HP XW9400 Disassembly Instructions Manual page 8

3.3 Power Supply Disassembly Procedures
Cut the cable tie at the rear of the unit.
1.
Remove the eight power supply screws—three on each side of the front, one at the side,
2.
and one at the top back.
EL-MF877-00
Template Revision A 438710-001
Page 8