AVD-K700P
3-2. MAINTENANCE/INSPECTION PROCEDURE
1. Checking Points prior to Repair
Following abnormal phenomena may be repaired by
removal of foreign materials and oil supply. Check oiling is
required at the checking set or cleaning status is complete.
Determine that necessity of checking and repair the set
exists after checking the using period of the set together
with the user. In this case, followings must be checked:
Checking Points and Replace-
Phenomena
Causement
F/E Head
Color beatPollution of Full-Erase Heado
S/N, Color FadedPollution of Video Heado
Video Head
Pollution of Video Head orFig. C-9-1 TOP VIEW
Horizontal, Vertical Jitteo
Tape Transport System
Pollution of Audio/ControlA/C Head
Poor Sound, Low Soundo
Head
Pinch RollerNo tape wound or tape
wound loosely.Pollution of Pinch Roller orBelt Capston
o
FF or REW impossible, Belt Capstan Belt
or slow turning
Deterioration of ClutchClutch
o
Assembly A37
Tape loosely wound in Assembly D37 Torque
REV or UnloadingPollution of Drum and
Fig. C-9-3
Traveling Device
CAUTIONS
If operation of the position with (O) mark is abnormal even
after removing cause, replace it with substitute product since
it shows damage or wearing.
Fig. C-9-2 BOTTOM VIEW
* No. (1) ~ (12) shows sequence that the tape moves from the supply reel to the take-up reel.)
(6) Base Assembly
(3) F/E HeadP3
(7) A/C Head
(8) P4 Post
(5) Drum Assembly
(10) Pinch Roller
(Video Head)
(11) Take-up Guide
(4) Base Assembly P2
Post
(2) Tension Post
(9) Capstan Shaft
(1) Supply Reel
(12) Take-up Reel
Fig. C-9-3 Tape Transport System
39 |
ACEC
SONY
