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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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I read about the PIP board and have heard a couple different things. I
am interested in this post at the end of the thread here from two years ago. If I am reading it correctly I can get rid of the stupid pip board by removing it and soldering a single cap to the mainboard. I don't know why I haven't seen more posts stating this and wanted to make sure it was correct. Also does anyone have anything else to share with me before I attempt this operation on my television circuit board? ################################################## ##################### # These are the caps that are known to go bad (some will go bad before others). They are all surface mount types & they a C7001, 7003, 7011, 7014, 7015, 7016, 7020, 7021, 7023, 7026 & 7036. You can usually see where the bad ones are because they will be leaking. Make sure to clean up the leakage because sometimes it will eat away the trace under the cap (which is known to happen under C7001). These surface mount caps can be tricky to remove & if you're not careful you can pull up a trace & break it. If you (or your customer) don't use the PIP feature then you can bypass it by removing the PIP module & soldering a 47mfd 50v bi-polar electrolytic cap between pins 5 & 11 of the VP male connector on the main PCB (I usually remove the VP male connector & then install the cap in holes 5 & 11). Do not just push the leads of the cap into the holes of the VP connecter because it won't hold up long term. Mark # ################################################## ######################## |
#2
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Not all Mitsubishi televisions have the same PIP circuits. Some can be
easily bypassed and some not. Some have the capacitor problems, some not. Post the model of your set and the symptoms and someone will likely be able to give you useful advice. Leonard "mr. bonez" wrote in message ... I read about the PIP board and have heard a couple different things. I am interested in this post at the end of the thread here from two years ago. If I am reading it correctly I can get rid of the stupid pip board by removing it and soldering a single cap to the mainboard. I don't know why I haven't seen more posts stating this and wanted to make sure it was correct. Also does anyone have anything else to share with me before I attempt this operation on my television circuit board? ################################################## ##################### # These are the caps that are known to go bad (some will go bad before others). They are all surface mount types & they a C7001, 7003, 7011, 7014, 7015, 7016, 7020, 7021, 7023, 7026 & 7036. You can usually see where the bad ones are because they will be leaking. Make sure to clean up the leakage because sometimes it will eat away the trace under the cap (which is known to happen under C7001). These surface mount caps can be tricky to remove & if you're not careful you can pull up a trace & break it. If you (or your customer) don't use the PIP feature then you can bypass it by removing the PIP module & soldering a 47mfd 50v bi-polar electrolytic cap between pins 5 & 11 of the VP male connector on the main PCB (I usually remove the VP male connector & then install the cap in holes 5 & 11). Do not just push the leads of the cap into the holes of the VP connecter because it won't hold up long term. Mark # ################################################## ######################## |
#3
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Not all Mitsubishi televisions have the same PIP circuits. Some can be
easily bypassed and some not. Some have the capacitor problems, some not. Post the model of your set and the symptoms and someone will likely be able to give you useful advice. Leonard "mr. bonez" wrote in message ... I read about the PIP board and have heard a couple different things. I am interested in this post at the end of the thread here from two years ago. If I am reading it correctly I can get rid of the stupid pip board by removing it and soldering a single cap to the mainboard. I don't know why I haven't seen more posts stating this and wanted to make sure it was correct. Also does anyone have anything else to share with me before I attempt this operation on my television circuit board? ################################################## ##################### # These are the caps that are known to go bad (some will go bad before others). They are all surface mount types & they a C7001, 7003, 7011, 7014, 7015, 7016, 7020, 7021, 7023, 7026 & 7036. You can usually see where the bad ones are because they will be leaking. Make sure to clean up the leakage because sometimes it will eat away the trace under the cap (which is known to happen under C7001). These surface mount caps can be tricky to remove & if you're not careful you can pull up a trace & break it. If you (or your customer) don't use the PIP feature then you can bypass it by removing the PIP module & soldering a 47mfd 50v bi-polar electrolytic cap between pins 5 & 11 of the VP male connector on the main PCB (I usually remove the VP male connector & then install the cap in holes 5 & 11). Do not just push the leads of the cap into the holes of the VP connecter because it won't hold up long term. Mark # ################################################## ######################## |
#4
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You should first fix your computer's date and time - you posted almost a
year ahead. *plonk* "mr. bonez" wrote in message ... I read about the PIP board and have heard a couple different things. I am interested in this post at the end of the thread here from two years ago. If I am reading it correctly I can get rid of the stupid pip board by removing it and soldering a single cap to the mainboard. I don't know why I haven't seen more posts stating this and wanted to make sure it was correct. Also does anyone have anything else to share with me before I attempt this operation on my television circuit board? ################################################## ##################### # These are the caps that are known to go bad (some will go bad before others). They are all surface mount types & they a C7001, 7003, 7011, 7014, 7015, 7016, 7020, 7021, 7023, 7026 & 7036. You can usually see where the bad ones are because they will be leaking. Make sure to clean up the leakage because sometimes it will eat away the trace under the cap (which is known to happen under C7001). These surface mount caps can be tricky to remove & if you're not careful you can pull up a trace & break it. If you (or your customer) don't use the PIP feature then you can bypass it by removing the PIP module & soldering a 47mfd 50v bi-polar electrolytic cap between pins 5 & 11 of the VP male connector on the main PCB (I usually remove the VP male connector & then install the cap in holes 5 & 11). Do not just push the leads of the cap into the holes of the VP connecter because it won't hold up long term. Mark # ################################################## ######################## |
#5
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![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#6
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Well, then you should've replaced the battery on that mobo.
"James Sweet" wrote in message news ![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#7
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![]() "Eugen T" wrote in message news ![]() Well, then you should've replaced the battery on that mobo. Wasn't the battery, it had a recent one and saved everything else fine, it just had a bad clock chip. |
#8
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![]() "Eugen T" wrote in message news ![]() Well, then you should've replaced the battery on that mobo. Wasn't the battery, it had a recent one and saved everything else fine, it just had a bad clock chip. |
#9
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Maybe you shouldn't assume that everyone else is an idiot.
Leonard "Eugen T" wrote in message news ![]() Well, then you should've replaced the battery on that mobo. "James Sweet" wrote in message news ![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#10
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the model of the tv is CS-27303. the mod I was reading I thougt said
that if i did mod it i would not need to use the pnp board. |
#11
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Maybe you shouldn't assume that everyone else is an idiot.
Leonard "Eugen T" wrote in message news ![]() Well, then you should've replaced the battery on that mobo. "James Sweet" wrote in message news ![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#12
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Well, then you should've replaced the battery on that mobo.
"James Sweet" wrote in message news ![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#13
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![]() "Eugen T" wrote in message .. . You should first fix your computer's date and time - you posted almost a year ahead. *plonk* So what? It's easy enough for that to get screwed up, I had a motherboard for a while that would set the time to some random value every time I booted the thing up, even the little utilities that set it for you occasionally mess it up. |
#14
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You should first fix your computer's date and time - you posted almost a
year ahead. *plonk* "mr. bonez" wrote in message ... I read about the PIP board and have heard a couple different things. I am interested in this post at the end of the thread here from two years ago. If I am reading it correctly I can get rid of the stupid pip board by removing it and soldering a single cap to the mainboard. I don't know why I haven't seen more posts stating this and wanted to make sure it was correct. Also does anyone have anything else to share with me before I attempt this operation on my television circuit board? ################################################## ##################### # These are the caps that are known to go bad (some will go bad before others). They are all surface mount types & they a C7001, 7003, 7011, 7014, 7015, 7016, 7020, 7021, 7023, 7026 & 7036. You can usually see where the bad ones are because they will be leaking. Make sure to clean up the leakage because sometimes it will eat away the trace under the cap (which is known to happen under C7001). These surface mount caps can be tricky to remove & if you're not careful you can pull up a trace & break it. If you (or your customer) don't use the PIP feature then you can bypass it by removing the PIP module & soldering a 47mfd 50v bi-polar electrolytic cap between pins 5 & 11 of the VP male connector on the main PCB (I usually remove the VP male connector & then install the cap in holes 5 & 11). Do not just push the leads of the cap into the holes of the VP connecter because it won't hold up long term. Mark # ################################################## ######################## |
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