Toshiba MCY-MHP0404HS(J)-E Service Manual page 85

(4) Individual start / stop (ON / OFF) individual test operation function
This function is provided to start / stop (ON / OFF) individually each indoor unit connected to the same system by
using switches on the interface board of the outdoor unit.
Set SW01 [16] and set SW02, SW03 to indoor address No. (1 to 64) to be started (Refer to the following table*) -
only the setup indoor unit starts operation.
(In the rotary switches of the indoor unit which operates in a group by the remote controller, the follower unit cannot
be individually started or stopped. In this case, [ - - ] is displayed on 7-segment display [B] on the interface P.C.
board of the outdoor unit.)
<Operation procedure>
Power ON
Set up the operation mode of the remote controller.
(If it is not set up, the operation continues with the current
mode.)
Match the rotary (7-segment display)
switches on the
interface P.C. board
of the outdoor unit to
the following table*.
Address display of
corresponding
indoor unit
Press the push-switch SW04 on the same board for 2 seconds or
more.
(If pressed continuously for 10 seconds or more, the operation
changes to the individual test operation.)
The indoor unit to be started operates.
Press the push-switch SW05 on
the interface P.C. board of the
outdoor unit for 2 seconds or
more.
After test operation, return the display select switches SW01 / SW02
/ SW03 on the interface P.C. board of the outdoor unit to [1/1/1].
NOTE) The individual test operation returns to the normal operation after 60 minutes.
Be sure to turn on the power at indoor
side before power-ON of outdoor unit.
If a check code is already displayed with SW01 / SW02 / SW03
being [1/1/1], return the status to normal one according to
troubleshooting and then execute a test operation.
The unit which is not given with priority by heating priority control, cooling
priority control, and selection of cooling or heating mode is not operated.
In this case, "
displayed on the remote controller.
Interface P.C. board
SW06
0
SW11
SW16
SW30
Address display of
corresponding
Operation check
If the discharge temperature does not change
though COOL or HEAT has been set up from the
remote controller, misconnection is considered.
(7-segment display)
0
[ 00] is displayed
Address display of
for 5 seconds after
corresponding
operation-ON.
indoor unit
84
98
operation ready" or "
7-segment
7-segment display [A]
display [A]
SW04 SW05 SW15
D600 D601 D602 D603 D604
SW07 SW09 SW10
SW01 SW02 SW03
SW12 SW13 SW14
SW17
(7-segment display)
[ 11] is displayed for 5 seconds after operation-ON.
(For individual test operation, [ FF] is displayed.)
indoor unit
End
operation mode controlled" is
Push Push 7-segment
7-segment display [B]
switch switch display [B]
SW04 SW05 SW15
D600 D601 D602 D603 D604
SW01 SW02 SW03
Rotary switches
<Rotary switches>
1
Start
Units to be operated
Address 1 to
Address 16 }
In Individual
individually
start / stop
Address 17 to
Address 32 }
individually
Address 33 to
Address 48 }
individually
Address 49 to
Address 64 }
individually