Toshiba RAV-SM560AT-E Service Manual page 123

[04 error]
Does outdoor unit operate?
NO
Does LED (D05) (Orange)
on indoor main P.C. board flash?
Check CDB.
Defect Replace
* For RAV-SM560AT-E,
replace control P.C. board.
Check main indoor main P.C. board
(MCC-1370A).
Defect
YES
* For RAV-SM560AT-E,
check case thermo.
YES
Replace
NO
Are 1, 2, 3 inter-unit
cables normal?
YES
Are connections of
connectors normal?
YES
Is DC310 to 340V
applied between terminals
of electrolytic capacitor
of IPDU main circuit?
YES
Is DC310 to 340V
power supplied to CDB?
(CN03)
YES
Is case thermo
(CN500) connected?
YES
Does case thermo operate?
YES
Check/Correct charged
refrigerant amount.
* For RAV-SM560AT-E,
replace control P.C. board.
– 122 –
NO
Correct inter-unit cable.
NO
Correct connection
of connector.
NO
Replace IPDU.
* For RAV-SM560AT-E,
replace control P.C. board.
NO
Replace IPDU.
NO
Correct connection
of connector.
NO
Check CDB.
Defect Replace
* For RAV-SM560AT-E,
replace control P.C. board.