Panasonic AG-MD830E Service Manual

3-6-2. COARSE ADJUSTMENT OF THETAPE GUIDE POST HEIGHTS(P2 and P3)Note: The Tape Guide Posts have been preciselyadjusted at the factory. Therefore, normallydo not change the height of the P2 and P3Posts.To prevent the alignment tape from beingdamaged, use a normal cassette tape for thisprocedure.«TOOL»Post Adjustment PlateReel Table Height GaugePost Adjustment Screwdriver;Check LightL Type ScrewdriverVFK0191VFK0190VFK0329VFK0948VFK02691. Remove the cassette compartment (Refer toDisassembly Procedures).2. Place the Post Adjustment Plate over the reeltables. Confirm that the Post Adjustment Plate isfirmly seated as shown in Figure M25-A.P2 P3VFK0191Figure M25-A3. Lower 2 tape guide posts (P2 and P3) by turningthe Post Adjustment screwdriver so that thecondition of post becomes as shown in FigureM25-B. That is the lower edge of Tape guideshould be lower than surface of Adjustment Plate.HEIGHT GAUGESCRAPERVFK0191 LOCK SCREW~.-L-----"'---o"T'Figure M25-BNote: Before turning P2 and P3 slightly loosen theLock Screw using the L Type Screwdriver.4. Place the scraper of Reel Table height Gauge asshown in Figure M25-C.5.6.Set the gauge to zero, then raise the post slowlyuntil the lower tape guide just touches the bottomof the scraper. Use the gauge to determine theexact point at which the lower tape guide touchesthe scraper.Post[No Good] [Good)Figure M25-CAfter the adjustment, install the cassettecompartment referring to Reinstallation of cassettecompartment.Play back the beginning portion of NV-T160cassette tape, and confirm that tape travel asshown in Figure M25-D.POST P1 POST P2, P3 POST P4Figure M25-D7. Make sure that the edges of the tape are notcurling or waving at the bottom or top end of theposts P2, P3 by using the Check Light.8. If there are waving or filling at the lower or upperedge of the P2 and P3 posts, readjust the heightsof P2 and P3 Posts correctly as shown in FigureM25-E.3-17:2(/)z«J:()w:2