Figure 105: An Extracted Switch Fabric Board
2—1— Printed circuit boardConnectors
Installing an MX10016 Switch Fabric Board
An MX10016router has six Switch Fabric Boards (SFBs) that are located in the middle of the chassis behind
the fan trays. SFB 0 through SFB 2 are located behind the left fan tray, and SFB 3 through SFB 5 are
located behind the right fan tray. You must remove the appropriate fan tray to install a SFB. See Figure
64 on page 165. Fan trays must be replaced within the duration mentioned in Table 58 on page 217.
Table 58: Replacement Duration for the Fan Tray of an MX10016
DurationChassis Ambient Temperature
3 minutes27°C
2 minutes 46 seconds35°C
2 minutes40°C
NOTE: When replacing the fans or SIBs at 40°C chassis ambient temperature, ensure that the fans
run at 100% fan speed for at least 10 minutes before replacing the fans or SIBs.
Use the test chassis fan tray 0 speed full-speed and test chassis fan tray 1 speed full-speed commands
to set the chassis fans to 100% speed.
Ensure you have the following equipment on hand before installing an SFB:
•
Electrostatic bag or antistatic mat
•
Electrostatic discharge (ESD) grounding strap
•
Replacement SFB
217
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