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Errors detected by TCC-LINK central control device
Check code
Location
of
detection
Description
System status
Error detection
condition(s)
Check items (locations)
Outdoor 7-segment display
Check
code
Sub-code
Main
remote
controller
C05
—
—
TCC-LINK TCC-LINK central
control device
transmission error
Continued
operation
Central control device is
unable to transmit signal.
• Check for defect in central control
device.
• Check for defect in central control
communication line.
• Check termination resistance
setting.
C06
—
—
TCC-LINK central
control device
reception error
Continued
operation
Central control device is
unable to receive signal.
• 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.
C12
—
—
General-
purpose
device I/F
Blanket alarm
for general-
purpose device
control interface
Continued
operation
Error signal is input to control
interface for general-purpose
devices.
• Check error input.
P30
Differs according to nature
of alarm-causing error
TCC-LINK Group control
follower unit error
Continued
operation
Error occurs in follower unit
under group control.
([P30] is displayed on central
control remote controller.)
• Check check code of unit that has
generated alarm.
(L20 displayed.)
Duplicated central
control address
Continued
operation
There is duplication in central
control addresses.
• Check address settings.
