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3-4. SE-1143 Board
1. Remove the top cover. (Refer to Section 1-5-1.)
2. Remove the front panel block assembly. (Refer to Section 1-5-2.)
3. Remove the MD general assembly. (Refer to Section 3-6.)
4. Remove the screw, then remove the SE-1143 board.
5. Disconnect the harness from the connector (CN301) on the SE-1143 board.
CN301
BVTT
2.6
5
Harness
6. To install, reverse the removal procedure.
n
After installing the SE-1143 board, remove the slack of the harness on the side of the SE-1142 board.
7. Perform the check (self-diagnosis). (Refer to Section 3-13.)
UP-D898MD/X898MD
SE-1143 board
Harness
Pull the harness lightly to remove the slack.
3-13 (E)
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