Toshiba MMW-AP0271LQ-E Service Manual page 60

Errors detected by TCC-LINK central control device
Check code
Main Outdoor 7-segment display
remote
Sub-code
controller
C05 — —
C06 — —
C12 — —
Differs according to
nature of alarm-causing
error
P30
(L20 displayed.)
Location
Description
of
detection
TCC-LINK TCC-LINK
central control
device
transmission
error
TCC-LINK
central control
device reception
error
—
General- Blanket alarm
purpose for general-
device purpose device
I/F control interface
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
operation control 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
operation central control addresses.
– 60 –
Indoor unit (including Hot Water Module)
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.