Power Cord Replacement; Power Entry With Cable Replacement; Power Supply Replacement - Covidien Valleylab LS10 Service Manual

To replace the USB cover, remove the 2 screws and remove the USB cover.
3.
Place the new cover over the cutout, making certain that the 2 screws holes line up
4.
with the holes in the chassis.
Reinstall the 2 screws.
5.

Power Cord Replacement

Turn the system off. Disconnect the power cord from the wall receptacle and allow
1.
several minutes for any voltages to discharge.
Remove the power cord from the power entry receptacle.
2.
Locate the replacement power cord and insert it into the power entry receptacle.
3.

Power Entry with Cable Replacement

Turn the system off. Disconnect the power cord from the wall receptacle.
1.
Remove the 4 screws that secure the top cover to the chassis. Lift the cover off the
2.
chassis. Set the cover and screws aside for reinstallation.
Using the screwdriver, remove the Power Entry with cable wires from the power
3.
supply. View looking forward from the back panel, left to right, red, blue, and green.
Using the ratchet and 10 mm socket, remove the nut and lock washer holding the
4.
green ground wire to the lug of the rear panel.
Using the screwdriver, remove the 2 screws holding the Power Entry with cable to the
5.
rear panel and remove the power entry cable from the back panel.
Insert the replacement Power Entry with cable through the back panel cutout. Secure
6.
the Power Entry with cable to the back panel using the screwdriver and the 2 screws
previously removed.
Using the screwdriver, secure the Power Entry with cable wires to the power supply at
7.
TB1. View looking forward from the back panel, left to right, red, blue, and green.
Tighten to 1.0Nm ±10%.
Using the ratchet and 10 mm socket attach the green ground wire to the back panel
8.
lug with the nut and lock washer.
Replace the top cover onto the chassis and secure with the 4 screws removed in step
9.
2.

Power Supply Replacement

Turn the system off. Disconnect the power cord from the wall receptacle.
1.
Remove the 4 screws that secure the top cover to the chassis. Lift the cover off the
2.
chassis. Set the cover and screws aside for reinstallation.
Disconnect the power supply cable from P30 on the main PCBA.
3.
Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual
Replacement Procedures
6-7