HP EliteDesk 800 G3 Disassembly Instructions Manual page 8

Step 31 Use T15 screwdriver remove speaker from the
front wall
Step 33 Remove all the power cables from the hook
Step 35 Remove the PSU from chassis
EL-MF877-00
Template Revision B
PSG instructions for this template are available at
Step 32 Use T15 screwdriver to remove the PSU screws
from rear wall
Step 34 Press the latch and slide the PSU out
Figure 36 Use Micro shear 170II to cut the cable tie
EL-MF877-01
Page 8