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Errors detected by TCC-LINK central control device
Check code
Outdoor 7-segment display
Main
remote
controller
Sub-code
C
0
5
–
C
0
6
–
C
1
2
–
Differs according to
nature of alarm-causing
trouble
P30
(L20 displayed.)
AMP Air Conditioning
Location
of
Description
System status
detection
TCC-LINK TCC-LINK
Continued
central control
operation
device
transmission
trouble
TCC-LINK
Continued
central control
operation
device reception
trouble
General-
Blanket alarm
Continued
purpose
for general-
operation
device
purpose device
I/F
control interface
TCC-LINK Group control
Continued
follower unit
operation
trouble
Duplicated
Continued
central control
operation
address
Check code detection
condition(s)
Central control device is
unable to transmit signal.
Central control device is
unable to receive signal.
Trouble signal is input to
control interface for general-
purpose devices.
Trouble occurs in follower
unit under group control.
([P30] is displayed on central
control remote controller.)
There is duplication in central
control addresses.
117
127
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Check items (locations)
Check for trouble in central
control device.
Check for trouble in central
control communication
line.
Check termination
resistance setting.
Check for trouble in central
control device.
Check for trouble in central
control communication
line.
Check termination
resistance setting.
Check power supply for
devices at other end of
central control
communication line.
Check trouble in P.C.
boards of devices at other
end of central control
communication line.
Check check code input.
Check check code of unit
that has generated alarm.
Check address settings.
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Troubleshooting
