
power interrupt signal connector). (See note.)
6 ON: Normally supplies 24 V; Open at PWR-FAIL.
OFF: Normally open; supplies 24 V at PWR-FAIL. (Recommended/default
7 Always OFF
8 Enables and disables the Action on Error operation of the special RAS
Board monitoring functions (alive, startup, and shutdown monitoring).
ON: Disables operation when there is an error.
OFF: Enables operation when there is an error (default setting).
Note: Select the appropriate input method for the system you are using.
Closing the RAS Board Cover
1. Slide the RAS Board cover to its closed position.
2. Tighten the two screws to secure the RAS Board cover.
3-3 Installing a PCI Board and Setting the DIP Switch
setting.)
3-3-2 Setting the DIP Switch
Function
3
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