Справочник Пользователя для Toshiba RAV-SM806KRT-TR
9. REPLACEMENT OF SERVICE P.C. BOARD
[Requirement when replacing the service indoor P.C. board assembly]
In the non-volatile memory (Hereinafter said EEPROM, IC10) installed on the indoor P.C. board before
replacement, the type and capacity code exclusive to the corresponding model have been stored at shipment
from the factory and the important setup data such as refrigerant line /indoor unit /group address in
(AUTO/MANUAL) mode have been stored at installation.
Replace the service indoor P.C. board assembly according to the following procedure.
After replacement, make sure that the indoor unit address is set correctly and also the refrigerant cycle is
Replace the service indoor P.C. board assembly according to the following procedure.
After replacement, make sure that the indoor unit address is set correctly and also the refrigerant cycle is
working correctly by test operation.
<Replacement procedure>
CASE 1
Before replacement, power of the indoor unit can be turned on and the setup data can be readout
by the wired remote controller.
Read EEPROM data (see
H1
in Page
61
)
ò
Replace service P.C. board & power ON (see
H2
in Page
62
)
ò
Write the read data to EEPROM (see
H3
in Page
64
)
ò
Power reset
(If in group operation, reset the power for all indoor units which are connected to the remote controller.)
CASE 2
Before replacement, the setup data can not be read out by the wired remote controller.
Replace service P.C. board & power ON (see
H2
in Page
62
)
ò
Write the data such as “option input selection” setup to EEPROM (see
H3
in Page
64
)
(According to the customers’ information)
ò
Power reset
Model type
RAV-SM
∗∗∗
KRT
series
P.C. board model
MCC-1510
Label display on P.C. board
04DD 03
FILE NO. SVM-12004
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60
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