Welch Allyn ELI 150, Руководство по обслуживанию

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ELI 150
4-32
Remove the four screws, item # 7, at the back of the Motherboard.
The Motherboard will now be loose and can be removed from the bottom chassis.
Re-assemble in reverse order.
CAUTION
1.) Static precautions should be taken when replacing the motherboard.
2.) When installing a new board, do not replace the battery fuse until all cables have
been connected to the board.
3.) The screws that hold the front of the motherboard down are shorter than the screws
that hold the back of the motherboard down. Make sure that when installing the
motherboard that the correct screws are used for the correct locations.
4.) Make sure that the battery cable is tie wrapped to the motherboard to eliminate the
possibility if the battery cable to come in contact with the Front End board. The tie
wrap item number is 13 in the parts list.