Equipment information
Grundig GV 94 HiFi Video cassette recorder
Manufacturer:
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Model:
GV 94 HiFi
Date:
1999
Category:
Group:
Description:
Manual Type:
Service Manual Supplement
Pages:
2
Size:
112.96 Kbytes (115666 Bytes)
Language:
english, german
Revision:
Supplement 1
Manual-ID:
72010 536 8600
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2012 03 25
MD5:
5d33e888def3b03ea0c83d0c22862711
Downloads:
1384
Manual Type:
Service Manual
Pages:
80
Size:
6.82 Mbytes (7149471 Bytes)
Language:
english, german
Revision:
first edition
Manual-ID:
72010 536 8500
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2012 03 25
MD5:
b650969cd3b8d4301c99975082859f2f
Downloads:
2241
Information
Table of Contents
Page
General Section ... 1-3…1-20
Video Recorder Overview ... 1-3
Test Equipment / Jigs ... 1-4
Specifications ... 1-4
Operating Hints ... 1-12
Service Instructions ... 1-19
Diagnostic Programme ... 2-2
Adjustment Procedures ... 3-2
Layout of the PCBs
and Circuit Diagrams ... 4-1…4-32
Wiring Diagram ... 4-1
Block Circuit Diagram ... 4-3
• Power Supply ... 4-3
• Digital ... 4-4
• Video/Chroma ... 4-7
• Audio ... 4-9
• IN/OUT ... 4-9
CP-1: Chassis Board ... 4-11
• Oscillograms ... 4-14
• PW-A: Power Supply ... 4-17
• SY-A: Frontend ... 4-18
• SY-A/MC-A: Drive Control ... 4-19
• TM-A: Keyboard Control ... 4-23
• VA-A: Video/Chroma/Audio ... 4-25
• AD-A: Interface ... 4-27
• TC-A: VPS/PDC ... 4-22
TM-1: Keyboard Control ... 4-22
TB-1: Socket Board ... 4-29
TN-3: Stereo Decoder ... 4-31
TN-6: NICAM Decoder ... 4-32
Drive Mechanism ... 5-16…5-30
Test Equipment / Jigs ... 5-16
Cleaning ... 5-16
Maintenance and Inspection of the Drive Mechanism ... 5-17
Names of the Main Mechanical Parts ... 5-17
Checking the Mechanism Mode Positions ... 5-19
Operating the Mechanism in the Service Test Mode ... 5-19
Overview of Operating Modes ... 5-20
Replacing Parts of the Drive Mechanism ... 5-21
Adjustments ... 5-29
Exploded Views and
Spare Parts Lists ... 6-1…6-8