sorry I got it wrong. here I find the correct DP/N for the 5490 CPU cooling fan 1TMP6  ASSY,FAN,SYS,75X7.5MM,CY18,AIO 1TMP6 [IMAGE] [IMAGE]   [IMAGE] this is confirmed by 24 5490 service manual [IMAGE]   tear down video. [URL]
Hello Everone!   I'm working on an Insipron 24 5490 AIO   I know the part number is inside on the part.  But without opening does anyone know the D/PN of the cooling fan? The fan needs replacement.  It's sounds terrible.  I feel it's dying shortly  Thank you! Shawn
Inspiron 24 5490 Need D/PN for Cooling Fan