Dp Connector Cn501; Function Test - HP L7014 Maintenance And Service Manual

DP connector CN501

Repair the DP connector:
1) Use a soldering iron and a desoldering pump to remove as much solder as possible from the pin.
2) Use a hot air gun to melt the solder on the pins.
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.

Function test

After repair, be sure to confirm that all functions are working.
Table 4-1:
Function test
Test item
HDMI test
DP test
D-SUB test
Audio test
16
Operating description
Confirm whether image displays and sound plays correctly
on the monitor.
Confirm whether image displays and sound plays correctly
on the monitor.
Confirm whether image displays and sound plays correctly
on the monitor
Change volume and balance to confirm whether volume is
smooth and loud enough.
Tool used
Computer or DVD player
Computer or DVD player
Computer or D-SUB player
Speaker