H3C Technologies H3C S9500E Series Switches - Manual (Page 92)

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6. Use a Phillips screwdriver to fasten the captive screws on the subcard to tighten the subcard.
Figure 62 Replacing a subcard
(A) Subcard to be removed (B) Subcard to be installed
Replacing a fan tray
CAUTION:
•
To avoid injury, do not touch any wires, terminals, and parts with a high-voltage hazard sign.
• Fan trays are hot-swappable. To replace a fan tray with the switch running, pull out the fan tray after it
stops rotating. Keep your hands away from the spinning fan blades when removing the fan tray.
• To ensure normal operation of the switch, do not keep the switch working without a fan tray for a long
time.
• When removing a fan tray, hold both sides of the fan tray to pull it out thoroughly.
Replacing a fan tray for an S9505E/S9508E/S9512E
The fan trays of the S9505E/S9508E/S9512E switches are vertically installed, and the replacement
procedures are similar.
To replace a fan tray for an S9505E/S9508E/S9512E:
1. Put on an ESD-preventive wrist strap and loosen the captive screws on the fan tray.
A
B
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