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I am proud of you. In the future, I benefited from your services.
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I found this manual to be complete in every detail. Besides the schematic it has a complete set of alignment instructions which are easy to understand. It also includes a complete parts list as well as an explanation of how the power supply and safety shutdown circuits operate. Even a schematic of the tuner is included.
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The product was good and just what I needed, however I had moderate difficulty with the down load because the sight would not recognize my pass word. I was finally given a direct link to the manual and that worked.
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Very quick and easy website to use and fast download of manual, quality of manual is excellent and will be pleased to use this service again in the future, thanks so much!
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It is an very good and clear scanned service manual.
very recommended.
CUC 2030 / 2030 N / 2040 N / 2040 India
Abgleich / Alignment
D Abgleich
1. Chassisplatte
Me�geräte: Tastkopf 10:1, Farbbildgenerator, Spektrumanalyser oder HF-Millivoltmeter Servicearbeiten nach Austausch bzw. Reparatur: - Tuner: Abgl. 1.3
Abgleich 1.3 Tuner-AGC
Vorbereitung Spektrumanalyser oder HF-Millivoltmeter symmetrisch an Tunerkontakt 10, 11. Senderbild oder Generator über die Antenne einspeisen, 70�80dBµV.
Abgleichvorgang
Mit den Tasten "z -" oder "+ g" 102dBµV (360mVss) einstellen. Ersatzweise wird ohne Spektrumanalyser oder HF-Millivoltmeter mit den Tasten "z -" oder "+ g" das Bild so abgestimmt, da� es gerade zu rauschen beginnt. Dann Dialogzeile "AGC" über " " (DIALOG CENTER) �> "OK" soweit zurückstellen, bis das Bild wieder rauschfrei wird. �> SERVICE �> "OK" �> Service Code "8500" �> aufrufen. Dialogzeile "End" mit "with mem" beenden.
Hinweis:
Es werden in den Chassis CUC 20xx TDA 8843/8375 bzw. TDA 8843-N2/8844-N2 eingebaut. Bei dem Typ TDA 8843-N2/8844-N2 ist ein PLLDemodulator integriert und somit entfällt der AFC-Abgleich im Service Menü. Achtung! Nach einer Reparatur bzw. Wechsel des NVM (IC82005) mu� kontrolliert werden, ob der NTSC Quarz 3,58MHz bestückt ist. Bei nicht bestücktem Quarz, mu� über das Service Menü der Menüpunkt "NTSC 3,6" auf "aus" gestellt werden. �> OK �> SERVICE �> OK �> Service Code "8500" �> NTSC 3,6 "aus" und das Menü mit "with mem" verlassen
GB
Alignment
1. Chassis Board
Measuring instruments: 10:1 test probe, colour video generator, spectrum analyser or RF millivoltmeter. Service works after replacement or repair of the following modules: - Tuner: alignment 1.3
Alignment 1.3 Tuner AGC
Preparations Spectrum analyser or RF millivoltmeter symmetrical to tuner contact 10, 11. Feed in a standard test pattern or generator via the aerial, 70�80dBµV. Call up the dialog line "AGC" via " " (DIALOG CENTER) �> "OK" �> SERVICE �> "OK" �> Service Code "8500".
Alignment Process Adjust 102dBµV (360mVpp) with button "z -" or "+ g". Alternatively, without using a spectrum analyser or RF millivoltmeter, adjust the picture with button "z -" or "+ g" so that noise just appears on the screen. Then reset until the picture is again free of noise. Dialog line "End", terminate "with mem".
Note:
The CUC 20xx chassis is fitted with TDA 8843/8375 or TDA 8843-N2/8844-N2. Type TDA 8843-N2/8844-N2 has an integrated PLL demodulator so that the AFC needs not to be adjusted via the Service Menu. Attention! After repair or replacement of the NVM (IC82005) it is to be checked whether the NTSC 3.58MHz quartz is fitted. If this quartz is not inserted the menu option "NTSC 3.6" in the Service Menu must be set to "off". �> OK �> SERVICE �> OK �> Service Code "8500" �> NTSC 3.6 "off" and leave the menu with "with mem".
GRUNDIG Service
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