Toshiba MMD-AP0724H2UL Service Manual page 47

(Error detected by main remote controller)
Check code
Outdoor 7-segment display
Main remote controller
E01 –
E02 –
E09 –
(Error detected by central control device)
Check code
Outdoor 7-segment display
TCC-LINK central
control
C05 –
C06 –
– –
C12 –
P30 –
Note: The same error, e.g. a communication error, may result in the display of different check codes depending on the device that detects it.
Moreover, check codes detected by the main remote controller/central control device do not necessarily have a direct impact on air
conditioner operation.
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Display of receiving unit
Indicator light block
Operation Timer Ready
Sub-code
–
–
–
Display of receiving unit
Indicator light block
Operation Timer Ready
Sub-code
–
No indication (when
– main remote controller
also in use)
–
– –
As per alarm unit (see
–
above)
– 47 –
Typical fault site
Flash
No master remote controller, Signals cannot be received from indoor unit;
faulty remote controller master remote controller has not been set
communication (reception) (including two remote controller control).
Faulty remote controller
Signals cannot be transmitted to indoor unit.
communication (transmission)
Both remote controllers have been set as
master remote controller in two remote
Duplicated master remote
controller control (alarm and shutdown for
controller
header unit and continued operation for
follower unit)
Typical fault site
Flash
Central control device is unable to transmit
Faulty central control
signal due to duplication of central control
communication (transmission)
device
Faulty central control Central control device is unable to receive
communication (reception) signal.
Multiple network adapters are connected to
Multiple network adapters remote controller communication line
Blanket alarm for general- Device connected to general-purpose device
purpose device control control interface for TCC-LINK is faulty.
interface
Group follower unit is faulty (unit No. and
Group control follower unit
above detail [
error
controller)
Description of error
Description of error
] displayed on main remote