Toshiba SHRM R410A Quick Reference page 20

19 Address Setup (Continued)
8
After completing address setting of all systems, turn off dip switch 2 of SW30 on the interface P.C.
boards of all the header outdoor units connected to the same central control, except the unit that has
the lowest address.
(For unifying the termination of the wiring for the central control of indoor and outdoor units)
9
Connect the relay connectors between the [U1, U2] and [U3, U4] terminals of the header outdoor unit of
each refrigerant line.
10
Set the central control address.
(For the setting of the central control address, refer to the installation manuals of the central control devices or
"Manual address setup from the remote controller" in the next to the following page and after.
9
Header unit interface P.C. board
4, 6
7-segment
display
SW13
8
SW30 SW30
* Header units are connected to the same
central control, except the header unit
1 2
with the smallest line address number.
SW30 SW30
* Header unit with the least number of the
line address.
1 2
U1 U2 U3 U4 U5
TO
TO
CENTRAL
INDOOR
OUTDOOR
CONTROL
UNIT
LER
5
SW04 SW05
D600 D601 D602 D603 D604
SW14
SW01 SW02 SW03
U6
TO
UNIT
SW15