Quick Links. Table of Contents. Page 4: Important Safety Notice When servicing this product, under no circumstances should the original design be modified or altered without permission from LG Electronics. Unauthorized modifications will not only void the warranty, but may lead to property damage or user injury. Page 7 1.
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Quick Links. Table of Contents. Page 4: Important Safety Notice When servicing this product, under no circumstances should the original design be modified or altered without permission from LG Electronics. Unauthorized modifications will not only void the warranty, but may lead to property damage or user injury.
Page 7 1. Check the appearance of the Replacement Panel and Circuit Boards for both physical damage and part number accuracy. Check the model label. Verify model names and board model matches. Check details of defective condition and history. Page 8 The final step is to correct the problem. Make all necessary adjustments and lastly always perform a Safety AC Leakage Test before returning the product back to the Customer. Mark Levinson. Speakers are embedded in strategic spots behind the front cabinet and use minute vibrations to turn the entire front bezel into the speaker system.
Less energy means you pay less on your energy bill. Draws less than 1 Watt in stand by. Upon completion of this section the Technician will have a better understanding of how to diagnosis and resolve problems.
Page 20 The Stand does not need to be removed. Remove the 18 screws shown by arrows. Pay attention to the size and type of screw as there are many different types. Putting in the improper screw when reassembling may Cause damage. Page 26 Confirm that the other low voltage power supplies are activated. If yes, confirm connectors to backlight OK, if OK, then panel defective. Ballast will not run if either of the Backlight plugs are removed.
Page 34 Micro IC A1. Be careful not to accidentally ground out your test lead on the shield. Remember there are actually 10 pins with LVDS signals. This only represents two Waveforms as an example. Page 40 Note: In the top right is a connector P This is an open connection. Software Upgrades Remove the 2 screws securing the Side input decorative plastic piece on the right. Remove the 4 screws securing the Main PWB indicated below in red. Page 41 9, 10 ST-5V 5. Page 43 0.
Page 44 KEY3 3. Page 45 1. Page 55 Remember to put the three screws back in for ground purposes. Page 57 0.
Page 63 Diode Check P12V Page 67 Key 2 KEY-1 3. All readings give the Scale and Time Base related to scope settings. Top waveform in each image gives a slower rate. Print page 1 Print document 72 pages.
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LG 32LG40 specs. Remote Control Type. Remote Control Technology. Second remote control type.
LG 32LG40 User Manual Specification Spec Sheet