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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
FLOW CHART NO.6 HDD+12V is not outputted. Is 14V voltage supplied to the collector of Q2203? Yes Is the "H" pulse inputted to the base of Q1016? Yes Check Q2221,IC2204,D2225 and their periphery, and service it if defective. No Check D2204, D2205, D2212, C2204 and their periphery, and service it if defective. Check the line between the base of Q1016 and Pin (77) of IC1501,and service it if defective.
No
FLOW CHART NO.7 P-ON+10V is not outputted. (HDD+12V is outputted normally.) Is 11V voltage supplied to the base of Q1160? Yes Replace Q1160. No Check D1162 and their periphery, and service it if defective.
FLOW CHART NO.8 EV +10.5V is not outputted. Is HDD+12V outputted normally? Yes Replace Q1163. No See FLOW CHART No.6 <HDD+12V is not outputted.>
FLOW CHART NO.9 AL+9V is not outputted. Is 12V voltage supplied to Pin (3) of IC1002? Yes Replace IC1002. No Check D1170, D1171, D2205, D2212, C2204 and their periphery, and service it if defective.
FLOW CHART NO.10 AL+5V(1) is not outputted. Check D2206,D2207,D2213,C2205,C2216 and their periphery, and service it if defective.
FLOW CHART NO.11 AL+5V is not outputted. (AL+9V is outputted normally.) Is 7V voltage supplied to the collector of Q1508? Yes Is 5.6V voltage supplied to the base of Q1508? Yes Replace Q1508. No No Check D1172, D1173 and their periphery, and service it if defective. Check D1508 and their periphery, and service it if defective.
E2B10TR
1-9-2
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