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[9-1 Service Overview ]
9-1
Service Overview
9 USB Function
9-1-1
Function Overview
The control board has a USB port that allows the use of the following two functions.
1. Collection and storage of operation data
Operation information from indoor units, outdoor units, and other equipment and devices in the system are collected andstored
in the flash memory in the control board of the outdoor unit (OC).
The data can be transferred and stored in a USB memory stick.
2. Software rewrite function
The software on outdoor units can be rewritten using a USB memory stick.
For detailed information about each function, refer to Section [9-2 Operation Data Collection and Storage Functions] and Sec-
tion [9-3 Software Rewrite Function on the USB].
For information regarding the maintenance LED display content and regarding troubleshooting, refer to Section [9-4 Mainte-
nance LED Display and Troubleshooting].
BS_09_G
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chapter 9 -
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