Sony SLV-N55 - Video Cassette Recorder User manual
SLV-N55/N77/N88/N99
RMT-V307/V402/V402A/V402B
US Model
Canadian Model
SERVICE MANUAL
VIDEO CASSETTE RECORDER
SPECIFICATIONS
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Photo : SLV-N88
RMT-V402B
TS-10 MECHANISM
(SLV-N55/N77/N88)
SL MECHANISM
(SLV-N99)
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18 W (SLV-N55/N77/N88)
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SLV-N99
Approx. 4.1 kg (Approx. 9 lb 6 oz)
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SLV-N99
Approx. 430
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SLV-N55/N77/N88/N99
Sony Corporation
HomeVideo Company
9-929-718-11 2001L1600-1
©2001.12
Published by Quality Assurance Dept.
For US model
Sony Video/Video Deck Exchange Department repairs this model.
We only supply the Parts that are listed in the Service Manual.
If you need any extra repair, please call Sony Customer Information Service Center to tell them that you’d like to send your unit to SonyVideo/
Video Deck Exchange Department.
Sony Customer Information Service Center: 1-800-222-7669
Sony Video/Video Deck Exchange Department:
Sony Electronics Inc.
Del Mar Industrial Park
5819 Riverside Drive Suite, 8888
Laredo, TX 78041
Attn: Sony Video/Video Deck Exchange Department
For Canadian model
Manufacturing & Technology Centre repairs this model.
We only supply the Parts that are listed in the Service Manual.
If you need any extra repair, please call Sony at 1-877-602-2008 to tell them that you’d like to send your unit to Manufacturing & Technology
Centre.
Manufacturing & Technology Centre (MTC):
40 Sunray Street, Whitby, Ontario, Canada L1N 8Y3.
Attn: Manufacturing & Technology Centre
Service Parts
Parts Number
1-476-434-11
1-477-280-11
1-477-281-11
1-477-282-11
1-696-592-11
3-075-088-01
3-075-089-01
3-709-433-01
Parts Name
COMMANDER, STANDARD (RMT-V307)
COMMANDER, STANDARD (RMT-V402)
COMMANDER, STANDARD (RMT-V402A)
COMMANDER, STANDARD (RMT-V402B)
CORD, CONNECTION (NTSC)
COVER (S) REMOTE CONTROL BATTERY
COVER (S) REMOTE CONTROL BATTERY
COVER, BATTERY (RMT-V307)
Model Name
SLV-N99
SLV-N55/N77 (BLACK)
SLV-N77 (SILVER)
SLV-N88
SLV-N99
(SILVER)
(BLACK)
SLV-N99
VHS MECHANICAL ADJUSTMENT MANUAL VII
MECHANISM DECK
TS-10 MECHANISM
Please use this manual with the service manual.
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2
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TABLE OF CONTENTS
1. Disassembly and Reassembly
1-1 Deck Parts Locations ........................................................... 3
1-1-1 Top View ............................................................................. 3
1-1-2 Bottom View ....................................................................... 5
1-2 Main Deck ........................................................................... 6
1-2-1 Lever FL Door Removal ..................................................... 6
1-2-2 Holder FL Cassette Ass’y Removal .................................... 6
1-2-4 Lever FL Arm Ass’y Removal ............................................ 7
1-2-3 Slider FL Drive, Gear FL Cam Removal ............................ 7
1-2-5 Gear Worm Wheel Removal ............................................... 8
1-2-6 Motor Loading Ass’y Removal ........................................... 8
1-2-7 Bracket Gear, Gear Joint 2, 1 Removal ............................... 9
1-2-8 Gear Loading Drive, Slider Cam, Lever Load S,
T Ass’y Removal ................................................................. 9
1-2-9 Gear Loading Drive, Slider Cam, Lever Load S,
T Ass’y Assembly ............................................................. 10
1-2-10Lever Pinch Drive, Lever Tension Drive Removal ........... 10
1-2-11Lever Tension Ass’y, Band Brake Ass’y Removal ........... 11
1-2-12Lever Brake S, T Ass’y Removal ...................................... 11
1-2-13Gear Idle Ass’y Removal .................................................. 12
1-2-14Disk S, T Reel Removal .................................................... 12
1-2-15Holder Clutch Ass’y Removal ........................................... 13
1-2-16Lever Up Down Ass’y, Gear Center Ass’y Removal ........ 13
1-2-18Lever Unit Pinch Ass’y, Plate Joint,
Spring Pinch Drive Removal ............................................. 14
1-2-17Guide Cassette Door Removal .......................................... 14
1-2-19Lever #9 Guide Ass’y Removal ........................................ 15
1-2-20FE Head Removal .............................................................. 15
1-2-21ACE Head Removal .......................................................... 16
1-2-22Slider S, T Ass’y Removal ................................................ 16
1-2-23Plate Ground Deck, Cylinder Ass’y Removal ................... 17
1-2-24Belt Pulley Removal .......................................................... 17
1-2-26Damper Capstan, Motor Capstan Ass’y Removal ............. 18
1-2-27How to Eject the Cassette Tape ......................................... 18
1-3 The table of clearing, Lubrication and
replacement time about principal parts .............................. 19
1-4 Tools and fixtures reguired for service................................20
2. Alignment and Adjustment
2-1 Tape Transport System and Adjustment Locations ........... 21
2-2 Tape Transport System Adjustment .................................. 22
2-2-1 ACE Head Assembly Adjustment ..................................... 22
2-2-2 Linearity Adjustment (Guide roller S, T adjustment) ..... 23
2-2-3 Check Transitional Operation from RPS to Play ............. 24
2-2-4 Envelope Check ................................................................. 24
2-2-5 Tape Wrinkle Check .......................................................... 24
2-3 Reel Torque ....................................................................... 24
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3
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Ϋ
ˇ¨ˆØ
Fig. 1-1 Top parts Location-1
ŒGEAR FL CAM
´MOTOR LOADING ASS’Y
ˇLEVER FL ARM ASS’Y
¨HOLDER FL CASSETTE ASS’Y
ˆLEVER FL DOOR
ØSLIDER FL DRIVE
1. Disassembly and Reassembly
1-1 Deck Parts Locations
1-1-1 Top View
–
4
–
Œ´ ˇ ¨ ˆ
Ø∏”’ Ô ˝ Ò
”
Fig. 1-2 Top Parts Location-2
ŒFE HEAD
´CYLINDER ASS’Y
ˇACE HEAD ASS’Y
¨LEVER UNIT PINCH ASS’Y
ˆLEVER #9 GUIDE ASS’Y
ØLEVER TENSION ASS’Y
∏BAND BRAKE ASS’Y
”DISK S REEL
’LEVER S BRAKE ASS’Y
˝GEAR IDLE
ÔLEVER IDLE
LEVER T BRAKE ASS’Y
ÒDISK T REEL
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5
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1-1-2 Bottom View
Œ´ˇ ¨ˆØ∏
”’˝
Fig. 1-3 Bottom Parts Location
ŒGEAR JOINT 1
´GEAR JOINT 2
ˇBRACKET GEAR
¨MOTOR CAPSTAN ASS’Y
ˆLEVER T LOAD ASS’Y
ØGEAR LOADING DRIVE
∏LEVER S LOAD ASS’Y
”HOLDER CLUTCH ASS’Y
’BELT PULLEY
˝SLIDER CAM
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6
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1-2-1 Lever FL Door Removal
1) Push the Holder FL Cassette Ass'y Œabout 20mm
in the direction of arrow “A”.
2) Rotate the Lever FL Door ´ in the direction of
arrow “B”.
3) Release the Hook ˇand Remove the Lever FL
Door ´in the direction of arrow “C”.
"B"
"C"
"A"
´ LEVER FL DOOR
ˇ HOOK
ΠHOLDERFLCASSETTEASS'Y
1-2-2 Holder FL Cassette Ass’y Removal
1) Pull the Holder FL Cassette Ass'y Œto the eject
position.
2) Pull the Holder FL Cassette Ass'y Œas grasping
the Holder FL Cassette Ass'y Œand Lever FL
Cassette-R ´in the same time to release hooking
from Main Base until the Boss [A] of Holder FL
Cassette Ass'y Œis taken out from the Rail [B].
3) Lift the Holder FL Cassette Ass'y Œ, in this time,
you have to grasp the Lever FL Cassette-R ´
Continuously until the Holder FL Cassette Ass'y
Œis taken out completely.
Note : Be sure to insert Lever FL Cassette-R ´in the
direction of “A” to prevent separation and breakage
of the Lever FL Cassette-R ´at disassembling and
reassembling.
ŒHOLDER FL
CASSETTEE ASS`Y
BOSS [A]
RAIL [B]
´LEVER FL CASSETTEE -R
"A"
1-2 Main Deck
Fig. 1-4 Lever FL Door Removal
Fig. 1-5 Holder FL Cassette Ass’y Removal
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7
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1-2-4 Lever FL Arm Ass’y Removal
1) Push the hole “A” in the direction of arrow “B”
use the pin.(about Dia.2.5)
2) Pull out the Lever FL Arm Ass'y Œfrom the Boss
of Main Base.
3) Remove the Lever FL Arm Ass'y Œin the direc-
tion of arrow “C”.
ΠGEAR FL CAM GEAR WORM WHEEL
POST
TIMING POINT
Fig. 1-7 Gear FL Cam, Gear Worm
1-2-3 Slider FL Drive, Gear FL Cam Removal
1) Pull the Slider FL Drive Œto the front direction.
2) Remove the Slider FL Drive Œin the direction of
arrow. (Refer to Fig. 1-6)
3) Remove the Gear FL cam ´.
Note : When reinstalling be sure to reassemble Slider
FL drive Œafter you insert the Boss of Lever FL
ARM-R in Groove of Slider Fl drive Œ.
Assembly : Align the Gear FL Cam Œwith the Gear
worm wheel Post as shown drawing.
(Refer to Timing point)
ŒSLIDER FL DRIVE
´ GEAR FL CAM
Fig. 1-6 Slider FL Drive Removal
ŒLEVER FL ARM ASS`Y
"C"
"B"
PIN
HOLE "A"
Fig. 1-8 Lever FL Arm Ass’y Removal
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8
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1-2-5 Gear Worm Wheel Removal
1) Remove the Gear Worm wheel Œ.
ΠGEAR WORM WHEEL
Fig. 1-9 Gear Worm Wheel Removal
1-2-6 Motor Loading Ass’y Removal
1) Remove the screw Œ.
2) Remove the Motor Loading Ass’y ´.
´MOTORLOADING ASS`Y
ŒSCREW
Fig. 1-10 Motor Loading Ass’y Removal
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9
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1-2-7 Bracket Gear, Gear Joint 2, 1 Removal
1) Remove the SCREW
Œ
.
2) Remove the Bracket Gear ´.
3) Remove the Gear Joint 2 ˇ.
4) Remove the Gear Joint 1 ¨.
Assembly :
1) Be sure to align dot mark of Gear Joint 1
Œ
with
dot mark of Gear Joint 2 ´as shown Fig 1-12.
(Refer to Timing point1)
2) Confirm the Timing Point 2 of the Gear Joint 2 ´
and Slider Cam ˇ.
ŒSCREW
´BRAKET GEAR
¨GEAR JOINT 1
ˇGEAR JOINT 2
1-2-8 Gear Loading Drive, Slider Cam,
Lever Load S, T Ass’y Removal
1) Remove the Belt Pulley. (Refer to Fig. 1-30)
2) Remove the Gear Loading Drive Œafter releasing
Hook [A] in the direction arrow as shown in detail
drawing.
3) Remove the Slider Cam ´.
4) Remove the Lever Load S ˇ, Link Load S ˆ&
Lever Load T ¨, Link Load T Ø.
ŒGEAR LOADING DRIVE
ˆLINK LOAD S
ˇLEVER LOAD S
¨LEVER LOAD T
ØLINK LOAD T
´SLIDE CAM
HOOK(A)
Fig. 1-11 Bracket Gear, Gear Joint 1,2 Removal
ŒGEAR JOINT1
´GEAR JOINT2 ˇSLIDER CAM
TIMING POINT 1 TIMING POINT 2
Fig. 1-12 Gear Joint 1,2 Assembly
Fig. 1-13 Gear Loading Drive, Slider Cam,
Lever T, S Load Ass’y Removal
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10
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1-2-9 Gear Loading Drive, Slider Cam,
Lever Load S, T Ass’y Assembly
1) When reinstalling, be sure to align dot of Lever
Load T Ass'y
Œ
with dot of Lever Load S Ass'y ´
as shown in drawing, (Refer to Timing Point 1).
2) Insert the Pin A,B,C,D into the Slider Cam
ˇ
hole,
3) Be sure to align dot of Lever Load T
Œ
and dot of
Gear Loading Drive ¨, (Refer to Timing Point 2).
4) Aline dot of Gear Loading drive ¨with mark of
Slider Cam ˇas shown in drawing(Refer to
Timing Point 3).
´LEVER LOAD S
Œ
LEVER LOAD T
LEVER LOAD S
LEVER LOAD T
PIN A PIN C PIN B
PIN D
ˇSLIDER CAM
TIMING POINT 2
TIMING POINT 1
TIMING POINT 3
1-2-10 Lever Pinch Drive,
Lever Tension Drive Removal
1) Remove the Lever Pinch Drive
Œ
, Lever Tension
Drive ´.
ŒLEVER PINCH DRIVE
´LEVER TENSION DRIVE
Fig. 1-14 Gear Loading Drive, Slider Cam,
Lever Load S, T Ass’y Assembly
Fig. 1-15 Lever Pinch Drive,
Lever Tension Drive Removal
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11
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1-2-11 Lever Tension Ass’y,
Band Brake Ass’y Removal
1) Remove the Lever Brake S Ass'y (Refer to Fig 1-17).
2) Remove the Spring Tension Lever Œ.
3) Rotate stopper of Main Base in the direction of
arrow “A”.
4) Lift the Lever Tension Ass'y ´& Band brake
Ass'y ˇ.
Note :
1) When replacing the Lever Tension Ass'y ´, be sure
to apply Grease on the post,
2) Take care not to touch stain on the felt side, and not
to be folder and broken Band brake Ass'y
3) After Lever Tension Ass'y seated, Rotate stopper of
Main Base to the Mark[B].
ŒSPRING TENTION LEVER
STOPPER
MARK[B]
"A"
´LEVER TENTION ASS`Y
ˇBAND BRAKE ASS`Y
1-2
-12 Lever Brake S, T Ass’y
Removal
1) Release the Hook [A] and the Hook [B], [C] in the
direction of arrow as shown in Fig 1-17.
2) Lift the Lever S, T Brake Ass'y Œ, ´with spring
brake ˇ.
Assembly :
1)Assembly the Lever S Brake Ass'y Œon the Main
Base.
2)Assembly the Lever T Brake Ass'y ´with spring
brake ˇ.
Note : Take extreme care not to be folded and
transformed Spring Brake at removing or reinstalling.
ŒLEVER S BRAKE ASS`Y
´LEVER T BRAKE ASS`Y
ˇSPRING BRAKE
HOOK(B)
HOOK(C)
HOOK(A)
Fig. 1-16 Lever Tension Ass’y,
Band Brake Ass’y Removal
Fig. 1-17 Lever Brake S, T Ass’y Removal
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12
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ŒDISK S REEL
´DISK T REEL
Fig. 1-19 Disk S, T Reel Removal
1-2-13 Gear Idle Ass’y Removal
1) Push the Lever Idle Œin the direction of arrow
“A”, “B”.
2) Lift the Lever Idle Œ.
Assembly :
1) Apply oil in two Bosses of Lever Idle Œ.
2) Assemble the Gear Idle ´ with the Lever Idle Œ.
Note : When replacing the Gear Idle ´, be sure to
add oil in the boss of Lever Idle Œ.
1-2-14 Disk S, T Reel Removal
1) Lift the Disk S, T Reel Œ, ´.
´GEAR IDLE
´GEAR IDLE
ŒLEVER IDLE
"A"
HOOK "C"
"B"
Fig. 1-18 Gear Idle Ass’y Removal
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13
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1-2-15 Holder Clutch Ass’y Removal
1) Remove the Washer Slit Œ.
2) Lift the Holder Clutch Ass’y ´.
Note : When you reinstall Holder Clutch Ass'y
1) Check the condition of spring as shown in detail A.
2) Don't push Holder Clutch Ass'y down with exces-
sive force Just insert Holder Clutch Ass'y into post
center with dead force and Rotate it smoothly.
Be sure to confirm that spring is in the slit of Gear
Center Ass'y as shown in detail B.
ŒWASHER SLIT
´HOLDER CLUTCH ASS`Y
<BAD> <GOOD>
<BAD> <GOOD>
SPRING
SPRING
DETAIL A
DETAIL B
Fig. 1-20 Holder Clutch Ass’y Removal
1-2-16 Lever Up Down Ass’y, Gear Center
Ass’y Removal
1)
Remove the 2 hooks in the direction of arrow as
shown Fig. 1-21 and lift the Lever Up Down Ass’y
Œ.
2) Lift the Gear Center Ass’y ´.
Assembly :
1) Insert the Lever Up Down Ass'y Œin the rectan-
gular holes on Main Base as shown in Fig 1-22.
2) Lift the Lever Up Down Ass'y Œabout 35
degree.(Refer to Fig 1-22)
3) Insert Ring of the Gear Center Ass'y ´in the
Guide of the Lever Up Down Ass'y Œ.
4) Insert the Gear Center Ass'y ´in the post on
Main Base.
5) Push down the Lever Up Down Ass'y Œfor
locking of the Hook.
Note :
1) Take care not to separate and sentence does not
mark sense.
2) Be sure to confirm that Ring of the Gear Center
Ass'y ´is in the Guide of the Lever Up Down
Ass'y Œafter finishing assembly of Lever Up
ŒLEVER UP DOWN ASS`Y
´GEAR CENTER ASS`Y
MAIN BASE
LEVER UP DOWN ASS'Y
GUIDE
GEAR CENTER ASS'Y
RING
GEAR
POST
HOOK
35
Fig. 1-21 Lever Up Down Ass’y Removal
Fig. 1-22 Lever Up Down Ass’y Removal
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14
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ŒGUIDE CASSETTE DOOR
HOOK [A]
1-2-18 Lever Unit Pinch Ass’y, Plate Joint,
Spring Pinch Drive Removal
1) Lift the Unit Pinch Ass’y Œ.
2) Remove the Plate Joint ´from Lever Pinch Drive.
3) Remove the Spring Pinch Drive ˇ.
Note :
1) Take extreme care not to touch the grease on the
Roller Pinch.
2) When reinstalling, be sure to apply grease on the
post pinch roller.
ˇSPRING PINCH DRIVE
ŒLEVER UNIT PINCH ASS`Y
´PLATE JOINT
Fig. 1-23 Guide Cassette Door Removal
Fig. 1-24 Lever Unit Pinch Ass’y, Plate Joint,
Spring Pinch Drive Removal
1-2-17 Guide Cassette Door Removal
1) Lift the Hook [A].
2) Rotate the Guide Cassette Door Œin the direction
of arrow.
Note : After reinstalling the Guide Cassette Door Œ
sure the Hook [A].
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15
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1-2-19 Lever #9 Guide Ass’y Removal
1) Remove the Spring #9 Guide Œ.
2) Lift the Spring #9 Guide Ass’y ´in the direction
of arrow “A”.
Note :
1) Take extreme care not to get grease on the tape
Guide Post.
2) After reinstalling, check the bottom side of the Post
#9 Guide to the top side of Main Base.
ŒSPRING #9 GUIDE
´LEVER #9 GUIDE ASS`Y
"A"
"B"
Fig. 1-25 Lever #9 Guide Ass’y Removal
1-2-20 FE Head Removal
1) Remove the screw Œ.
2) Lift the FE Head ´.
ŒFE HEAD
Fig. 1-26 FE Head Removal
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16
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1-2-21 ACE Head Removal
1) Pull out the FPC from connector of ACE Head
Ass’y ´.
2) Remove the screw Œ.
3) Lift the ACE Head Ass’y ´.
ŒSCREW
´ HEAD ACE ASS`Y
1-2-22 Slider S, T Ass’y Removal
1) Move the Slider S, T Ass’y Œ, ´to slot, and then
lift it to remove. (Refer to arrow)
ŒSLIDER S ASS`Y
´SLIDER T ASS`Y
Fig. 1-27 ACE Head Removal
Fig. 1-28 Slider S, T Ass’y Removal
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17
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1-2-23
Plate Ground Deck, Cylinder Ass’y Removal
1) Remove the 3 Screws Œ.
2) Lift the Plate Ground Deck ´.
3) Lift the Cylinder Ass’y ˇ.
Assembly :
1) Match the 3 holes in the bottom of Cylinder ass'y
ˇto the 3 holes of Main Base as attending not to
drop or knock the Cylinder ass'y ˇ.
2) Tighten the 1 Screw Œ.
3) Match the Plate Ground Deck ´ to the Hole of
Base Main.
4) Tighten the other 2 Screws Œ.
Note :
1) Take care not to touch the Cylinder Ass'y ˇand
the tape guide post at reinstalling.
2) When reinstalling, Don't push down too much on
Screw Driver.
Œ3 SCREWS
´PLATE GROUND DECK
ˇCYLINDER ASS'Y
Fig. 1-29 Plate Ground Deck, Cylinder Ass’y Removal
1-2-24 Belt Pulley Removal
1) Remove the Belt Pulley Œ.
Note : Take extreme care not to get grease on Belt
Pulley Πat assembling or reassembling.
ŒBELT PULLEY
Fig. 1-30 Belt Pulley Removal
1-2-25 Level Head Cleaner Ass’y Removal
1) Release the Hook Œ.
2) Lift the Lever Head Cleaner Ass’y
´.
ΠHOOK
´ LEVER HEAD CLEANER ASS'Y
SLEEVE-HEAD CLEANER
Fig. 1-31 Level Head Cleaner Ass’y Removal
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18
–
1-2-26 Damper Capstan, Motor Capstan Ass’y
Removal
1) Remove the Damper Capstan Œin the direction
of arrow.
2) Remove the 3 Screws ´.
3) Remove the Motor Capstan Ass’y ˇ.
Assembly :
1) Match the 3 holes of Motor Capstan Ass’y ˇto
the 3 holes of Main Base. Be careful not to drop or
knock the Motor Capstan Ass'y ˇ.
2) Tighten the 3 Screws ´in the direction of arrow
as shown detail drawing.
3) Assemble the Damper Capstan Œ.
Note : After tightening screws, check if there is gap
between the head of screws and the top side of Main
Base. There should have no gap between the head of
screws and the top side of Main Base.
After reinstalling, adjusting the tape transport
system again.
B
C
A
´3 SCREWS
ŒDAMPER CAPSTAN
ˇMOTOR CAPSTAN ASS'Y
1-2-27 How to Eject the Cassette Tape
(If the unit does not operate on condition that is
inserted into housing ass’y)
1) Turn the Gear worm Œclockwise with screw
driver. (Refer to arrow)
(Other method : Remove the Screw of Motor Load
Ass'y, Separate the Motor Load Ass'y)
ŒGEAR WORM
Fig. 1-32 Damper Capstan,Motor Capstan Ass’y Removal
Fig. 1-33
2) When Slider S,T are approched in the position of
unloading, rotate holder Clutch counterclockwise
after inserting screw driver in the hole of frame's
bottom in order to wind the unwinded tape.
(Refer to Fig.1-34)
(If you rotate Gear Worm Πcontinuously when
tape is in state of unwinding, you may cause a
tape contamination by grease and tape damage.
Be sure to wind the unwinded tape in the state of
set horizently.)
3) Rotate Gear Worm Œclockwise using screw driver
again up to the state of eject mode and then pick
out the tape.(Refer to Fig.1-33)
FRAME
Fig. 1-34
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