HP EliteDesk 800 G4 Disassembly Instructions Manual page 8

Step 29 Remove LED cover from MB
Step 31 Use T15 screwdriver remove speaker from the
front wall
Step 33 Remove all the power cables from the hook
EL-MF877-00
Template Revision B
PSG instructions for this template are available at
Step 30 Remove the front bezel
Step 32 Use T15 screwdriver to remove the PSU screws
from rear wall
Step 34 Press the latch and slide the PSU out
EL-MF877-01
Page 8