Address Setup - Toshiba MiNi-SMMS Installation Manual

6

ADDRESS SETUP

In this air conditioner, it is necessary to set up the indoor address before starting the operation. Set
up the address in the following procedure.
1. Set up the address after the wiring work has been completed.
2. Be sure to turn on the power in order of indoor unit → outdoor unit. If turning on the power in the reverse
order, a check code [E19] is displayed. When a check code is displayed, turn on the power again.
3. It requires a maximum of 10 minutes (Usually, approx. 5 minutes) to automatically set-up an address for 1
system.
4. To set up an address automatically, the set-up of the outdoor unit needs to be completed.
(Address setup cannot be performed by power-ON only.)
5. To set up an address, the air conditioner does not need to be in operation.
6. Manual address setup is also available besides automatic setup.
Automatic address : Setup from SW15 on the interface P.C. board of the outdoor unit
Manual address
* It is temporarily necessary to set-up the indoor unit as a 1:1 using a wired remote controller.
Automatic Address Setup
Without central control : To the address setup procedure 1
With central control
(Example)
Address setup procedure
Wire systematic diagram
Address setup procedure 1

Turn on power of indoor/outdoor units.
(In order of indoor → → → → → Outdoor)
‚
After approx. 1 minute, check that U. 1. L08 (U. 1. flash)
is displayed in 7-segment display section on the interface
P.C. board of the outdoor unit.
ƒ
Push SW15 and start setup the automatic address.
(Max. 10 minutes for 1 line (Usually, approx. 5 minutes))
„ When the count Auto 1 → Auto 2 → Auto 3 is displayed in
7-segment display section, and it changes from
U. 1. - - - (U. 1. flash) to
U. 1. - - - (U. 1. light) , the setup finished.
…
When perform a central control, connect a relay
connector between [U1U2] of the outdoor unit and
[U3U4] terminals.
: Setup from the wired remote controller
: To the address setup procedure 2
(However, go to the procedure 1 when the central control is performed in a single refrigerant system.)
In case of central control in a single refrigerant system
To procedure 1
Outdoor
Central remote
controller
Indoor Indoor
Remote Remote
controller controller
CAUTION
In case of central control over refrigerant system
Outdoor
Central remote
controller
Indoor Indoor
Remote
controller
27
To procedure 2
Outdoor Outdoor
Indoor Indoor Indoor
Remote Remote Remote
controller controller controller
Interface P.C. board
SW04 SW05 SW15
D600 D601 D602 D603 D604
SW01 SW02 SW03
1 1 1
5
Relay connector
U1
For control
wiring between
indoor and
outdoor
Central remote
controller
Indoor
3
2 4
U2 U3 U4
For wiring of
central control
system