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TC-854-4
Sony TC-854-4 Manuals
Manuals and User Guides for Sony TC-854-4. We have
1
Sony TC-854-4 manual available for free PDF download: Service Manual
Sony TC-854-4 Service Manual (71 pages)
Brand:
Sony
| Category:
Tape Deck
| Size: 12.56 MB
Table of Contents
Specifications
1
Table of Contents
2
Schematic Diagram
3
Mounting Diagram
4
SYNC Monitor Circuit Board
4
REC Mode Switch Circuit Board
4
PB AMP Circuit Board
5
REC AMP Circuit Board
5
BIAS OSC Circuit Board
6
ERASE Dummy Coil Circuit Board
6
Exploded View
7
AMP Circuit Board View
7
Electrical Adjsutments/Measurements
8
Electrical Parts List
8
Sync Monitor Amp
8
Supplement
9
Outline
11
Block Diagram
11
System Control Circuit
11
Capstan Servo Control Circuit
12
Audio Amp and Bias Osc Circuit
13
General
14
Solenoid Operations
14
Technical Features
14
Flip Flop Circuit
14
SHUT off Stage
15
Ats
15
APS ATS Circuit
15
Aps
15
To Rewind
16
To Stop and Play
16
APS and ATS Circuit
16
Capstan Servo Control Stage
17
Wave Forms and Voltages
18
Electromagnetic Braking
18
Major Parts Locations
20
Cabinet Front View
20
Jack Panel
20
Disassembly
21
Reel Panel Removal
21
Amp Panel Removal
21
Chassis Front View
21
Adjustment Procedures
22
Mechanical Adjustments
22
Brake Adjustment
22
Brake Torque Adjustment
22
Pinch Roller Pressure Adjustment
23
Back Tension Adjustment
23
Tape Path Adjustment
23
Electrical Adjustments
24
Equipment Required
24
Equipment Connections
24
Playback Head Azimuth Adjustment
24
Playback Equalizer Adjustment
25
Level Meter Calibration
25
Switch/Control Setting
25
Adjusting Parts Location
25
Record Head Azimuth Adjustment
26
Recording Bias Adjustment
26
Erase Dummy Coil Adjustment
27
Trap Coil Adjustment
27
Recording Level Adjustment
28
Record Equalizer Adjustment
28
Playback Signal-To-Noise Ratio Measurement
29
Overall Signal-To-Noise Ratio Measurement
30
Overall Distortion Measurement
30
Erase Ratio Measurement
32
Diagrams
32
Level Diagrams
32
Cross-Talk Measurement
32
PB Amp
33
Conductor Side
33
Rec Mode Switch
37
Tape Speed Switch
38
Mechanical Chassis
39
Head Connection
40
Erase Head Dummy Coil
40
Resistor Terminal
40
System Control
41
Shut-Off
42
Aps & Ats
42
Capstan Servo Control
43
Cabinet Top View
44
Tape Transport Mechanism View
45
Head Deck Top View
46
Chassis Top View
47
Control Panel View
51
Rec Amp Circuit Front L-CH
61
Rec Amp Circuit Front R-CH
61
Rec Amp Circuit Rear L-CH
61
Pb Amp Circuit Front
62
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