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Now downloading free:lg 775plus


Download lg 775plus docs - Computer monitors - CRT, TFT, LCD, touch screen, plasma display - service manuals and repair information

File information:
File name:FB795C_5.pdf
[preview 775plus] new window
Size:18 kB
Extension:
MD5:fcf33638d698996071d13282dab34cc5
Mfg:

lg

Model:

775plus

Original Chassis:
Descr:srvice manual
Group:Electronics > Computer equipment > Monitors >
Uploaded:2004-06-16 09:05:55
User:rickybarabba
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:1
File nameText
FB795C_5.pdfTROUBLESHOOTING GUIDE 1. NO POWER NO POWER (POWER INDICATOR OFF) CHECK FUSE OK? NO TROUBLE IN FUSE (F901) YES CHECK C907 (+) VOLTAGE? (390VDC) NO TROUBLE IN D901 YES CHECK IC903 PIN 3 WAVEFORM COME OUT? NO TROUBLE IN IC903 YES CHECK IC901 PIN 3 WAVEFORM COME OUT? YES NO TROUBLE IN IC901 CHECK D921, D922, D931, D924, D925, D926 VOLTAGE? NO TROUBLE IN D921, D922, D931, D924, D925, D926 YES TROUBLE IN IC911 - 19 - 2. NO CHARACTER NO CHARACTER CHECK IC302 PIN 3, 8, 12 (12V), PIN 17 (5V)? NO TROUBLE IN P302, 5V, 12V LINE YES CHECK IC302 PIN 2, 6, 11 ? NO TROUBLE IN PC SIGNAL, SIGNAL CABLE YES CHECK IC302 PIN 29, 32, 35 ? NO TROUBLE IN IC302 YES CHECK R, G, B CATHODE VOLTAGE? NO TROUBLE IN IC303 YES TROUBLE IN CDT SOCKET - 20 - 3. NO RASTER NO VIDEO (POWER INDICATOR GREEN or ORANGE) CHECK POWER INDICATOR GREEN or ORANGE ? ORANGE TROUBLE IN P302 SIGNAL CABLE GREEN CHECK SCREEN CONTROL KNOB OF FBT MIN. (Counter-clockwise) ROTATE SCREEN CONTROL KNO

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