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22. Remove the holder and remove the connector (CN301
to CN311) of the MB-852 board.
23. Remove the two step screws (M3) and remove the
bracket, insulating sheet, and CN-1830 board.
MB-852 board
assembly
CN311
CN310
CN309
CN308
CN307
Holder
Bracket
Insulating sheet
CN-1830 board
Installation
Attach a new CN-1830 board by reversing the disassembly
procedure of steps 1 through 23.
MAV-555
CN306
CN305
CN304
CN303
CN302
CN301
Fixing plate
(MB-852)
Step screw (M3)
3-5-12. MB-852 Board
Removal
1. Remove all CN-1830 boards. (Refer to Section 3-5-
11.)
2. Remove the nine screws (PSW3 x 6) and remove the
MB-852 board from the fixing plate (MB-852).
PSW3 x 6
Fixing plate (MB-852)
Installation
Attach a new MB-852 board by reversing the disassembly
procedure of steps 1 and 2.
n
The insulation sheet (MB-852) is attached to the fixing
plate (MB-852). Be careful not to drop the insulation sheet.
3-5. Replacing the Board
MB-852 board
PSW3 x 6
3-29 (E)
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