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CHAPTER 1 TECHNICAL DATA AND FEATURES Frontpage . . . . ... Table of contents Survey of sets and features,PCB's and pP's Safety instructions ... Front view of the set, Remote control .. List of abbreviations ... 1-1 .1-2 . 1-3 1-4/5 1-6 1-7 .1-8/9 1-10/12 CHAPTER 2 TOOLS FOR ERROR DIAGNOSIS This chapter should be used in conjunction with the Service Manual VT-600 Series. Servicing of SMDs Dismantling of the set Circuit descriptions IN/OUT Block diagram Error diagnosis system Adjustment procedures CHAPTER 3 PRINTED BOARDS Wiring diagram ... 3-4 Block diagram power supply part ... 3-5 Mother board QMB PCB drawing mother board QMB ... 3-8 Head amplifier-HV/HA circuit diagram . 3- 9 Deck electronics-DE circuit diagram . 3-10 Display control-DC circuit diagram 3-11 Video/Chroma-VS circuit diagram 3-12 Audio linear-AL circuit diagram ... 3-15 Audio FM-AF circuit diagram 3-16 Circuit diagram OSD, FOME, V P S ... 3-17 QNIC board Circuit diagram QNIC PCB drawing QNIC ... 3-18 3-19 3-20 Page CHAPTER 4 TAPE DECK This chapter should be used in conjunction with the Service Manual VT-600 Series. Deck parts replacement Auxiliary tools for deck adjustment Deck layoutdiagrams Lift Head disc A/C Head Threading motor Capstan motor Pressure roller Roller unit right Roller unit left Adjustments Tape path ..Roller unit left, roller unit right" A/C Head Horizontal distance Brake band Tape tension adjustment Friction clutch control Reverse brake control Top view, Underside view Exploded view Mechanical parts list ... Drive top view Drive underside view ... 4-3 ... ... 5-1 5-2/9 . .. 5-10 . . 5-11