GRUNDIG Service
Chassis G5
1 - 2
Table of Contents
Page
General Section .................................. 1-2…1-46
General Notes ...............................................................................1-2
Special Functions ..........................................................................1-3
Product and Display Variants .........................................................1-4
Service Hints .................................................................................1-4
Technical Data ...............................................................................1-6
Operating Hints ............................................................................1-27
Service and Special Functions ....................................................1-46
Layout of the PCBs
and Circuit Diagrams ......................... 2-1…2-21
Chassis Board ZG7190R-2 ...........................................................2-1
– Block Circuit Diagram ................................................................2-5
– Overview ....................................................................................2-6
– Power Supply .............................................................................2-7
– IR/Keyboard ...............................................................................2-8
– HDMI..........................................................................................2-9
– LAN, SCART, SPDIF, USB .......................................................2-10
– Tuner ........................................................................................2-11
– PCMCIA Interface ....................................................................2-12
– Scaler-SOC..............................................................................2-12
– RAM .........................................................................................2-13
– FLASH .....................................................................................2-13
– FRC .........................................................................................2-14
– Scaler-SOC/LVDS....................................................................2-15
– Amplifier ...................................................................................2-16
LED Converter ZNL193-05 ..........................................................2-17
Power Supply ZNV194-03 ...........................................................2-18
IR/LED Board ..............................................................................2-21
Spare Parts Lists .................................. 3-1…3-3
Inhaltsverzeichnis
Seite
Allgemeiner Teil .................................. 1-2…1-46
Allgemeine Hinweise .....................................................................1-2
Spezial-Funktionen ........................................................................1-3
Geräte- und Display-Varianten ......................................................1-4
Servicehinweise ............................................................................1-4
Technische Daten ..........................................................................1-6
Bedienhinweise .............................................................................1-8
Service- und Sonderfunktionen ...................................................1-46
Platinenabbildungen
und Schaltpläne .................................. 2-1…2-21
Chassisplatte ZG7190R-2 .............................................................2-1
– Blockschaltplan ..........................................................................2-5
– Übersicht....................................................................................2-6
– Netzteil .......................................................................................2-7
– IR/Keyboard ...............................................................................2-8
– HDMI..........................................................................................2-9
– LAN, SCART, SPDIF, USB .......................................................2-10
– Tuner ........................................................................................2-11
– PCMCIA-Interface ....................................................................2-12
– Scaler-SOC..............................................................................2-12
– RAM .........................................................................................2-13
– FLASH .....................................................................................2-13
– FRC .........................................................................................2-14
– Scaler-SOC/LVDS....................................................................2-15
– Verstärker .................................................................................2-16
LED-Konverter ZNL193-05 ..........................................................2-17
Netzteil ZNV194-03 .....................................................................2-18
IR/LED-Platte...............................................................................2-21
Ersatzteillisten ...................................... 3-1…3-3
General Section
General Notes
Before opening the cabinet disconnect the mains plug!
Attention: Observe the ESD safety regulations
Wiring
Before disconnecting any leads and especially the earth connecting
leads observe the way they are routed to the individual assemblies.
On completion of the repairs the leads must be laid out as originally
fitted at the factory to avoid later failures or disturbances.
Allgemeiner Teil
Allgemeine Hinweise
Vor dem Öffnen des Gehäuses den Netzstecker ziehen!
Achtung: ESD-Vorschriften beachten
Leitungsverlegung
Bevor Sie die Leitungen und insbesondere die Masseleitungen lösen,
ist die Leitungs ver legung zu den einzelnen Baugruppen zu beachten.
Nach erfolgter Reparatur ist es notwendig, die Leitungsführung wieder
in den werkseitigen Zustand zu versetzen, um evtl. spätere Ausfälle
oder Störungen zu vermeiden.
Содержание PSN000
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