Procedure For Cleaning Upper Cylinder Unit; Adjustment Procedures - Panasonic Quasar Omnivision PV-M1326 Service Manual
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2. PROCEDURE FOR CLEANING
UPPER CYLINDER UNIT
1. Position the Video Head to permit access for cleaning.
Hold the Upper Cylinder to keep it from turning while
cleaning it.
2. Gently rub the Video Heads in the direction of tape travel
with a Head Cleaning Stick (VFK27) moistened with
Ethanol.
3. Repeat for the other Video Heads.
Upper
Cylinder
Head Cleaning
Stick (VFK27)
Fig. M1
Note :
1. Do not rub vertically.
2. Do not apply any pressure to the head.
If contaminant is not easily removed, continued
gentle wiping will usually remove it.
3. Clean the Cylinder surface with Ethanol if fingerprints
are present after cleaning the Video Heads.
3. ADJUSTMENT PROCEDURES
REPLACEMENT OF UPPER CYLINDER
UNIT
1. REMOVAL OF UPPER CYLINDER UNIT
Work with extreme care when removing or replacing the Upper
Cylinder Unit. Do not touch Video Heads during servicing.
1. Remove 2 Screws with Washers (A) and gently lift the
Video Head
2. CLEANING OF D.D. CYLINDER SHAFT
1. Before reinstalling a new unit, clean the D.D. Cylinder
Shaft and the surface that engages with the Upper Cylinder
with a soft cloth dampened with Ethanol in Fig. M3.
2-9
Upper Cylinder Unit from the shaft, refer to Fig. M2.
Screws with Washers (A)
Fig. M2
AND THE SURFACE
Fig. M3
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