4. troubleshooting procedure for each check code – Toshiba RAV-SM560BT-E User Manual

Page 71

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10-4. Troubleshooting Procedure for Each Check Code

10-4-1. New Check Code/Present Check Code (Central Control Side)

[E01 error]/

*

[99 error]

*

: When central controller [99] is displayed, there are other causes of error.

[E09 error]/

*

[99 error]

*

: When central controller [99] is displayed, there are other causes of error.

Is inter-unit cable of A and B normal?

Is there no disconnection

or contact error of connector on harness

from terminal block of indoor unit?

Is group control operation?

Is power of all indoor units turned on?

Is power supplied to remote controller?

AB terminal: Approx. DC18V

Are two remote controllers

set without master unit?

Are two remote controllers

set without master unit?

Correct inter-unit cable of remote controller.

Correct connection of connector.

Check circuit cables.

Check power connection of indoor unit.

(Turn on power again.)

Check indoor P.C. board (MCC-1402).

Defect Replace

Correct as a master unit/a sub unit

(Remote controller address connector)

Check remote controller P.C. board.

Defect Replace

Correct as a master unit/a sub unit

(Remote controller address connector)

Check remote controller P.C. board.

Defect Replace

NO

YES

NO

NO

NO

YES

YES

YES

NO

YES

YES

YES

NO

NO

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