MAINTENANCE
Maintaining and Checking The Mechanism
To maintain the VCR functions and features working properly, and to avoid damages or dirt on the tape, it is
recommended to follow the maintenance points and periodicity indicated below.
For detailed information, please contact your dealer.
Maintenance Table
F
: Cleaning
E
: Confirmation
v
: Lubrication
k
: Change
PARTS
2000H
4000H
6000H
8000H
NOTES
Tape Path System ASSY, BRAKE BAND
E
k
E
k
ASSY, LEVER BT (tape guide)
F
F
F
F
FULL ERASE HEAD
F
F
F
k
ASSY, ROLLER CLEANER
E
k
E
k
ASSY, GUIDE ROLLER
F
F
F
F
ASSY, MOUNTING INCLNE S
F
F
F
k
ASSY, MOUNTING INCLNE T
F
F
F
k
ACE HEAD
F
F
F
k
ASSY, LEVER PINCH ROLLER
F
k
F
k
MOUNTING, LIFT PINCH
k
CAM, LIFT PINCH
k
GEAR, CAM PINCH
k
ASSY, EARTH CYL
k
k
COMPL, CYLINDER
F
F
(
k
)
F
F
(
k
)
ASSY, CYLINDER UPPER
F
(
k
)
F
(
k
)
F
(
k
)
F
(
k
)
Reel Drive System ASSY, REEL SUPPLY
Fv
Fv
Fv
Fv
ASSY, REEL TAKEUP
Fv
Fv
Fv
Fv
GEAR, REEL S
v
v
v
v
GEAR, REEL T
v
v
v
v
PULLEY, REEL
v
v
v
v
SPECIAL, WASHER 2.4 X 6 X 0.25
E
E
COMPL, MOUNTING CLUTCH
v
k
v
k
BELT, REEL
E
k
k
MOTOR, CAPSTAN
F
E
(
k
)
E
(
k
)
k
ASSY, GEAR FRICTION
v
vk
v
vk
Brake
ASSY, BRAKE S
E
E
E
E
ASSY, BRAKE T
E
E
E
E
ASSY, BRAKE CAPSTAN
E
E
E
E
ASSY, BRAKE SOFT T
E
k
Loading Drive
System
ASSY, LOADING MOTOR
E
k
DAMPER
k
COMPL, GEAR WORM
E
k
CAM, MAIN
k
SPECIAL WASHER 3.6 X 0.5
E
k
GEAR, WHEEL 1
k
GEAR, WHEEL 2
E
k
MODE SWITCH
E
k
SLIDE, CRECENT
E
k
GEAR, LOAD S
E
k
GEAR, RACK FRONT
E
k
GEAR, RACK START
E
k
GEAR, PINON
E
k
Performance
Check
BACK TENSION TORQUE
E
E
E
E
PB BACK TENSION TORQUE 25~50g
⋅
cm
FWD, REW TORQUE
E
E
E
E
FWD, REW TORQUE
≥
600g
⋅
cm
PLAY TORQUE
E
E
E
E
PLAY 55 ~ 110g
⋅
cm
REV TORQUE
E
E
E
E
REV 100 ~ 210g
⋅
cm
NOTE:
1. This table shows the maintenance for up to 8000 hours. After this, repeat from the start or the table.
2. For places with symbols such as
E
(
k
) and
F
(
k
), carry out checking and cleaning, and replace if necessary.
3. This periodic maintenance check table changes considerably according to the using conditions and environment.
4. Refer to (USED TIME) menu for the length of time the unit has been used.
5. As life may be shortened if foreign particles and dusts remain accumulated on the tape guides and rotating and contacting portions, clean if dirty.
6. Dusts and other foreign particles on the tape guides may also shorten the tape life and lower picture quality, therefore clean thoroughly.
RC4QR/U3 (SRT-7072 GB) Tue. June, 29/1999
English
39
