Allgemeiner Teil / General Section
GDV 100 D
1 - 2
GRUNDIG Service
GB
Table of Contents
Page
General Section .................................. 1-2…1-20
Test Equipment / Jigs .................................................................. 1-2
Specifications ............................................................................... 1-3
Presentation Mode ....................................................................... 1-3
Operating Hints .......................................................................... 1-11
Service Instructions .................................................................... 1-18
Description ....................................... 2-12…2-22
Power Supply ............................................................................. 2-12
Keyboard Control Unit ................................................................ 2-13
A/V MUX Board .......................................................................... 2-14
Digital Board .............................................................................. 2-14
Service Test Programme ................. 3-17…3-32
Automatic Systemtest ................................................................ 3-17
Manual Systemtest .................................................................... 3-17
PC Systemtest ........................................................................... 3-21
Service Test Level ..................................................................... 3-23
Layout of the PCBs
and Circuit Diagrams ......................... 4-1…4-44
Abbreviations ............................................................................... 4-1
Wiring Diagram ............................................................................ 4-3
Block Circuit Diagrams ................................................................. 4-5
Power Supply ............................................................................... 4-8
Keyboard Control Unit ................................................................ 4-11
A/V MUX Board .......................................................................... 4-15
Headphone Board ...................................................................... 4-19
Digital Board .............................................................................. 4-20
• Host Processor ....................................................................... 4-22
• DSVP ...................................................................................... 4-25
• MPEG Decoder ....................................................................... 4-28
• Audio Decoder / Video Encoder .............................................. 4-31
• Memory ................................................................................... 4-33
Trouble Shooting Diagram/Test Instructions .............................. 4-37
• Power Supply .......................................................................... 4-37
• Keyboard Control Unit ............................................................. 4-38
• A/V MUX Board ....................................................................... 4-39
• Digital Board ........................................................................... 4-43
Exploded View and
Spare Parts List .................................... 5-1…5-2
D
Inhaltsverzeichnis
Seite
Allgemeiner Teil ................................. 1-2…1-20
Meßgeräte / Meßmittel ................................................................. 1-2
Technische Daten ........................................................................ 1-3
Präsentations-Betrieb .................................................................. 1-3
Bedienhinweise ............................................................................ 1-4
Servicehinweise ......................................................................... 1-18
Beschreibung ..................................... 2-1…2-11
Netzteil ......................................................................................... 2-1
Bedieneinheit ............................................................................... 2-2
A/V-MUX-Platte ............................................................................ 2-3
Digital-Platte ................................................................................. 2-3
Servicetestprogramm ........................ 3-1…3-16
Automatischer Systemtest ........................................................... 3-1
Manueller Systemtest .................................................................. 3-1
PC-Systemtest ............................................................................. 3-5
Servicetestebenen ....................................................................... 3-7
Platinenabbildungen
und Schaltpläne ................................. 4-1…4-44
Abkürzungen ................................................................................ 4-1
Verdrahtungsplan ......................................................................... 4-3
Blockschaltpläne .......................................................................... 4-5
Netzteil ......................................................................................... 4-8
Bedieneinheit ............................................................................. 4-11
A/V-MUX-Platte .......................................................................... 4-15
Kopfhörerplatte .......................................................................... 4-19
Digitalplatte ................................................................................ 4-20
• Host-Prozessor ....................................................................... 4-22
• DSVP ...................................................................................... 4-24
• MPEG-Decoder ....................................................................... 4-28
• Audio-Decoder / Video-Encoder ............................................. 4-31
• Speicher .................................................................................. 4-33
Fehlersuchdiagramme/Fehlersuchanleitung .............................. 4-37
• Netzteil .................................................................................... 4-37
• Bedieneinheit .......................................................................... 4-38
• A/V-MUX-Platte ....................................................................... 4-39
• Digitalplatte ............................................................................. 4-41
Explosionszeichnung
und Ersatzteilliste ................................ 5-1…5-2
General Section
Test Equipment / Jigs
Variable isolating transformer
Dual channel oscilloscope
Digital multimeter
Millivoltmeter
Frequency counter
Please note the Grundig Catalog "Test and Measuring Equipment"
obtainable from:
Allgemeiner Teil
Meßgeräte / Meßmittel
Regeltrenntrafo
Zweikanaloszilloskop
Digitalmultimeter
Millivoltmeter
Frequenzzähler
Beachten Sie bitte das Grundig Meßtechnik-Programm, das Sie unter
folgender Adresse erhalten:
„Dolby“, „Dolby Pro Logic“, „AC 3“ ist gefertigt unter Lizenz von Dolby Laboratories
Licensing Corporation.
„Dolby“, „Dolby Pro Logic“, „AC 3“ und das Doppel-D-Symbol „
g
“ sind Warenzei-
chen der Dolby Laboratories Licensing Corporation. Copyright 1992 Dolby
Laboratories, Inc. Alle Rechte vorbehalten.
“Dolby“, “Dolby Pro Logic“, “AC 3” manufactured under license from Dolby
Laboratories Licensing Corporation.
“Dolby“, “Dolby Pro Logic“, “AC 3” and the double-D symbol “
g
” are trademarks of
the Dolby Laboratories Licensing Corporation. Copyright 1992 Dolby Laboratories,
Inc. All rights reserved.