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Now downloading free:Phillips 42PFL7422D/37  [report bad file]  

Download Phillips 42PFL7422D/37 docs - TV - Conventional CRT, LCD Projectors, TFT, Plasma, Big Screen, HDTV, Home theater - Service manuals, repair tips

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File name:inverter_modification_748.pdf
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Size:613 kB
MD5 Checksum:ac27f82caab1a83eb83ded42528dfded




Original Chassis:523.1U
Descr:This is the repair/mod for the inverter card.
Group:Electronics > Consumer electronics > TV >
Uploaded:2012-01-20 22:17:58
Multipart:No multipart

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inverter_modification_748.pdfLG inverter modification "II" Ref. nr. SCC_73709 Doc. version 1.2 October 30, 2009 SCC_73709 COMPONENT KIT (996500095005) The Component Kit includes the following components (for Master & Slave) : · TVS zener diode (33 V) · MLCC capacitor (100 pF) · Resistor (DIP type or SMD) 4.7 x2 x2 x4 2 SCC_73709 STEP 1 Confirm Inverter model name: ·PNEL-T707A(MASTER), ·PNEL-T708A(SLAVE). REMARK 1 · It does not matter if the zener diode (modification "I") exists or not for inverter modification "II". 3 SCC_73709 STEP 2.1 Cut tracks: - Cut the SW1 & SW2 tracks on both inverters. - Confirm that there are no short circuits with metal pieces of tracks, and there is no damage to other tracks ! PNEL-T707A PNEL-T708A 4 SCC_73709 STEP 2.2 1. Check the secure cut line (SW1 & SW2) by visual inspection first: Visual inspection to verify if cut well and not damaged. 2. Check the resistance between two `via' holes of the cut SW line: Measure the resistance of the cutted SW1 & SW2 line through

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