Specifications

Indoor Unit SiEN04-306D
158 Removal Procedure
9
Press the receiver units
down and release the
claws on the upper
side, and then undo the
claws on the lower side.
 Release the claws on the
upper side.
10
Cut the clamp.
11
The receiver units
contain four PCBs.
Remove each PCB with
releasing claws.
Disconnect every
connector from each
PCB.
 Remove the receiver units
while pushing the claws of
connectors.
12
Cut the clamp.  Clamps should be always
available.
Fix it as it was before.
Step
Procedure Points
Receiver units
(R2781)
Intelligent Eye
sensor PCB
Display PCB
Signal receiver PCB
Buzzer PCB
(R2783)