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3-1-4. Replacement Procedures of MA-195 Board
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The procedure required to be performed before and after the replacement of the MA-195 board in UP-
X898MD is different from that in UP-D898MD. If the setting is not correctly performed, the unit will
not operate normally.
1. Perform "Procedure before replacement" by referring to Section 3-1-1.
2. Remove the top cover. (Refer to Section 1-5-1.)
3. Disconnect the four harnesses from the connectors (CN101, CN1101, CN1201 and CN1202) on the
MA-195 board.
4. Disconnect the two flexible flat cables from the connectors (CN701 and CN1103) on the MA-195
board.
UP-X898MD
5. Remove the four screws (PSW3 x 8).
6. Remove the two screws A and B (P3 x 4) and the screw C (BTP3 x 8), then remove the MA-
195 board in the direction of the arrow.
7. Remove the lithium battery from the MA-195 board.
UP-D898MD
5. Remove the four screws (PSW3 x 8).
6. Remove the screw A (P3 x 4), then remove the MA-195 board in the direction of the arrow.
7. Go to step 8.
8. To install, reverse the removal procedure.
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When installing the MA-195 board, attach the screw A (P3 x 4) first.
9. Perform "Procedure after replacement" by referring to Section 3-1-1.
UP-D898MD/X898MD
3-5 (E)
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