Startup And Shutdown; Startup; Shutdown - Toshiba Carrier BMS-IFBN1281U-UL Service Manual

BN interface
8

Startup and Shutdown

8-1. Startup

The BN interface has no power switch. Plug the cable into the socket and then turn the socket on.
The BN interface LED display changes as follows when it is powered.
LED display changes at startup
LED display changes at startup
Step
Energization starts
1
2 Preparing to start up
Reading setting files and initializing
3
Processing BACnet communication settings
4
(time synchronization, etc.)
Operating normally
5
Step
Startup has stopped due to a settings file error.
BN interface stop.
(Setting file format error. Number of indoor unit: 0)
Step3
ERROR
Startup has stopped due to a settings file error.
BN interface stop.
(Indoor unit address duplication)

8-2. Shutdown

The LED display changes as follows when the shutdown button is pressed twice.
After step 2, wait for 1 minute before turning off the power.
Step
Shutting down
1
Shutdown is complete
2
CAUTION
• Do not hold down the Shutdown button. The BN interface will enter Air-Conditioning Search Mode if the button is pressed for
4 seconds or longer.
• As files are updated while shutting down, wait for 1 minute before turning off the power after step 2.
Startup process
Startup process
Startup process
ON
OFF
* Control interval (time length of 1 cell): 200 ms
LED-L1
LED-L1
LED-L1
Service Manual
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