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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
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Exactly as described, a Service Manual complete with the schematics and PCB layout delivered in a timely manner. Many thanks for the great service.
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some of the writing is a bit blur but the part in the schmatic was great and i have fixed the machine thanks
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Well.. I'd searched for this manual and although I found many copies online I was pleased to find your website with a well balanced pricing system and easy to search and follow links. That together with the very quick response time was just what I was looking for.. being a very impatient tech.. ;-) I had the service manual in front of me within a short time.
Bookmarked.. and you can bet I will always come here first for my service & user manuals..
best regards
Ed(Tony) Foley
G7WHK
7-1. Dynamic Focus
PHILIPS
: 440V 180V
FVH FVV
Focus is poor
* Check after adjusting the static focus finely by VR in FBT
NEC : 300V 120V SAMSUNG : 300V 120V DF
waveform
FVH FVV
Is the waveform of the DF pin in FBT correct?
Yes
1. Check the CRT socket or connector wire 2. Trouble in FBT or CRT
No Is the cathode voltage of the D575 about 600V?
No
1. Check the waveform of the pin 3 of FBT. 2. Check D575
Yes Is the base voltage of the Q751 about 2.6V? Yes
No
1. Check the 12V DC line. 2. Check Q751,D755
DF
waveform 4.5V 2V 0V 0.8V
Is the waveform of the pin 10 in IC501 correct?
No
Trouble in IC501 or C520
Yes
Trouble in Q752, Q753, Q754, D751, D752, D753, D754, Q755, Q756
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Parse Time: 0.256 - Number of Queries: 134 - Query Time: 0.064
