Tandberg 6 Service Manual

Page 2

CONTENTS

Side
1) TECHNICAL DATA MODEL 6 ....................... 3
2) THE MECHANlCAL FUNCTION .................... 7
3) DETAILED DESCRIPTION OF THE MECHANISM ...... 9

3.1 Operating Lever with the Micro-Switch for the Motor
3.2 Adjustment of the Opercllng chcr. Stopmagnet. and
Micro-Switch . , . 10

3.3 The Turntables . .. . 11
3.4 Pulley Disc for the Take-Up Turntable . .. 12
3.5 Pulley Dlsc [or the Supply TurnIuble ............ 13
3.6 Motor Pulley, Speed Transfer wheel. and Speed
Change ............................. 14
3.7 Mourning and Adjustment oi Motor Pulley. Transfer
Wheel, and Speed Change .. 15
3.8 Sturt»Slcp ... 17
3.9 Adjusting SturtvStop . 17
4) DESCRIPTION OF THE ELECTRONIC UNIT . IE
4.1 Operutlng Controls . 1a
4.2 The Ampllfiels _ 21
4.2.I FreuHIps Ior Recordlng . 21
4.2.2 Record Amplifier ........ . 21
4.2.3 Playback Amplifier .. _ 22
4.2.4 Cathode Follower . . 22
4.2.5 Magic Eyes . 23
4.2.6 Erase and Bios :lrcumy . 23
5) INSTRUCTIONS FOR MECHANICAL CHECK-UP ........ 24
5.1 Fast Winding . 24
52 Normal Forward Drive . 16
6) INSTRUCTION FOR ELECTRICAL CHECK-UP .......... 27

6.1 Adjusrmem of Oscillator and Suppressor Coil
6.2 Adjustment of the Heads ..

6,3 Adjustment of Bias .
6.4 Recording Current, Measurements cl Distortion 28
6.5 Mixing or Programs ........................... 29
6.6 Stereo Recording Check
6.7 Amplifier Opercmon
6.8 Playback Amplifier Test .....
59 Record and FIayback Curves
6.10 Speed Check
6.11 Microphone and Erase Check
6.12 Sound on Sound
633 Fuses