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Unit 7: Replacement Procedures
SATO MB2i Service Manual PN 9001145B Page 7-7
MAIN CIRCUIT BOARD (A) REPLACEMENT
1 Switch off the printer and remove power supply.
2 Remove the front, top, left, and right housing covers.
3 Remove the two screws securing main circuit board (A) to the printer chassis (Figure 7-5).
4 Withdraw the defective main circuit board and disconnect all wiring harnesses.
5 Attach all relative wiring harnesses to the replacement circuit board.
6 Insert the replacement circuit board into the printer chassis and secure using the two
screws.
7 Replace all housing covers, restore power, and test print.
Figure 7-5, Main Circuit Board (A) Replacement
NOTE: Figure 9-1 of the Charts & Diagrams unit provides guidance on
housing cover removal.
NOTE: Figure 9-1 of the Charts & Diagrams unit provides guidance on
housing cover installation.
Main Board
Screws x2