Power Supply Removal - Lexmark 2390 003 - B/W Dot-matrix Printer Service Manual

Power Supply Removal

CAUTION: The power supply may be hot.
1. Turn off the printer and disconnect the power cord at both ends.
2. Remove the top cover
see "Top Cover Removal" on page
3. Remove the ground wire screw [1]. Do not lose the star washer
[2], if present, located between the ground wire and the shield
plate.
4. Disconnect the power supply cable [3].
5. Remove the four mounting screws [4].
6. Remove the power supply.
Reassembly Note: The platen ground leg [5] goes on top of the
power supply cover. The ground spring on top of the power supply
goes behind the frame support shaft and in front of the upper feed
roller shaft.
4-46
4-61.