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SVT-RA168
Sony SVT-RA168 Manuals
Manuals and User Guides for Sony SVT-RA168. We have
2
Sony SVT-RA168 manuals available for free PDF download: Service Manual, Specifications
Sony SVT-RA168 Service Manual (100 pages)
TIME LAPSE VIDEOCASSETTE RECORDER
Brand:
Sony
| Category:
Measuring Instruments
| Size: 4.9 MB
Table of Contents
Table of Contents
5
Manual Structure
9
Purpose of this Manual
9
Related Manuals
9
Contents
10
Service Overview
11
Maintenance Table on the Monitor Screen
11
Removal of Cabinet, Mechanism Unit, and Main Board
13
Removing the Cabinet Parts
13
Removing the Mechanism Main Unit and the CP-1 PWB Assembly
14
Temporarily Setting up and Connecting CP-1 PWB Assembly
15
Installation of the Front Panel
15
Circuit Board Locations
16
Lithium Battery for Backup
16
Mechanical Adjustments
17
Maintaining and Checking the Mechanism
17
Regular Checks and Maintenance Items
17
-1-1. Regular Checks
18
Regular Checks
18
Service Tools and Cleaning
19
Service Tools
19
Cleaning
20
An Overview of the Mechanism
21
Cassette Mechanism Assembly
21
Names of the Main Parts
21
Band Brake Assembly
22
BT Lever Assembly
22
Cleaner Roller Assembly
22
Full Erase Head
22
Guide Roller Assembly
22
S Incline Mounting Assembly
22
T Incline Mounting Assembly
22
Topview
22
Underside
23
An Overview of the Mechanism Modes
24
Mechanism Mode Switching Table
24
How to Check the Mechanism Mode Position
25
Movement Check List for the Main Parts of the Mechanism
25
Self-Diagnosis Display
25
Disassembling the Main Parts of the Mechanism
26
How to Make the Mechanism Move
26
Operating the Loading Motor by the Manual Method
26
ACE Head
27
Making the Mechanism Move Using the Manual Method
27
Mechanism Unit
27
Cassette Drive Mechanism
28
Cassette Drive Gear
28
Cassette Mechanism Assembly
28
Door Opener, under Frame and Stand L
29
Start Rack Gear and Front Rack Gear
29
Cleaner Roller Assembly
30
Cylinder (Drum)
31
Cylinder (Drum) Motor, Upper Cylinder Assembly
31
Cylinder Mounting
32
FE Head and ACE Head
33
Audio R/P Head Assembly (ACE Head)
33
Full Erase Head
33
Capstan Motor
34
Capstan Brake Assembly
35
Loading Motor Assembly and Worm Gear Assembly
35
Pinch Roller Pressur Mechanism
36
Pinch Lift Mounting 2
36
Pinch Roller Lever Assembly
36
Pinch Cam Gear
37
Pinch Lift Cam
37
Pinch Lift Cam and Pinch Cam Gear
37
BT Lever Assembly
38
L Guide Act Lever Assembly, Load Lever Assembly and Stopper Lever Assembly
38
Reel Drive Mechanism
39
Clutch Change Lever
39
Clutch Mounting Assembly
39
Friction Gear Assembly
39
Reel Belt
39
T Reel Gear
40
Brakes
41
Brake Control Lever and Brake Act Lever Assembly
41
S Brake Assembly, T Brake Assembly, T Brake Act Slide
41
S Brake Act Slide and BT Spring Lever Assembly
42
Guides
43
Guide Roller Assembly
43
S and T Incline Mounting Assemblies
43
Wheel Gear 2, Main Cam and OPT Pinch Relay Gear
44
Crescent Slide
44
Main Cam
44
Crescent Slide
45
S Load Gear, T Load Gear, S Load Lever Assembly and T Load Lever Assembly
46
Tape Sensors, Reel Sensor and EP SW Lever
47
Reel Sensor
47
Tape Top Sensor and Tape End Sensor
47
EP Switch Lever
48
Mechanism Checks and Adjustments
49
Reel Table Torque Check
49
Adjusting the BT Lever Assembly Position and Checking the Back Tension Torque in Play Mode
50
BT Lever Pole Position Adjustment
50
Checking the Back Tension Torque Play Mode
50
Tape Path Adjustment
50
Adjustment Procedure
51
Guide Roller Height Adjustment
52
Checking after Adjustment
54
Test Points for Tape Path Adjustment
54
Electrical Adjustments
55
Servo Circuit Adjustment
55
Location of Adjustment Points
55
Test Equipment and Standards Required
55
Play Tracking Confirm and Adj
56
Switching Position Adj
56
Slow Tracking Confirm and Adj
57
Video Circuit Adjustment
58
Comb Filter Adj
58
Delay Level Adj
58
Test Equipment and Standards Required
58
Spare Parts
59
Notes on Repair Parts
59
Exploded Views
60
Electrical Parts List
67
Semiconductors
79
Block Diagrams
81
Overall Wiring
81
Mechanism Connection
82
Audio Circuit
83
Video Circuit
84
System Control & Servo Circuit
85
Schematic Diagrams
87
Board (Option Board for SVT-RS100)
87
IC002 Interface MPU Pin Function Table
87
Board (VA-A)
88
Video Circuit Waveforms
90
IC301 System Control, Timer, OSC & Servo MPU Pin Function Table
90
Board (SY-A)
91
Servo Circuit Waveforms
92
Display (FLD) Grid/Anode Assignment Drawing & Table
92
Board
93
Board
94
Board
95
Board
96
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Sony SVT-RA168 Specifications (4 pages)
Time-Lapse Videocassette Recorder
Brand:
Sony
| Category:
VCR
| Size: 0.18 MB
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