HP Z34c G3 Maintenance And Service Manual page 21

Repair Process:
When EL capacitors damage or explode, it may lose function and cause product no
work.
The locations are identified below:
Power Board
1) You must disconnect the power cord from the power source before opening the
monitor to prevent component damage.
2) Use Multimeter measure whether EL capacitors still have charge. Before repairing
must discharging it.
Capacitors in following picture need to discharging.
C711; C712;
C713; C714
C706; C707
19