Grundig STR 100 DX microSAT, Руководство по обслуживанию

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Allgemeiner Teil / General Section STR 100 DX
1 - 2 GRUNDIG Service
Es gelten die Vorschriften und Sicherheitshin-
weise gemäß dem Service Manual "Sicherheit",
Sach-Nummer 72010-800.00, sowie zusätzlich
die eventuell abweichenden, landesspezifischen
Vorschriften! The regulations and safety instructions shall be
valid as provided by the "Safety" Service Manual,
part number 72010-800.00, as well as the
respective national deviations.
GB
Table of Contents
Page
General Section .................................. 1-1... 1-10
Test Equipment / Aids .................................................................. 1-2
Technical Data ............................................................................. 1-3
Module List ................................................................................... 1-3
Circuit Diagram Symbols ............................................................. 1-4
Operating Instructions .................................................................. 1-8
Service and Special Functions ................................................... 1-10
Circuit Description ............................... 2-4…2-6
1. Power Supply ........................................................................... 2-4
2. System Control ........................................................................ 2-4
3. Tuner ........................................................................................ 2-5
4. Audio Path ............................................................................... 2-5
5. Video Noise Filter ..................................................................... 2-5
6. Video Processing ..................................................................... 2-6
7. OSD Insertion and Synchronisation ......................................... 2-6
Layout of the PCBs
and Circuit Diagrams ......................... 3-1... 3-11
Circuit Diagram ............................................................................ 3-1
Chassis Board .............................................................................. 3-5
Oscillograms .............................................................................. 3-11
Circuit IR-Mouse ........................................................................ 3-11
Spare Parts List .................................... 4-1... 4-3
General Part
Test Equipment / Aids
Variable isolating transformer Test/Sweep Generator
Colour Generator Oscilloscope
DC Voltmeter AF Voltmeter
AF Generator Frequency counter
Please note the Grundig Catalog "Test and Measuring Equipment"
obtainable from:
Grundig electronics GmbH
Würzburger Str. 150
D-90766 Fürth/Bay.
Tel.0911/703-0
Telefax 0911/703-4479
D
Inhaltsverzeichnis
Seite
Allgemeiner Teil ................................. 1-1... 1-10
Meßgeräte / Meßmittel ................................................................. 1-2
Technische Daten ....................................................................... .1-3
Modulübersicht ............................................................................. 1-3
Schaltplansymbole ....................................................................... 1-4
Bedienungsanleitung ................................................................... 1-6
Service und Sonderfunktionen ................................................... 1-10
Schaltungsbeschreibung .................... 2-1... 2-3
1. Netzteil ..................................................................................... 2-1
2. Systemsteuerung ..................................................................... 2-1
3. Tuner ........................................................................................ 2-2
4. Audio-Signalweg ...................................................................... 2-2
5. Video-Rauschfilter .................................................................... 2-3
6. Videosignalverarbeitung .......................................................... 2-3
7. OSD-Einblendung und Synchronisation .................................. 2-3
Platinenabbildungen
und Schaltpläne ................................. 3-1... 3-11
Gesamtschaltplan ........................................................................ 3-1
Chassisplatte ............................................................................... 3-5
Oszillogramme ........................................................................... 3-11
Schaltplan IR-Maus .................................................................... 3-11
Ersatzteilliste ........................................ 4-1... 4-3
Allgemeiner Teil
Meßgeräte / Meßmittel
Regeltrenntrafo Meß-/Wobbelsender
Farbgenerator Oszilloskop
DC-Voltmeter NF-Voltmeter
NF-Generator Frequenzzähler
Beachten Sie bitte das Grundig Meßtechnik-Programm, das Sie unter
folgender Adresse erhalten:
Grundig electronics GmbH
Würzburger Str. 150
D-90766 Fürth/Bay.
Tel.0911/703-0
Telefax 0911/703-4479