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4
Cautionary Items for Service
Items
Parts with scratches or dent (especially exterior plastic parts)
Exterior parts that are deformed, changed or de-colorized
1
Plastic parts, latch, pin, connector and etc. that are broken by applying excessive force
Damage caused by liquid entering the system
Damage caused by inserting SD cards incorrectly or inserting incorrect SD cards
Damage caused by incorrectly inserting a memory in the USB port (or memory slot) or forcefully inserting
an incorrect memory
Fuse damage caused by connecting a device that is not supported
If you forgot the PC or storage's password
If the keyboard malfunctions because there is liquid all over it
NOTE
The following symptoms indicate damages caused in repair works performed by someone other than authorized service
technicians.
• Some parts are missing.
• If the operating HDD generates strange noises, it can be a sign of damage by impacts or excessive force.
Common Safety Rules
Item
After replacing a part, do not turn on the power but first check whether every screw, spring and other small
parts are in the right place
and whether they go loose inside the PC. You can check it by shaking the PC. If you hear some sounds, it is not
normal. Metallic parts or pieces can cause electrical shocks.
If LCD is broken and leaking liquid enters your eyes, immediately wash the substance away with clean water for
minimum 15 minutes. If you feel any slightest trouble, visit your doctor immediately.
To prevent electrical shocks, do not remove the insulation sheets that are used to protect the main board, sub
board, or keyboard parts.
Before removing parts, turn off the power and remove the power cord form the outlet and separate the cable
connected.
Things to Check Before Works
NOTE
• Before replacing the parts discussed in the manual, check if the latest versions of BIOS and drivers are installed.
•
Proceed as follows to prevent unnecessary part replacement and high service costs.
1 If the part replacement does not resolve the issue, you need to install the original part again.
2 Depending on the type of PC, there can be a processor board and a system board. Replace each board once at a time and install it.
LGE Internal Use Only
Inspection Details
Safety Rules
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