Sony SLV-760HFPX User manual

H MECHANISM
OPERATION MANUAL
SONY

Contents
1. Main parts layout diagram .......................................................................................... 3
2. Tape path .................................................................................................................... 4
3. Cassette IN _ Loading ---" Stop ................................................................................. 5
4. Stop _ Playback ...................................................................................................... 11
5. Stop _ Power OFF .................................................................................................. 13
6. Playback _ CUE ..................................................................................................... 15
7. Playback ---"REV ..................................................................................................... 17
8. Stop _ Fast forward (FF) ........................................................................................ 19
9. Stop _ Rewind (REW) ............................................................................................ 23
10. Stop ---"Unloading _ Eject ...................................................................................... 27
M, 2_

1. Main parts layout diagram
Drum (M901) ACE head Capstan motor
(M902) roller
FE head
End sensor--
T/S LED _
Cassette IN
switch
!
S reel (PH40t) (PH402)
sensor
Rotary encoder
(cam gear)
T reel
Cam motor
(M903)
Fig. 1-1
-_- R17

2. Tape path
TG4 TG5 ACE head
TG3 Drum (M901) TG6 TG7
Capstan motor
(M902)
FE
TG2
TG1
TG8
Pinch roller
Top sensor
End
S reel T/S LED T reel
Fig. 2-1
-- A--

3. Cassette IN --- Loading --- Stop
Cassette loading. [
+
I Right claw is released. [
+
[ Left claw is rcleased. ]
[Cassetteholderslidesinthedirectionofarrowmark (_)'1
Left arm swings and cassette IN lever is released form [
i
cassette IN switch. I
+
I Cam molor is rotated. [
[ Worm wheel is rotated. ]
[ Cam gear is rotated. I
[ FL driving gear is rotated. [
[ Gear slide plate slides. ]
[ Relay gear rotatcs to swing right/lefl arm. [
+
Cassette holder is retracted to set cassette in DOWN
position. +
Cassette IN switch is pressed by cassette IN lever.
+
(Continues to loading)
(see Page 7-8)
Cassette IN sw___
\
Left claw
Cassette
CasseHe
Left arm
CassettelN lever
J
Cassette holder
Fig.3-1
Right claw
FL driving gear
!
Gear slide plate
Right arm
Relay gear
- _-G19 - 6-- G20

0Pinch roller moves Capstan shaft O Pinch arm moves in the direction of
arrow mark _)and contacts capstan
of arrow mark _. shaft..__e_!___ Capstan shaft
O _ _,__,_!_ II _ Pinch roller
'An opening _) is
_ I*"/'_0 '_'1_ IL_r-_ given between
_,,,/_,.__.._/_'\"_ ',_ pinch rollor and
Press gear ,_'<:_=_=_/' \Press gear pinch block by
\ press gear cam.
O Press gear and elevator gear /_ Pinch\ roller is pressed in the direction
are rotated in the direction of // of arrow mark _) by the tension of spring.
arrow mark 0. /
_1 Pinch block moves in the direction of
arrow mark O through press gear cam.
O
Elevator
Fig.3-2
Main slider moves in the direction of arrow mark O,
and RKB arm pushed up by step _) moves in the
direction of arrow mark I_.
?arm
Pendulum gea_ riming belt
Pendulum gear RKB brock i_ RKB arm moves in the direction of
arrow mark i_, then RKB block moves
in the direction of arrow mark i_ to
i_ change the mesh of pendulum gear.
Timing belt
Fig.3-3
Shuttle (T)
Drum
TG1 arm
Shuttle
Tension reg_
band
Fixed release arm
Soft brake (S)
Pendulum
compulsion
arm
Capstan motor (M902)
(Capstan shaft)
TG8 arm Pinch roller
MC roller MC arm
S reel RKB brock Treel
Pendulum gear
Idler gear (S) Neutrality arm
gear
Pinch arm
Press gear
gear
FL driving gear
Upper/Lower
gear
RVS brake arm
brake (T)
Main brake (T)
Cam motor
(M903)
Capstan motor Loading gear (T)
(M902)
\ Capstan brake Drum (M901)
Upper/L°wa_ron _ I{'--"
gFi_nvln ear -__
'gg __
Cam gear ,_,_
Cam motor
(M903) L_.L______
Worm wheel RKB brock RKB arm
Idler gear (S) S reel
j Loading gear (S)
Main slider
belt
Fixed
release arm
Fig.3-4
H3 -,o- H4

4. Stop Playback
Drum is rotating. ]
Press PLAY button. ]
I Capstan motor is rotated, l
RKB block is rotated through
dining belt (clutch ON).
Pendulum gear is meshed with
dler gear (T) and rotated.
[ T reel is rotated. J
f
[ Pinch roller is rotated. J
Drum (M901) Capstan motor (M902)
(Capstan shaft)
Idler gear (S) Pendulum gear T reel
RKB brock Idler gear (T)
Capstan motor
(Mc02) N
RKB brock --_ k_ __'.._ _.._/_
Tre_l_ ,dlerg_; P_-nd!_ _ear(S) J-
Fig. 4-1
roller
compulsion arm
/- Tension wheel
t Timing belt
--ll-- --12--

5. Stop -- Power OFF
Soft brake (T)
soperated.
Pinch-block
moves in the
directionof
arrow mark
and pinch
roller is
released from
capstan shaft.
I Press power button.
I Cam motor is rotated,
I Worm wheel is rotated.
I Cam gear is rotated.
Upper/Lower
communication gear is
rotated. t
I TG8 gear is rotated. [
I Press gear is rotated. I
[ Elevator gear is rotated. ]
•_If power is ON, it turns OFF
automatically about 5 minutes later.
L
Main brake (S/T)
is operated. [
Brake is given
to S/Freel.
Main slider slides.- ]
RKB arm is ] Pendulum INeutrality arm
pressed, compulsion arm [is operated.
is operated. I
RKB block 1
moves down.
I
I RKB block becomes free. I
[ Pendulum gear is released from T reel. ]
Tension
band
Fixed release
S
Drum (M901)
Main brake (S) RKB brock
Pendulum compulsion
arm
Capstan motor (M902) Elevator gear
(Capstan shaft) /
Pinch roller/ Pinch arm
_/--//_/ //Pinch block
o J
_/_ j Press gear
--, TG8 gear
_/ Upper/Lower
_l_--_ "_'_" communication
_/-"__ Solt brake(T)
..... _-"_'-'-'- Cam motor
--_ (M903)
Main brake (T)
Neutrality arm
Fixed release arm is
operated.
Tension regulator band
tenslon becomes weak to
make Sreel brake weak.
Fig. 5-1
Capstan shaft
0Pinch block isoperated and pinch roller
moves in the direction of arrow mark
until it isreleased from capstan shaft,
Pinch brock
block
Press,
O Press gear is rotated in the direction of arrow mark 0
and pinch block pin pushed to press gear cam is
released from cam while pinch block moves in the
direction of arrow mark I_.
Fig. 5-2
Capstan motor Capstan brake Drum (M901)
Upper/Lower
commu
gear Main slider
Cam
Cam moto
(M903) Worm wheel Pendulum gear
Idler gear (T) RKB arm
Fixed release
arm
--13-- H7 -14-- H8

6. Playback CUE
I Drum is rotating. I Capstan motor is rotated at
high speed.
RKB block is rotated I
through timing belt.
(clutch ON)
Pendulum gear and idler gear
(T) are rotated at h gb speed.
IT reel is rotated at [
|
high speed. !
f
Pinch roller is rotated 1
at high speed.
•_Difference from (Stop -- Playback)
(_) Capstan motor is rotating at high speed.
(_) Pendulum gear is meshed with
idler gear (T) from the beginning.
RKB brock
Treel
Drum (M901) Capstan motor (M902)
(Capstan shaft)
Pendulum gear T reel
Idler gear (S) Idler gear (T)
Capstan motor
(Mi02) N
Idler gear (T) Pendulum gear
Fig. 6-1
•Pinch roller
Tension
Timing belt
-- 15-- -- 16--

7. Playback -,- REW
Cam motor is rotated. ]
] Wonn wheel is rotated. [
[ Cam gear is rotated. [
I
i
Brake is given to T reel by I
reverse brake ann.
Fixed release / Brake is given
l
arm is operated: [ to S reel by
soft brake (S).
(TG1 tension )
\ becomes weak.
Main slider slides.
S reel
SrWi_ing__
Main slider"- IWhen main slider moves in the direction of
arrow mark _), S winding arm pressed by
main slider cam moves in the direction of
arrow mark(_ and S reel is rotated a little
in the direction of arrow mark.
Drum is rotating. I
Pendulum I l
compulsion
ann is operated.
JPendulum
is free on [.Capstan motor is rotated
gear
S reel only. lin reverse at high speed.
!
RKB block is rotated ]
I
through timing belt.
(clutch ON)
Pendulum gear is
meshed with idler gear
(S) and rotated.
Brake is given to [ S winding ann is
capstan motor by I operated to slightly
capstan brake. ] rotate S reel. ]
S reel is rotated in
reverse at high speed.
f
Pinch roller is
rotated in
reverse at high
speed.
Fig. 7-1
Drum
TG1 arm
arm
RKB
Pendulum
compulsion arm Capstan motor (M902)
(Capstan shaft)
S reel Pendulum gear Treel
Soft brake (S) Idler gear (S) RKB brock
Capstan brake
Tension wheel
Capstan motor (M902)
Cam motor
(M903) Pendulum gear Idler, S reel
Fig. 7-2
gear
gear
rG8 gear
Upper/Lower
;ommunication
gear
S brake arm
Cam motor
(M903)
slider
belt
Fixed release
arm
Hll -18- H12