Accessing The Bs Buttons On The Pcb - Daikin VRV EMERION REYQ-AATJA Service Manual

Field Setting from Outdoor Unit
2.2

Accessing the BS Buttons on the PCB

It is not required to open the complete electronic component box to access the BS buttons on the
PCB and read out the seven-segment display(s).
1. Open the service window cover.
2. Open the inspection door.
You can see the 3 BS buttons and the 3 seven-segment displays and DIP switches.
Operate the switches and BS buttons with an insulated stick (such as a closed ballpoint pen) to
avoid touching of live parts.
Location of the seven-segment displays, buttons and DIP switches:
Segment display indications:
241
1 2
BS1 BS2 BS3
DS1 DS2
X27A
MODE (BS1)
SET (BS2), RETURN (BS3)
DS1, DS2
1
2
2
1
for changing setting mode
for changing field setting
DIP switches
Seven-segment displays (3×)
BS buttons (3×)
Off
Blinking
On
Part 5 Field Settings and Test Operation
SiUS372201EB