Troubleshooting - Toshiba BMS-CT2560U-E Owner's Manual

Touch Screen Controller
11

Troubleshooting

Phenomenon
The LCD does not display.
The operated air conditioner
does not run.
I want to turn off the power.
I want to reboot.
The air conditioner settings
change arbitrarily.
The schedule does not work.
The air conditioner doesn't
cool. The air conditioner
doesn't heat.
-EN
100
Question
Is the power turned on?
Has the backlight gone out?
Is the backlight brightness dark?
Does the operated air conditioner
match the actual air conditioner?
Has a check code been detected?
Are you operating with the local
remote control?
Is the air conditioner stopped due to
the schedule setting of the local
remote control or the like?
Are you operating with the PC app
"Remote Control Software"?
From [Menu], turn off the power.
Reboot from the menu.
Are you operating with the local
remote control?
Is the air conditioner stopped due to
the schedule setting of the local
remote control or the like?
Have you applied settings such as
stop using an external input signal?
Are you operating with the PC app
"Remote Control Software"?
Is the schedule disabled?
Does the scheduled air conditioner
match the actual air conditioner?
Is a Special day schedule set?
Is demand control turned on?
Is the forced thermo OFF control
turned on?
Is the power saving control turned
on?
Confirmation items
Check that the power is not turned off by the breaker or the like.
There is a green LED at the lower rear of the main unit and a green
LED on the AC adapter that indicate that power is being supplied.
Check that the wiring of the power outlet and AC adapter is not
disconnected.
There is a green LED at the lower rear of the main unit and a green
LED on the AC adapter that indicate that power is being supplied.
The LCD turns off when there is no operation for a certain period of
time. Touch the touch panel to turn on. The brightness and display
time can be changed using [Backlight].
Adjust the brightness using [Backlight].
Operate another air conditioner and check if the actual air
conditioner operates.
The air conditioner will not operate when a check code has been
detected. Erase the check code.
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the local remote control, it will stop. The latter
operation of this Unit or the local remote control overrides the former.
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the local remote control schedule, it will stop. The
latter operation of this Unit or the local remote control overrides the
former.
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the PC app "Remote Control Software", it will stop.
The latter operation of this Unit or the "Remote Control Software"
overrides the former.
Select [Menu]-[Functions]-[shut down].
Select [Menu]-[Functions]-[System reboot].
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the local remote control, it will stop. The latter
operation of this Unit or the local remote control overrides the former.
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the local remote control schedule, it will stop. The
latter operation of this Unit or the local remote control overrides the
former.
When stop, etc. is set by an external input signal using the external
interlocking function, the air conditioner stops automatically when a
signal is input.
Even if the air conditioner is run with this Unit, if it is stopped
afterwards with the PC app "Remote Control Software", it will stop.
The latter operation of this Unit or the "Remote Control Software"
overrides the former.
Please confirm the Scheduler Operation settings.
Operate another air conditioner and check if the actual air
conditioner operates.
If a day is set in both the Weekly schedule and a Special day
schedule, the Special day schedule will apply for that day.
Demand control suppresses the capability of the outdoor unit in
order to reduce power consumption. Therefore, it may take time to
reach the set temperature.
Forced thermo OFF is a control to stop the operation of the outdoor
unit. Therefore, the indoor unit acts as a fan.
Power saving suppresses the capability of the outdoor unit.
Therefore, it may take time to reach the set temperature.
Owner's Manual