Error Mode Detected By Remote Controller Or Central Controller (Tcc-Link) - Toshiba RAV-SM564ATJP-E Service Manual

Error mode detected by remote controller or central controller (TCC-LINK)

Check code
No communication with master indoor unit
Not displayed at all
Remote controller wiring is not correct.
(Operation on
remote controller
Power of indoor unit is not turned on.
cannot be operated.)
Automatic address cannot be completed.
No communication with master indoor unit
E01
Disconnection of inter-unit wire between
∗1 remote controller and master indoor unit
(Detected by remote controller side)
Signal send error to indoor unit
E02
(Detected by remote controller side)
There are multiple main remote controllers.
E09
(Detected by remote controller side)
L20
Duplicated indoor central addresses on
communication of central control system
Central controller
(Detected by indoor/central controller side)
L20
—
∗2
Communication circuit error of central
Central controller
control system
(Send)
(Detected by central controller side)
C05
(Receive)
C06
—
Indoor Gr sub unit error
(Detected by central controller side)
Central controller
P30
∗1 The check code cannot be displayed by the wired remote controller.
(Usual operation of air conditioner becomes unavailable.)
For the wireless models, an error is notified by indication lamp.
∗2 This trouble is related to communication of remote controller (A, B), central system (TCC-LINK U3, U4),
and [E01], [E02], [E03], [E09] or [E18] is displayed or no check display on the remote controller according
to the contents.
SVM-13072.indb 57 SVM-13072.indb 57
Operation of diagnostic function
Status of
Cause of errors
air conditioner
(Automatically reset)
∗ If center exists,
operation continues.
(Automatically reset)
∗ If center exists,
operation continues.
(Sub unit
continues operation.)
(Automatically reset)
Continues
(By remote controller)
Continuation/Stop
(According
to each case)
– 57 –
Condition
Power supply error of remote controller, Indoor
EEPROM error
1. Check remote controller inter-unit wiring.
2. Check remote controller.
3. Check indoor power wiring.
Stop —
4. Check indoor P .C. board.
5. Check indoor EEPROM.
(including socket insertion)
→ Automatic address repeating phenom-
Receiving error from remote controller
Stop
1. Check remote controller inter-unit wiring.
Displayed when
2. Check remote controller.
error is detected
3. Check indoor power wiring.
4. Check indoor P .C. board.
Stop Error sending of remote controller
Displayed when 1. Check sending circuit inside the remote
error is detected controller.
→ Replace remote controller.
1. In 2-remote controllers (including wireless),
Stop
there are multiple main units.
Displayed when
error is detected
Check that there are 1 main remote
controller and other sub remote controllers.
1. Check setting of central control system
Stop
Displayed when network address. (Network adapter SW01)
error is detected
2. Check network adapter P .C. board.
1. Check communication wire / miswiring
2. Check communication (U3, U4 terminals)
3. Check network adapter P .C. board.
Displayed when
4. Check central controller (such as central
error is detected
control remote controller, etc.)
5. Check terminal resistance. (TCC-LINK)
Displayed when Check the check code of the corresponding
error is detected unit from remote controller.
FILE NO. SVM-13072
Judgment and measures
enon generates.
11/01/13 1:53 PM 11/01/13 1:53 PM