Toshiba MMD-AP0186HP-E Service Manual page 83

Errors detected by TCC-LINK central control device
Check code
Outdoor 7-segment display
Main
remote
Check
controller
code
C 0 5 –
C06
C12
Differs according to
nature of alarm-causing
error
P30
(L20 displayed.)
AMP Air Conditioning
Location
Description
of
detection
Sub-code
TCC-LINK TCC-LINK
central control
device
transmission
error
TCC-LINK
central control
device reception
error
Blanket alarm
General-
for general-
purpose
purpose device
device
control interface
I/F
TCC-LINK Group control
follower unit
error
Duplicated
central control
address
Error detection
System status
condition(s)
Continued Central control device is
operation unable to transmit signal.
Continued Central control device is
operation unable to receive signal.
Continued Error signal is input to control
operation interface for general-purpose
devices.
Continued Error occurs in follower unit
operation under group control.
([P30] is displayed on central
control remote controller.)
Continued There is duplication in central
operation control addresses.
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Check items (locations)
Check for defect in central
control device.
Check for defect in central
control communication
line.
Check termination
resistance setting.
Check for defect in central
control device.
Check for defect in central
control communication
line.
Check termination
resistance setting.
Check power supply for
devices at other end of
central control
communication line.
Check defect in P.C.
boards of devices at other
end of central control
communication line.
Check error input.
Check check code of unit
that has generated alarm.
Check address settings.