Maintenance and Service Guide HP ProDesk 400 G1 Microtower HP ProDesk 480 G1 Microtower HP ProDesk 490 G1 Microtower HP ProDesk 400 G1 Small Form Factor

Power supply
NOTE: System board appearance may vary.
Description Spare part number
Power supply, 300W, Energy Star 5.0 712298-001
Power supply, 300W, Energy Star 6.0 748824-001
Power supply, 300W, Active PFC 715184-001
Power supply, 300W, active PFC, SEPA 752628-001
Power supply, 300W, regular 715185-001
NOTE: System board appearance may vary.
1. Prepare the computer for disassembly (Preparation for disassembly on page 42).
2. Remove the access panel (
Access panel on page 43).
3. Disconnect the power cables from the following system board connectors:.
●
PWR
●
PWRCPU
4. Disconnect the power cables from the rear of the drives.
Power supply connectors connect to the drives as follows:
●
P3 connector: primary hard drive
●
P5 connector: primary optical drive
Power supply
87