Toshiba MCY-MHP0806HT8-C Series Service Manual page 161

Step Component
6 Interface P.C.
WARNING
board
Do not detach the inverter for 5 minutes after
turning off the breaker as doing so may cause
electric shocks.
1. Detachment
1) Remove the front panels. [Step.1]
Disconnect all the connectors on the Interface PC
board. ["5)" of Step.5]
2) Remove the support hooks (8 positions) fixing the
board to remove the interface P.C.board.
(Fig. 6-1)
2. Attachment
1) Install it in the reverse of the procedure to
remove it.
2) Set the jumper wires of P.C. board according to
"11 P.C.board exchange procedure".
7 Noise filter
WARNING
P.C. board
Do not detach the inverter for 5 minutes after
turning off the breaker as doing so may cause
electric shocks.
1. Detachment
1) Remove the front panels. [Step.1]
Disconnect the sensor connectors and remove
the clamp and banding band.
["4)" and "5)" of Step.5]
2) Remove the screws fixing the interface P.C.
board attachment plate, and pull the attachment
plate in the direction of the arrow to remove it.
(M4×8, 4) (Fig. 7-1, 7-2)
3) Remove the connector connected between the
noise filter P.C. board and another component.
CAUTION
Disengage the locks on the housing to unplug
the connectors.
CN01 .....Connection with terminal block (L1) (red)
CN02 .....Connection with terminal block (L2) (white)
CN03 .....Connection with terminal block (L3) (black)
CN04 .....Connection with terminal block (N) (gray)
CN50 .....Connection with Interface PC Board (CN530) (4P: black)
CN15 .....Earth Wire (1P: brown)
CN21 .....Connection with magnetic contactor (No2) (red)
CN22 .....Connection with compressor IPDU board (CN02) (white)
CN23 .....Connection with magnetic contactor (No6) (black)
CN101 ...Connection with fan IPDU board (5P: red)
CN102 ...Connection with Interface PC board (CN400) (3P: red)
4) Remove the two screws and the two support
hooks from the noise filter P.C. board, and
remove it. (Fig. 7-3)
2. Attachment
1) Install it in the reverse of the procedure to
remove it.
2) The tightening torques are as follows.
M3: 0.55±0.1N ・ m
M4: 1.20±0.1N ・ m
Procedure
160
Remarks
(Fig. 6-1)
(Fig. 7-1)
(Fig. 7-2)
Noise filter P.C. board.
Screws
(2 positions)
(Fig. 7-3)
Interface P.C. board
Support (8 positions)
Screws (4 positions)
Interface
P.C. board
attachment
plate
Suupport
(2 positions)