Locate the Serial Number ID Labels on MX10004 Fan Trays and Fan Tray Controllers
The two fan trays and their associated fan tray controllers installed in an MX10004 router are field-
replaceable units (FRUs). For each FRU, you must remove the FRU from the router chassis to see the
FRU serial number ID label.
• Fan tray–The serial number ID label for the fan tray (JNP10004-FAN2) is located on the inside of the
fan tray at the base of the fan tray Control Board (CB). See
Figure 108: MX10004 Fan Tray Serial Number Location
• Fan tray controller–The serial number ID label for the fan tray controller (JNP10004-FTC2) is located
on the top of the fan tray controller. See
Figure 109: MX10004 Fan Tray Controller Serial Number Location
227