Replacement Of The Service P.c. Board; Interface (Cdb) P.c. Board Mcc-1675 (4316V622); Compressor Ipdu P.c. Board Mcc-1698 (4316V624) - Toshiba RAV-SM2246AT8J-E Service Manual

11. REPLACEMENT OF THE SERVICE P.C. BOARD

11-1. Interface (CDB) P.C. BOARD MCC-1675 (4316V622)

1. Setting the jumper wires
Part name
Jumper wire J800 ~ J803
Model switching (J800 to J803)
Since this service P.C. board is available for several models, cut the jumper wires according to the following
table.
If they are not cut correctly, an error code "L10" or "L29" appears on the remote controller and the operation
of the air conditioner is disabled.
Model name
Factory setting (default)
∗ ∗∗
RAV-SM2246AT -
∗ ∗∗
RAV-SM2806AT -
CN708
R510
F500
CN01

11-2. Compressor IPDU P.C. BOARD MCC-1698 (4316V624)

1. Check SW800 on the compressor IPDU P.C Board (MCC-1698) like of the following figure.
ON
1 2
ON OFF
Function
Model switching
J 800 J 801 J 802
O O O
×
O O
×
O O
O :Connected,
CN02
F01
RY708
RY700
RY702
C808
CN690
C701
CN703 CN609
R500
Setting
Cutthese jumper wires according to
the following table.
J 803
O
O
O
×
:Cut
CN608 CN802
F02
C705
IC800
CN606
– 107 –
CN805
C141
C143
C801
CN800
CN710
CN711
CN807