CH1CH2Figure M28-CD. TILT and AZIMUTH ADJUSTMENT OF AICHEAD1. Adjust the screw (C) and (B) so that CH1 and CH2output levels become maximum, these phase ofboth channels much at the same time (FigureM28-D). During this adjustment the Lock screw (D)dose not touch the A/C Head Base as shown inFigures M28-E.CH1CH2IiOMAXIMUMIIi OMAXIMUMFigure M28-0Lock Screw (D) Screw (B)______ Screw (C)~ AIC Head BaseFigure M28-EE. ADJUSTMENT OF LOCK SCREW1. Turn the screw (C) to clockwise so that thedifference of phase of both channels become 180degrees as shown in Figure M28-F.2. Tighten the Lock screw (D) so that these phase ofboth channels match as shown in Figure M28-F.CH1o· 1180·ICH2Figure M28-FF. FINE ADJUSTMENT OF AlC HEAD HEIGHTNote: Before this adjustment Coarse Adjustment ofthe A/C Head Height should be performed.<Alignment TapeNut DriverVFM8180HADHPurchase locally1. Connect a scope CH1 to test point (Normal Audiooutput CH 1) and the scope CH2 to test point(Normal Audio output CH2) on the Rear JackC.B.A.2. Play back the 2-nd portion (NormaIAudio6KHz)of the Alignment Tape (VFM8180HADH)3. Adjust the Nut (A) (Figure M28-A) so that the CH2output level becomes maximum as shown inFigure M28-H.LOCK SCREW (D)REW (B)SPRINGA/C HEAD BASE UNITFigure M28-GMAXIMUMFigure M28-H3-21