Function Test - HP X27q Maintenance And Service Manual

2) Use a hot air gun to melt the solder on the pins.
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
Test item
HDMI test
DP test
Audio test
22
Operating description
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
Speaker