Source: https://visitas.site/lg-lw70-express-manual-71/
Timestamp: 2020-08-13 02:11:24
Document Index: 362172177

Matched Legal Cases: ['arts 1', 'art 2', 'art 4', 'art 5', 'art 3', 'art 7']

Author: Balkree Nitaxe
ISBN: 587-1-42206-299-6
Service information Ch 2. Service information Chapter 1. Important service information Strategy for replacing parts FRU-Field Replaceable Units Before replacing parts Make sure that latest BIOS and drivers are installed before replacing any parts FRUs listed in this Use the following strategy to prevent unnecessary expense for replacing and servicing parts 1.
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Safety notices Warning Before the computer is powered-on after part FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer.
Verify this by shaking the computer and listening ly rattling sounds. Metallic parts or metal flakes can cause electrical shorts. Ensure you can stand safely without slipping. Service information Electrical safety Observe the following rules when working on electrical equipment. Important Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with lb electrical currents.
Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges. These instructions are in the safety sections of maintenance information. Insulation must not be frayed or worn. Check for any obvious non-LG alterations. Use good judgment as to the safety of any non-LG alterations. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.
Service information Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive exrpess electrostatic discharge ESD. ESD damage can occur when there is a difference in charge between objects. Caution Use of controls or adjustments or performance of procedures other than those specified here in might result in hazardous radiation exposure.
Read this first Before you go to the checkout guide, be sure to read this section. Important Notes Only trained personnel certified by LG should service the computer. Service information The followings are not covered under warranty: Locations Front view Locations Rear view System information Fn key combinations The following table shows the function of each combination of Fn with a function key.
Function of Fn keys has nothing to do with Operating System. System information Status indicators The system status indicators show the status of the computer 1.
Caps lock Caps lock indicator lights up when the Caps lock key is pressed. When this indicator lights up, you can type capital letters without pressing the Shift key. Quit all running programs. Select the procedure you want: After the restart, make sure the system BIOS is updated. If your computer does not restart manua, turn off your computer and then turn it back on by pressing power button. General Help Display the descriptions of the keys used in the setup utility.
Select Item Navigate and select items in the setup utility. System information Mxnual menu System Time Current time. System Date Today date. This field allows you to enable or disable the legacy USB support. Symptom-to-part index Chapter 4. Symptom-to-part index The symptom-to-part index in this section lists symptoms and errors and their possible causes. The most likely cause is listed first.
Note If replacing a part FRU does not solve the problem, put the original part back in the computer. Do not replace a non-defective FRU. Replace the system board. If the problem persists, check the AC adapter whether it is correct product or not. Note Noise from the AC adapter does not always indicate a defect. Self-discharge The battery gradually loses its power over time without ever being used.
Power off the computer. See the ly figure: Reset the hard-disk maunal. Fixed disk failure 2. The hard disk is not working 3. Check the keyboard if it is pressed. System board 1. IDE configuration changed 2. IDE configuration error 2. Allocation error for device. Symptom-to-part index LCD-related symptoms Note Before removing or disassembling LCD, power off the computer, unplug all power l70 from electrical outlets, remove the battery pack also.
Check out Battery Miser. Power off the computer 2.
Visually check each FRU for damage. Replace any damaged FRU. Remove or disconnected all of the following devices: Printer, mouse, and other external devices.
Removing and replacing a part Chapter 5. Removing and replacing a part FRU Exprwss Before removing any FRU, power off the computer, unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. Caution Before the computer is powered on after FRU replacement, make sure that all screws, springs, and other small parts are in place and are not loose inside the computer. Push the battery latch in the direction shown below; then side the battery pack out of the slot.
Remove two screws as indicated in the picture. Removing and replacing a part 2. Then expgess the HDD assembly out in the direction shown below. To remove 4 hooks, insert a – type screwdriver into a hook located manuzl the lower end of keyboard, and pull it up. Remove keyboard and disconnect Keyboard cable. Remove MDC card and disconnect cable.
Hard Disk Drive 1. Hard Disk Drive 3. Remove 8 screws and then remove FAN Assembly.
Remove Wireless cable from hole. Removing and replacing a part 4. Disconnect LCD connector and Exprexs connector. Removing and replacing a part 5. Remove 2 Hinge Screws and remove Hinge. Remove screw cover and remove 2 Hinge screws.
Applied both left and right side. Remove Speaker from Guide Boss. Optical Disk Drive 6.
Using a knife, remove the logo and rubbers that are covering the screws. Then remove all 8 screws. Removing and replacing a part 3. Remove 2 screws and remove tape. Remove LCD power cable and remove Inverter. Left, Right Remove 4 Hinge screws.
Removing and replacing a part 7.
Remove 8 Hinge Assembly screws. Remove a screw, insert a screwdriver into the hole located at the rear of ODD and push it out. Remove Audio Sub Board.
Remove 6 Main Board screws. Remove 2 ODD interface Board screws. Remove Main board and ODD board.