HP 3 Pro Series - D-Sub Connector CRT1; Function Test; Support and Troubleshooting

15
3) Lift the DP 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.
D-Sub connector CRT1
Repair the D-Sub connector:
1) Use a soldering iron and a de-soldering pump to remove as much solder as possible from the pin.
2) Lift the D-Sub connector from the PCB.
3) Place the new component on the PCB. Be sure that it matches the PCB footprint.
4) Solder the new component.
Function test
After repair, be sure to confirm that all functions are working.
Table
4-1: Function test
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
D-Sub Test Confirm whether image displays plays correctly on
the monitor.
Computer or Notebook
Support and troubleshooting
The following table lists possible problems, the possible cause or each problem, and the recommended
solutions.
Table
4-2: Solving common problems