tJ)I-zw:2I-tJ)::J...,c«...J()a:I-()w...JW4-3-12. VHS RECORDING CURRENTADJ.BOARD VIDEO 1 C.B.A. / HEAD AMP C.B.A.TP TP5003(H)(B-4), TP5002(L)(B-4)ADJ VR3008(C-1 )TAPE BLANK TAPEINPUT COLOUR BAR SIGNALMODE REC/PLAYM.EQ OSCILLOSCOPESPEC 150mVp-p ± 10mVp-pNote: This adjustment should be always completedafter S-VHS Recording Current Adjustment.[SET UP]S-VHS SWINPUTOFFLINE1. Supply the colour bar signal to video input.2. Connect the oscilloscope to TP5003 (HOT) andTP5002 (GND).3. Place the unit in recording mode with colour barsignal.4. Adjust VR3008 for 150mVp-p ± 10mVp-p as aluminance signal as shown in Figure E9 .TP5003, TP5002(v. RATE)1111111111111111111III11111111111111111111111111111111111111111t150mVp-p±10mVp-p! tV-SYNCFigure E94-64-3-13. VHS PLAYBACK AID LEVELADJ.BOARD VIDEO 1N1DEO 3TP TP8001 (D-1 )ADJ VR3003(C-1 )TAPE VHS SELF RECORDED TAPEINPUT COLOUR BAR SIGNALMODE PLAYM.EQ OSCILLOSCOPESPEC 2.4Vp-p ± O.1Vp-pNote: This adjustment should be always completedafter completion of all adjustments on therecording loop.[SET UP]S-VHS SWINPUTEDIT SWOFFLINEOFF1. Supply the colour bar signal to video input.2. Record the colour bar signal.3. Connect the oscilloscope to TP8001.4. Playback the just recorded portion.5. Adjust VR3003 so that the level is 2.4Vp-p ±O.1Vp-p as shown in Figure E10.TP8001(H.RATE)Figure E10
