Daikin Intelligent Touch Manager DCM601A71 - Page 294

User’s Manual EM11A017
DCM601A71 intelligent Touch Manager
293
■
R/C Prohibition is not displayed.
The Setpoint Restriction is not displayed in the Area/Management Point List on the System
Settings screen.
• When a higher level central device (Interface for use in BACnet, etc.) is connected, R/C
Prohibition and Setpoint Restriction become unavailable. Furthermore, when there are two
iTMs connected, R/C Prohibition and Setpoint Restriction are unavailable for the iTM set as
sub.
■
Air conditioners cannot be started or stopped as the iTM went out of order when remote
controller operation is disabled.
• Turn off the circuit breaker of the iTM power supply as an emergency measure until a service
person looks into the trouble. By doing so, operating the air conditioners from the remote
controller will become possible in about 5 minutes.
If there are other central control devices than the iTM connected, turn off the power to all
central control devices once.
■
Communication error is displayed for indoor units and the like.
• The status of indoor units may not display (communication error) immediately after a start that
follows an iTM restart, etc.
Please wait; conditions will become normal in about 10 minutes at most.
■
File output to a USB memory fails.
iTM provides multiple functions such as Backup and Setup Export for outputting files to a
connected USB memory.
Check the following items if le output to a USB memory fails.
• Free space of the destination USB memory is not enough.
Check free space of the USB memory. (5 GB or more is recommended)
• The destination USB memory is write protected.
Unlock the write protection before use.
For how to unlock, see the instruction manual or etc, of the USB memory used.
• The destination USB memory contains a le of the same name.
Move the le contained in the USB memory to a computer.
Change the name of the le contained in the USB memory.
Delete the le contained in the USB memory. (Conrm that deleting the le does not cause a problem.)
• The USB memory is not connected to iTM.
Connect the USB memory to iTM and output the le again.
• The USB memory is disconnected during le output.
Do not disconnect the USB memory during le output.
Connect the USB memory to iTM and output the le again.