Epson AcuLaser C2900N Service Manual page 385

Chapter 3 Removal and Replacement Procedures Revision B
[Replacement]
Note: Use the wrist strap to protect the PWB from the electrostatic.
1) Mate the notch and hole of the PWBA
HVPS with the tabs of the FRAME HVPS,
attach the PWBA HVPS.
2) Secure the PWBA HVPS to the FRAME
HVPS with the seven screws (silver, 6mm).
3) Engage the connector (P/J161) of the
HARN ASSY HVPS to the PWBAHVPS.
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Epson AcuLaser C2900N