Re: Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Thanks bomcla but like I said I just found the full Service Manual with all schematics so I'm done.
Thank anyways,
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Re: Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Great News! I fixed it!
Somebody answered my SM request on ElektroTanya and I was able to double-check my work. The diode in question is in fact a BAS316. I used an equivalent (non SMD) 1N4148 to test my work and the TV came back to life so I'll have to order some SMD part to do the job right.
Now... should I keept it or sell it... maybe I'll test drive it for a few weeks first..
ps: Should I post the service manual here or? (kind of big at 10Megs)
...
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Re: Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Hi Bill,
Yeah, most of the reference to that board (mostly ebay) are all 313.... seems to be a rare one.
I tried cross-referecing the A6 marking using the[URL="http://www.marsport.org.uk/smd/codeintro.htm"]"SMD codebook"[/URL] and it might actually be 'A6p' as it would match the package type more accurately (SOD323). It's possible as it's so darn small I couldn't see much more. The codebook says it's an BAS316 switching diode from Philips (duh!) with a leaded...
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Re: Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Thanks a lot Bill. I was hoping you'd be the one replying to my post as I've seen how knowledgeable you are in the all the other threads.
I'll take more pictures and post them first thing tommorow.. It's getting late here in Ontario, Canada. Night.
fyi, the chassis number should be in my original post... It's PL9.0 and I believe I got lots of manuals from that site but none for my chassis sadly.. Very interesting read nonetheless.
THanks,
Stephane
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Re: Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Good news... sorta....
Close to the NCP5422AG IC I see a similar chip with what look like the exact same configuration (most probably another regulator block) Reading the markings of the "diode" corresponding to the burnt one shows "A6".... same as the other one which matches the suggested usage schematic in the data sheet's sample application section...
Based on that extrapolation they all appear to be Zener Diode...
Back to the research... :ro...
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Need schematic/service manual for shorted SSB on Philips 47PFL3704D/F7B
Hi,
This is my firt post here. I was looking for info and stumbled upon this amazing site.
I read quite a few posts related to Philips TVs and learned a lot but now it's time to ask for help.
fyi, I studied as a computer eng. technologist so I'm handy enough just rusty...
I inherited a "dead" 47" Philips LCD 47PFL3704D/F7B (Chassis PL9.0, built in mexico, jan 2010) from a friend who tried replacing the PSU board unsuccessfully and gave up.
Being cheap and stubborn I decided to take it off his hands... Especially after having success...
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