8. Remove the front top-cover from the chassis as follows:
a. Remove the cover mounting screws.
b. Slide the front top-cover toward the center of the chassis.
c. Remove the cover when it disengages from the chassis framework.
9. Cut the tie-wrap securing the LED power extension cable to the cover mounted power tray.
10. Slide the LED extension cable out of the holding slot.
11. Remove the LED extension cable by squeezing the retention wingson the power connector and
pushing the connector out of the tray bracket.
Replacing the LED power extension cable
1. Insert the fan-end connector of the LED power extension cable into its mounting hole on the front
top-cover mounted tray bracket.
2. Lock the connector to the bracket by pushing the connector into the mounting hole until its retention
wings extend.
3. Slide the cable into the slot at the rear of the tray.
4. Using the tie-wrap cutouts provided in the tray sheet metal, tie-wrap the cable to the tray.
5. Install the front top-cover to the chassis as follows:
a. Place the front top-cover (beveled edge rearward) over the center of the switch and align the
cover’s outboard trays to the power bay guides on the chassis framework.
b. Push the top-cover forward until it is seated and install the cover mounting screws.
6. Insert a removable tray into the framework guides near the top of power bay 2, seat the tray and
tighten the tray’s captive screw.
7. Insert the remaining removable tray into the framework guides near the top of power bay 3, seat the
tray and tighten the tray’s captive screw.
8. Plug the connector on the planar-end of the LED extension cable into switch planar jack JLED.
9. Install both planar air baffles by hooking the ends of each baffle to the switch chassis.
vMake certain that the LED extension cable is captured by the slot in the baffle.
10. Install the center top-cover and tighten the captive mounting screws.
11. Install the fan assembly containing the LED display into the switch chassis.
vRefer to “Replacing a fan assembly” on page4-2.
12. Replace the switch from the service position.
vRefer to “Replacing an SP Switch2 from service position” on page3-11.
13. Return to the procedure that directed you here.
SP Switch2 service procedures
4-10 RS/6000 SP: SP Switch2 Service Guide