Panasonic AG-MD830E Service Manual

(IJI-Zw~I-(IJ::J-,Cl«..J«()a:I-()w..JW4-3-7. CNR ADJ.BOARD VIDEO 1 C.B.A.TP T3804(A-1)ADJ VR3803(A-1), VR3806(A-1)TAPE S-VHS SELF RECORDED TAPEINPUT COLOUR BAR SIGNALMODE PLAYM.EQ OSCILLOSCOPESPEC C LEVEL = MINIMUMNote: This adjustment should be always completedafter 4-3-6. DOC BALANCE adj.[SET UP]S-VHS SW = ON1. Record the colour bar signal a few minutes by theS-VHS mode.. 2. Connect the oscilloscope to TP3804.3. Playback the just recorded portion.4. Adjust VR3803 and VR3806 mutually so thatchroma signal becomes minimum as possible.TP3804(H.RATE)MINIMUMFigure E34-3-8. CHARACTER POSITION ADJ.BOARD VIDEO 2 C.B.A.TP VIDEO OUTADJ C3111 (B-1)TAPEINPUT COLOUR BAR SIGNALMODE E-EM.EQ MONITORSPEC SEE FIGURE1. Supply a colour bar signal to the video input.2. Set the MENU Switch to SET.The menu screen appears on the monitor TV. (Ifthe Hour Meter is appeared, advance to the nextpage by using the PLAY (-) or REC (+) button.)3. Adjust C3111 so that the end of the cursor islocated as shown in Figure E4.4-4MONITOR TV CURSORFigure E44-3-9. AID INPUT LEVEL ADJ.BOARD VIDEO 3TP TP8001(D-11ADJ VR8001 (D-1 )TAPEINPUT COLOUR BAR SIGNALMODE E-EM.EQ OSCILLOSCOPESPEC 2.4Vp-p + O.05Vp-p[SET UP]INPUT: LINE1. Supply a colour bar signal to video input.2. Connect the Oscilloscope to TP8001.3. Adjust VR8001 so that video level is 2.4Vp-p ±O.05Vp-p as shown in Figure E5.TP8001(H.RATE)Figure E5