Description Of Parts - Samsung MR-DH00 Technical Data Book

Control Systems
Centralized control systems
II II
3. OnOff controller
MCM-A202DN

3) Description of parts

No.
①
Indoor unit operation LED
②
③
Group indoor unit
④
⑤
Indoor unit control button
Operation mode selection
⑥
⑦
Communication terminal
⑧
Note
Press button 11 and button 15 together for 5 seconds to reset the OnOff controller.
56
Name
It lights on when more than one indoor unit operates.
It flickers during indoor unit tracking process after power reset.
All ON button Press All ON button to turn on all the indoor units.
All OFF button
It lights on when one indoor unit of the group is operating.
It also flickers when indoor unit has an error.
operation LED
address flickers.
Set operation mode selection switch to a certain mode and press indoor unit control
switch
operation mode is delivered to the indoor unit.
C1 C2 : No function
Power terminal AC200V~240V connection
Software reset
①
⑥
②
③
⑥
COOL
AUTO
HEAT
④
⑤
Description
⑧
⑦