Samsung AC140MXAD*H - Page 116

SW update
7-2
7-3. How to update the Micom(RS485)
tThrough RS485 communication.
- F1,F2 terminal block on ODU
- F1,F2 connector on ODU’s main pcb
- F1,F2 terminal block on IDU
Step 1
Connect S-converter to F1,F2 line
USB to RS232 cable S-Converter
TX+ ĺ F1
TX+ ĺ F2
Outdoor unit
Main PCB
Step 2
Execute S-net pro 2 and set environment then click connect button
Click Connect