Interface P.c. Board (Mcc-1673) Replacement Procedure - Toshiba MMY-MAP1006FT8(J)P-E Service Manual

13-1-3.Interface P.C. Board (MCC-1673) Replacement Procedure

This Interface board is commonly installed in different models before shipment. When the board assembly is to
be replaced, check the displayed inspection contents below and replace the board in accordance with the
model, following the below procedure.
Replacement steps:
(1) Turn off the power supply of the outdoor unit and wait at least 3 minutes.
(2) Remove all of the connectors connected to the interface board. (Remove the connectors by pulling the
connector body. Do not pull the wire).
(3) Remove the interface board from the six PCB mounts (①).
(4) Cut the jumper wires of the service board, as instructed in the table below.
The jumper setting differs from original supplied PCB, therefore be sure to configure the Jumpers as in the
table below.
If t he model is not specified, check code "L10" is displayed and the equipment will not operate.
Model name
Service P.C. Board
MMY-MAP0806FT8(J)P-E/-TR
MMY-MAP1006FT8(J)P-E/-TR
MMY-MAP1206FT8(J)P-E/-TR
MMY-MAP1406FT8(J)P-E/-TR
MMY-MAP1606FT8(J)P-E/-TR
MMY-MAP1806FT8(J)P-E/-TR
MMY-MAP2006FT8(J)P-E/-TR
MMY-MAP0806FT8/7(J)P*
MMY-MAP1006FT8/7(J)P*
MMY-MAP1206FT8/7(J)P*
MMY-MAP1406FT8/7(J)P*
MMY-MAP1606FT8/7(J)P*
MMY-MAP1806FT8/7(J)P*
MMY-MAP2006FT8/7(J)P*
* The characters in accordance with the destination may attach to the end of model name. (Blank, -A)
Interface P.C.Board
（43T6V663）
DIP Switches
SW06 SW07 SW09
SW11 SW12 SW13
SW16 SW17
Jumpers
(5) Set the DIP switch settings of the service board to match the switch settings of the PCB being replaced.
(6) Install the service board to the outdoor control unit (Confirm that it is securely fixed to the PCB Mounts).
(7) Connect the connectors (Confirm that they are correctly and securely inserted).
(8) If a component on the board is bent during board replacement, adjust it manually ensuring that it is not short
or contact other parts.
(9) Install the cover, then turn on the power supply. Check the operation.
J09
Model size
Yes
Cut
990W
－
Cut
1210W
Cut
－
1600W Cut
－
Cut
990W
－
Cut
1210W
Cut
－
1600W Cut
－
①
SW10
SW14
①
①
J10 J11 J12
Yes Yes Yes
Cut
－ －
Cut
－ －
－ － －
Cut Cut Cut
Cut Cut Cut
Cut Cut
－
Cut Cut
－
Cut
－ －
Cut
－ －
－ － －
Cut Cut Cut
Cut Cut Cut
Cut Cut
－
Cut Cut
－
− 279 −
J22 J27
Yes Yes
Cut
－
Cut
－
Cut
－
Cut
－
Cut
－
Cut
－
Cut
－
Cut Cut
Cut Cut
Cut Cut
Cut Cut
Cut Cut
Cut Cut
Cut Cut
① PCB
Mounts
①
Push this part to the
direction of the arrow.
And remove the PCB.
PCB Mounts ①
①