Toshiba MCY-MHP0806HT8-C Series Service Manual page 116

Errors detected by TCC-LINK central control device
Check code
Outdoor 7-segment display
Main
remote
Sub-code
controller
C 0 5 –
C 0 6 –
C 1 2 –
Differs according to
nature of alarm-causing
trouble
P30
(L20 displayed.)
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.
115
127
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.