Haier MRV II - Page 31

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1.2.3 Select control mode
Indoor
PCB
Wired
control
master
unit
Wired control
slave unit
Remote
control
Remark
CN23 Short
connectio
n （ Set
when out
of factory）
Disconnectio
n
Dis
connectio
n
CN30 Short
connectio
n （ Set
when out
of factory）
Short
connection
（ Set when
out of
factory）
Dis
connectio
n
CN21 Vacancy
（ Set
when out
of factory）
Vacancy（Set
when out of
factory）
To remote
receiver
SW08-
6
ON （ Set
when out
of factory）
ON （ Set
when out of
factory）
OFF
SW01 Set on 0
（ Set
when out
of factory）
1～15（SW01
of slave
units in one
group is
different
from each
other）
Default at
0
Signal
terminal
block
A,B,C to
wired
controll
er
B,C to wired
controller
A,B,C
Vacancy
1,Communicatio
n addresses
between wired
control master
unite and wired
control slave
units are
different from
each other.
2, If there is a
need of central
control, all the
central control
addresses of
indoors in one
group are the
same (central
control address
of slave unit is
null.), central
control
addresses of
indoors in
different groups
are different
from each other.
Part 2