Description Of Parts - Samsung MR-DH00 Technical Data Book

3) Description of parts

⑧
②
CN3 CN2
①
RED BLK
⑦
No. Name
① communication
⑥
connector
②
Power connector
③
Communication
③
LED
⑤
Address setting
④
switch
④
Software update
⑤
connector
⑥ 7-segment
Upper level controller
⑦ communication
channel
⑧ DIP switch
Note
make sure to set the address that is not assigned to other deivce already.
other compatible interface module or outdoor units.
Description
Communication terminal that connects to outdoor unit /
DC12V
Communication indicator LED
(Left LED 3 : No function
Middle RED : Blinks during it communicates with upper
level controller
Right Y-GRN : Blinks during it communicates with ERV)
Sets the address of interface module
updated
Displays the communication status between interface
module and ERV
Communication terminal to upper level controller R1/R2
SW4 SW5
1 2 1 2
SW5 - No use
SW4 Description
1
Conventional communication ERV)
(Conventional communication upper level
2
controller ↔ New communication ERV)
ON (New communication upper level controller ↔
New communication ERV)
✽
status before proceeding upgrade regardless of the installation
condition.
correctly according to installation condition before supplying
the power.
↔
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