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Service Guide ML172/ML182 Series
Chapter 3 Printer Maintenance
3.2.2 Control Board
1. Detach the upper cover
(3.2.1
).
2. If installed, remove the serial interface board (not shown).
2a. Remove the two serial interface board mounting screws located on each side of the interface
connector.
2b. Remove the serial interface board by lifting.
3. Remove the transformer connector (1) from the control board (2).
4. Remove the five control board mounting screws (3) (If a serial interface board was installed, you
should remove the three mounting screws and two stand-off posts).
CAUTION: When performing step 5, be careful not to break the PAPER NEAR-END LEVER.
5. Remove the control board by lifting.
CAUTION When reassembling: