Studer A730 Manuals

Manuals and User Guides for Studer A730. We have 1 Studer A730 manual available for free PDF download: Operating And Service Instructions

Studer A730 Operating And Service Instructions (192 pages)

Brand: Studer | Category: CD Player | Size: 61.89 MB

Handling MOS Components
4
Safety and First Aid
5
Contents
51
Operating Instructions
51
Start-Up Procedure
52
Installation
52
Insert Compact Disc
52
Controls and Indicators
53
Connector Panel
53
Display
53
Plug Wiring
54
Line Outputs
54
Cinch Sockets
54
Remote Control Connections
54
Parallel Remote
55
Auxiliary
55
Operating
56
Description of Controls
57
Function Selection Keys
57
Input Functions
57
Memory Keys
58
CD Drive Keys
58
Auxiliary Functions
58
Fast Dial
58
Lid
59
Headphones Socket Phones
59
Loudspeaker
59
Varispeed
59
Display the Number of Tracks and Playing Time of the Disc
60
Play Complete Disc/Play Consecutive Tracks
60
Play Single Track
60
Enter Random Starting Point Via Keyboard
60
Store Cue Points in Cue 1, Cue 2 and Cue 3
61
Select Stored Cue Point
61
Search for Start Point with Cue Wheel
61
Correct the Cue Point
62
Copy Cue Point/Erase Cue Point
62
Select Loop Mode
62
Select Sequence Mode
62
Additional Modes of Operation
63
Line Output Options
63
End of Modulation/Change Elapsed Time Display
63
Fader Play/Remote Control Operation and Keyboad Activated
63
Parallel Controller
64
Technical Appendix
65
Brief Description, Serial Interface RS232
65
Brief Description, Serial Interface SMPTE/EBU Bus
66
Digital Output
67
Digital Data Flow
67
Digital Data Format
67
SYNC Preamble
67
Coding
68
Organization of Data in the "C" Channel
68
Data Organisation on the "U" Channel
69
Disassembly Instructions
71
Tools for Disassembly
71
Reassembly
71
Front Panel
72
Electrical Assemblies Front Panel
73
Servo Board
73
Keyboard
73
Cue Wheel Encoder
74
Switch Board
74
CD-ROM Drive
75
Housing
76
Mains Voltage Selector
76
Primary Fuses
76
Secondary Fuses
76
Electrical Assemblies Housing
77
Line Amplifier
77
Main Board
78
Mains Connection Module
79
Transformer
79
Functional Description A730
80
Main Board Description
81
Supply Voltage Control Description
81
Processor Systems Description
82
Digital Signal Processing Description
83
Digital Filtering
83
Digital/Analogue Conversion
84
Level Setting of Variable Outputs and Headphones
84
Parallel Remote Control
85
Serial Interface
85
Modulation Start
86
WCLK Generation
86
Clock Generation with PLL (for Varispeed) or Quartz
86
Servo Board Description
87
Laser Current Control
87
HF Signal Pre-Amplification
88
Signal Processor
88
Focus Control
88
Radial Control
89
Automatic Gain Control
89
Disc Motor Control
89
Locking of the Compartment Cover
89
Keyboard Elements
90
Keyboard Scanning
90
Cue Wheel
90
LED Display
90
Alignment Instructions
91
Required Measurement Equipment
91
Test Points
92
Basic Adjustment of the Unit
93
Laser Alignment
93
Radial Offset Alignment
93
Focus Offset Alignment/Drive Motor Alignment
93
Measuring the Audio Data
94
Output Level and Channel Balance
94
Frequency Response/Signal-To-Noise Ratio, Linear/Weighted
94
Distortion Factor/Crosstalk
94
Hardware Compatibility List
95
Testing Different Operations of the Unit
95
Testing the Search Facility
95
Checking the Sensitivity to Dropouts
95
Abbreviations for Components
142
Code Letters and Colors
142
Resistors/Capacitors
142
Molded RF Coils
142
Filtler Capacitors for IC Supply on Main Board
143
Signal Designations
143
Block Diagram and Circuit Diagrams
145
Inter-Connection Chart
147
Mains-Transformer Diagram
149
Main Board - Power Supply Section Diagram
151
Main Board - Control Processor Section Diagram
152
Main Board - Servo Processor Section Diagram
153
Main Board - I/O Section Diagram
154
Main Board - Decoder/Modulator Detector Section Diagram
155
Main Board - Analogue Section Diagram
156
Main Board - Pll/System Clock Section Diagram
157
Main Board - RS422, Rs232/Connector Section Diagram
158
Main Board - Remote/Impulse/Wclk Section Diagram
159
Main Board Diagram
160
Main Board Parts List
161
Servo Board Diagram
163
Keyboard Diagram
165
Keyboard Parts List
167
Line Amplifier with Transformer Diagram
168
Line Amplifier - Transformerless, Diagram
170
Cinch Board Diagram
172
Switch Board Diagram
174
Parallel Remote - Remote Board Diagram
176
Parallel Controller - Controller Board Diagram
178
Parallel Controller - Keyboard Diagram
180
Spare Parts
183
Exploded View
184
Technical Data
188
Dimensions
189

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