HP X27 - Function Test; Support and Troubleshooting

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3) Lift the J3 connector from the PCB.
4) Place the new component on the PCB. Be sure that it matches the PCB footprint.
5) Solder the new component.
Function test
Table 4-1: Function test
Support and troubleshooting
The following table lists possible problems, the possible cause or each problem, and the recommended solutions.
Test item
Operating description
Tool used
HDMI test
Confirm whether image displays and sound
plays correctly on the monitor
Computer or DVD player
DP test
Confirm whether image displays and sound plays
correctly on the monitor
Computer or DVD player
Audio test
Change volume and balance to confirm whether
volume is smooth and loud enough
Speaker
Table 4-2: Solving common problems
Problem
Possible cause
Solution
Screen is blank or
video is flashing.
Power cord is disconnected.
Connect the power cord.
Monitor is off.
Power the power button.