HP Color LaserJet Enterprise CM4540fskm MFP (CC421A)
MFG Part Number: CC421A
42ppm black, 42ppm color, 600 x 600 DPI, Ethernet, USB 2.0
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Switch parts for CC421A HP Color LaserJet Enterprise CM4540fskm MFP
WC2-5637-000CN
Switch - Push switch - Right cartridge door open switch (SW6)
WC4-5303-000CN
Switch - Tray 3 paper size switch (SW2) - For the 3 x 500-sheet paper feeder only
Color LaserJet Enterprise CM4540fskm MFP parts list