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Allgemeiner Teil / General Section TVR 37…, TVR 51…, TVR 55…
1 - 4 GRUNDIG Service
Entwicklungscode / Produktionscode
Technische Weiterentwicklungen oder Änderungen sind wie folgt auf
dem Typenschild ersichtlich:
Produktionscode – geringfügige Änderungen
Entwicklungscode – gravierende Änderungen
Evolution Code / Production Code
Technical advance developments or changes are to be seen from the
type plate as follows:
Production code – minor changes
Evolution code – important changes
Entwicklungscode / Evolution code
Gerätetyp / Type of product
Fernbedienung / Remote Control
Seriennummer / Serial number
Geräte-Optionscode / Option Code
Bestellnummer / Order number
Produktionsdatum / Production date
Produktionscode / Production code
Änderungen Abgleich
zu Punkt 1. Leistungs-Chassis (GSPD)
Abgleichvorgang
Spannung mit R3358 (Ubat) entsprechend dem Gerät ein-
stellen. TVR37… 101,5V
TVR51… 120,3V
TVR55… 84,0V
zu Punkt 2. Bildrohrplatte
Vorbereitung
Folgende Einstellungen im betriebswarmen Gerätezustand
(ca. 15 Minuten nach dem Einschalten) durchführen:
Kontrast "84% = OSD-Skala-Maximum minus 4 Teilstriche"
Helligkeit "50%"
Schirmgitterregler (SCREEN) "Linksanschlag"
R3919 und R3921 "Mittelstellung"
Schwarztestbild an der AV-Buchse einspeisen
Entsprechend dem Gerät jeweils folgende Werte mit den
Cutoff-Reglern R3920, R3918 und R3917 an den R-, G-
und B-Eingängen der Bildröhre einstellen:
TVR 37…: 115V
TVR 51… / TVR 55…: 140V
Alteration Adjustment Procedures
to point 1. Power Chassis (GSPD)
Alignment Procedure
With R3358 (Ubat) set the following voltage according to the
different models. TVR37… 101,5V
TVR51… 120,3V
TVR55… 84,0V
to point 2. Tube PCB
Preparation
Allow the set to warm up (for approx. 15 minutes after
switching on) and carry out the following adjustments:
Contrast "84% = maximum minus 4 divisions on OSD scale"
Brightness "50%"
– Screen grid adjustment control (SCREEN) "left stop"
– R3919, R3921 "center position"
Feed a black test pattern into the AV socket
With the cutoff controls R3920, R3918 and R3917, set the
following levels at the R, G, and B inputs of the picture
tube dependent on the TVR model:
TVR 37…: 115V
TVR 51… / TVR 55…: 140V
4


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