Address Setting For Signal Amplifi Ers; Indoor Unit Address Setting; Rb Unit Address Setting - Fujitsu AirStage AJ 072GALDH Series Installation Manual

7.5. Address setting for signal amplifi ers
7.5.1 Address setting for signal amplifi ers
When using signal amplifiers, the address for signal amplifiers must be set.
The address for signal amplifiers can be set automatically from 1 outdoor unit (primary
unit) on the network.
Refer to "Fig. Wiring example for automatic address setting" (7.6.1 chapter) for the wiring
example.
(For manual setting of address, refer to the signal amplifier installation manual.)
7.5.2 Automatic address setting for signal amplifi ers
When setting the address of the signal amplifier, please use the factory setting. (See the
installation manual of the signal amplifier)
• When the system is normal, nothing will be displayed on the 7-segment display.
• When ERROR is displayed, inspect the units.
Use the "MODE/EXIT", "SELECT", and "ENTER" buttons on the outdoor unit PC board to
configure settings according to the procedures below.
First 2 digits Last 2 digits
(the display when the main power is turned on)
Set to Function mode [F3].
(When [F4] to [F9] are displayed, continue to press
the "SELECT" button until [F3] is displayed.)
Press the "SELECT" button until "10" is displayed.
Press the "ENTER" button for more than 3 seconds.
Setting is complete when the number of units is displayed
End

7.6. Indoor unit address setting

7.6.1 Indoor unit address setting
Address must be set for the indoor unit.
Manual setting → • When setting with the switch inside the indoor unit, refer to
the indoor unit operating manual.
• When setting with a remote control, refer to the remote
control operating manual.
Automatic setting → • Check that the wiring is as shown in the figure below.
Operate using the outdoor primary unit of each refrigerant
system.
Wiring example for automatic address setting
(1): Signal amplifier wiring example
(2)(3): Indoor unit wiring example
(Connect the indoor and outdoor units of the same refrigerant system as shown below.)
Refrigerant system 1
(Primary)
Refrigerant system 2
(Primary)
NOTES:
• When network is connected to other refrigerant systems, the automatic address
function cannot be used.
• The addresses of indoor units that have been configured automatically cannot be
assigned in the order when they are installed. (Refer to the indoor unit installation
manual for the procedures to check the addresses.)
1: Function setting
Automatic address setting for
signal amplifiers
(1) Signal amplifier
7.6.2 Procedures to enable automatic address setting on indoor
units
Check that the rotary switch IU AD on the indoor unit PC board is set to "00".If it is not set
to "00", it means the address of that device is not set. (Factory default is "00").
Turn on the power of the indoor and outdoor units.
• When the system is normal, nothing will be displayed on the 7-segment display.
• When ERROR is displayed, inspect the units.
Use the "MODE/EXIT", "SELECT", and "ENTER" buttons on the outdoor unit PC board to
configure settings according to the procedures below.
First 2 digits Last 2 digits
(The display when the main power is turned on)
Set to Function mode [F3].
(When [F4] to [F9] are displayed, continue to press
the "SELECT" button until [F3] is displayed.)
Press the "SELECT" button until "11" is displayed.
Press the "ENTER" button for more than 3 seconds.
The number of indoor units with normal settings will be
displayed at the first 2 digits of the 7-segment LED display.
The number of indoor units with error will be displayed at
the last 2 digits.
NOTE:
After the "ENTER" button is pressed, the end processing
will occur for about 30 seconds. During this period, the
7-segment will blink.
End

7.7. RB unit address setting

After the address configuration is complete for the indoor and outdoor units as well as
for the signal amplifier, configure the RB unit address settings.
7.7.1 RB unit address setting
Address must be set for the RB unit.
Check the wiring. (Refer to 6.5. Transmission line)
Manual setting → When setting with the switch inside the RB unit, refer to the
RB unit installation manual.
Automatic setting → Operate using the primary outdoor unit of each refrigerant
system.
7.7.2 Procedures to enable automatic address setting on RB units
Check that the rotary switch REF AD and RB AD on the RB unit PC board is set to "00".If
it is not set to "00", it means the address of that device is not set. (Factory default is "00").
Turn on the power of the RB units, indoor and outdoor units.
When the system is normal, nothing will be displayed on the 7 segment LED indicator.
When ERROR is displayed, inspect the units.
Use the "MODE/EXIT", "SELECT", and "ENTER" buttons on the outdoor unit PC board to
configure settings according to the procedures below.
1: Function setting
Automatic address setting for
indoor units
CAUTION
En-18