Mechanism Section Adjustments; Preparations For Check, Adjustment And Replacement Of Mechanism Block; Periodic Inspection And Maintenance - Sony HVR-V1U Service Manual

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6-2. MECHANISM SECTION ADJUSTMENTS

1. Preparations for Check, Adjustment and Replacement of Mechanism Block

Refer to the "DISASSEMBLY" section of the SERVICE MANUAL of the respective models for details of removing cabinets and printed
wiring boards.
When making any adjustment to a mechanism or replacing mechanical parts, be sure to use the Mode Selector II and select the appropriate
status of the mechanical deck such that the mechanical status is suitable for the desired work. Refer to section "2-5. Mode Selector II" for
details on how to enter the mode shown in a rectangle [

2. Periodic Inspection and Maintenance

• Be sure to perform the following maintenance and inspection so
that the machine delivers its full performance and functions, and
to protect the machine and tape. Also, perform the following
maintenance items after completing the repair work, regardless
of the number of hours the machine has been operated by the
user.
2-1.
Rotary Drum Cleaning
1) Press a wiping cloth (Ref. No. J-20) moistened with cleaning
fluid (Ref. No. J-19) lightly against the rotary drum. Rotate the
upper drum with a super-fine applicator slowly in the counter-
clockwise direction to clean the rotary drum.
Caution: Never rotate the rotary drum by turning on the main power of
the motor or rotate it in the clockwise direction. Never move the
cloth vertically against the head tip, as this will surely damage
the video head; the video head must not be cleaned by any other
different methods.
HVR-V1J/V1U/V1N/V1E/V1P/V1C
Drum
TG2
TG1
TG3
] mode in subsequent paragraphs of this manual.
2-2.
Tape Path System Cleaning
(Refer to Fig. 6-2-1.)
1) Set the EJECT state. Clean the tape running path (TG-1, -2, -3,
-4, -5 and -6 pinch roller and capstan shaft) and lower drum with a
super-fine applicator (Ref. J-21) moistened with cleaning fluid.
Note 1: NBe careful not to allow oil or grease of the various link
mechanisms to get on the super-fine applicator (Ref. J-21).
Note 2: Once the super-fine applicator has been moistened with alcohol,
do not use it to clean other mechanical parts such as the tape
guide. However, the pinch roller is cleaned with alcohol.
Note 3: When cleaning the capstan shaft, be carefull not to move the oil
seal. If the oil seal is moved, oil will leak.
Oil seal
TG4
TG5
Fig. 6-2-1
6-83
Capstan shaft cleaning
TG6
Pinch roller

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