HP 24 Manuale di manutenzione e assistenza - Pagina 22
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Remove headphone connector
2) Lift the CN2 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.
After repair, be sure to confirm that all functions are working.
Function test
After repair, be sure to confirm that all functions are working.
Table 4-1:
Test item
Te
Function test
st item
USB-C test
HDMI test
DP test
DP test
Audio test
Table 4-1:
Audio test
USB test
Support and troubleshooting
The following table lists possible problems, the possible cause or each problem, and the recommended
solutions.
Table 4-2:
Problem
Screen is blank or Power cord is disconnected.
18
Function test
Operating description
Operating description
Confirm whether image displays, sound plays and
data transmitting correctly on the monitor.
After repair, be sure to confirm that all functions are working.
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
Function test
volume is smooth and loud enough.
Change volume and balance to confirm whether
volume is smooth and loud enough.
Confirm whether transmitting data between
computer and USB devices.
Solving common problems
Possible cause
Tool used
Tool used
Computer
Computer or DVD player
Computer or DVD player
Computer or DVD player
Speaker
Speaker
Computer and USB devices
Solution
Connect the power cord.