
123
B
UILDING
M
ANAGEMENT
S
YSTEM
①②③④ ⑤⑥ ⑦
DMS-Bnet
③
②
①
3) Description of parts
No
Name
Function
①
LCD display Displays current time or menu
②
Menu button Access the setting menu
S/T button
Select function or setting item in the setting
menu
Set button Enter or check setting item in the setting menu
③
Bottom cover
Unscrew 2 screws on the bottom to remove
the cover and check the cable connections
(1) Front
(2) LED indicator
No. Item Name Status
①
Power Power indicator Turns blue when the power is supplied
②
CPU Alive CPU operation indicator
Blinks in orange with 1 second intervals during
normal operation
③
Ethernet–Linked Internet connection indicator Turns green during normal connection
④
Ethernet–Active Internet data transmission/reception indicator
Blinks in orange during normal transmission/
reception
⑤
COM1~5 – TX
Channel 1~5 On/Off controller/Interface module
Data transmission indicator
Blinks in green during normal transmission
⑥
COM1~5 – RX Channel 1~5 On/Off controller/interface module
Data reception indicator
Blinks in green during normal reception
⑦
Check
Indoor/Outdoor unit Communication status indicator
Turns green when communication error occurs
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