Grundig RR 740 CD Service Manual

Page 2

Allgemeiner Teil / General Section

RR 740 CD/FIH 770 CD

Es gelten die Vorschriften und Sicherheitshin-
weise gemaB dem Service Manual "Sicherheit",
Materialnummer72010 800 0000, sowie zusatz-
lich die eventuell abweichenden, landes-
spezifischen Vorschriften!

The regulations and safety instructions shall be
valid as provided by the "Safety" Service Manual,
part number 72010 800 0000, as well as the
respective national deviations!

Inhaltsverzeichnis

Seite
Allgemeiner Teil 1 - 2 1 - 12
Messgerate/Messmittel .............................................................. 1 - 2

Service-Hinweise
Technische Daten
Bedienhinweise
Ausbauhinweise.

w

Abgleichvorschriften 2 -1 2 -

Platinenabbildungen
und Schaltplane 3 - 1 3 - 26

lC-Blockdiagramme
Verdrahtungsplan
Schaltplane:
CPU-Platte, Tastenplatte - RR 740 CD ..
CPU-Platte, Tastenplatte - RR 770 CD ..
Verstarkerplatte, Gleichrichterplatte,
Kopfho'rerplatte - RR 740 CD
Verstarkerplatte, Gleichrichterplatte,
Kopfho'rerplatte - RR 770 CD
Funktionsplatte - RR 740 CD
Funktionsplatte - RR 770 CD
Tuner-Platte, DSC-Schalterplatte,
Stereo/Mono-Schalter-Platte - RR 740 CD / RR 770 CD
CD-Servo-Platte, CD-LED-Platte - RR 740 CD / RR 770 CD
Platinenabbildungen:

CPU-Platte,Tastenplatte - RR 740 CD ................................. 3 - 7
CPU-Platte,Tastenplatte - RR 770 CD 3 - 8
Verstarkerplatte, Kopfho'rerplatte,

Gleichnchterplatte- RR 740 CD ............................................ 3 - 13

Verstarkerplatte, Kopfhorerpiatte,
Gleichrichterplatte- RR 770 CD
Funktionsplatte - RR 740 CD
Funktionsplatte - RR 770 CD
Tuner-Platte- RR 740 CD / RR 770 CD

Stereo/Mono-Schalter-Platte - RR 740 CD / RR 770 CD .
CD-LED-Platte - RR 740 CD / RR 770 CD
DSC-Schalterplatte - RR 740 CD / RR 770 CD
CD-SeNo-Platte - RR 740 CD / RR 770 CD ..

Explosionszeichnungen und
Ersatzteillisten 4 -1 4 - 6

Allgemeiner Teil

Messgerate/Messmittel

Frequenzzahler, NF-Voltmeter, Tonhohenschwankungsmesser,
Messsender, Wobbelsender, Oszilloskop, Digitalvoltmeter, FE-
Testcassette 3150Hz/8000Hz, Test-CD (z.B. 5A)

Beachten Sie bitte das GRUNDIG Messtechnik-Programm, das Sie
unter folgender Adresse erhalten:

Table of Contents

Page
General Section 1 - 21 - 12
Measuring Instruments/Equipment ............................................ 1 - 2

Service Hints .
Technical Data.
Operating Hints
Disassembly Instructions ..

Adjustment Procedures..................2 - 42 - 6

Layout of the P083
and Circuit Diagrams 3 -1 3 - 26

IC Block Diagrams

Wiring Diagram

Circuit Diagrams.
CPU Board, Key Board - RR 740 CD
CPU Board, Key Board - RR 770 CD
Amplifier Board, Rectifier Board,

Headphone Board - RR 740 CD 3 - 11
Amplifier Board, Rectifier Board,
Headphone Board - RR 770 CD. . 3 - 15

Function Board - RR 740 CD .
Function Board - RR 770 CD .
Tuner Board, DSC Switch Board,
Stereo/Mono Switch Board - RR 740 CD / RR 770 CD ......
CD Servo Board, CD LED Board - RR 740 CD / RR 770 CD
Layout of the P085:
CPU Board, Key Board - RR 740 CD ..
CPU Board, Key Board - RR 770 CD ..
Amplifier Board, Headphone Board,
Rectifier Board - RR 740 CD .................................................. 3 - 13
Amplifier Board, Headphone Board,
Rectifier Board - RR 770 CD ..
Function Board - RR 740 CD .
Function Board - RR 770 CD .
Tuner Board - RR 740 CD / RR 77
Stereo/Mono Switch Board - RR 740 CD / RR 770 CD
CD LED Board - RR 740 CD / RR 770 CD
DSC Switch Board - RR 740 CD / RR 770 CD.
CD Servo Board- RR 740 CD / RR 770 CD.

.3-24

Exploded Views and
Spare Parts Lists 4 -1 4 - 6

General Section

Measuring Instruments/Equipment

Frequency counter, AF voltmeter, Wow and flutter meter, Signal
generator, Sweep generator, Oscilloscope, Digital voltmeter, FE Test
cassette 3150Hz/8000Hz, Test co (e.g. 5A)

Please note the GRUNDIG Catalog "Test and Measuring Equipment"
obtainable from:

GRUNDIG Instruments Test- und Messsysteme GmbH
Wiirzburger Str. 150, D 90766 Fiirth/Bay
Tel. 0911/703-4118, Fax 0911/703-4130
eMaiI: instruments@grundig.de, lnternet: http://www.grundig-instrumentsde

GRUNDIG Sen/ice

Page 22

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Platinenabbildungen und Schaltpléine / Layout of PCBs and Circuit Diagrams RH 740 CD / RF? 7 7- Platinenabbildungen und Schaltpléine / Layout of PCBs and Circuit Diagrams RR 740 CD / RH 770 CD
CPU-Platte, Tastenplatte - RR 740 CD / CPU Board, Key Board - RR 740 CD
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