Studer A727 Compact Disc Player Manuals

Manuals and User Guides for Studer A727 Compact Disc Player. We have 1 Studer A727 Compact Disc Player manual available for free PDF download: Operating And Service Instructions

Studer A727 Operating And Service Instructions (170 pages)

Professional Compact Disc Player

Brand: Studer | Category: CD Player | Size: 55.42 MB

Handling MOS Components
4
Safety and First Aid
6
First Aid
6
General
45
Control Elements
45
Pin Assignment
46
Line Outputs
46
XLR Sockets
46
Remote Control Sockets
46
Start-Up Procedure
47
Inserting the Compact Disc
47
Display Panel
47
Load
47
Primary Functions
48
Play
48
Forward
48
Pause
48
Secondary Functions
49
Index Scan
49
Previous
49
Elapsed Disc Time
49
Review Start
50
Review End
50
Phones
50
Cueing
50
Modulation Start
51
Fader Start
51
Varispeed
51
Options
52
A727 Monitor
52
Parallel Remote
52
Parallel Controller
53
Technical Appendix
54
Digital Outputs
54
Digital Data Format
54
Subframe
54
Aux
55
Audio Sample Word
55
Validity Flag
55
U-Channel
55
Setting the Program Switches
56
Care of the CD Play Mechanism
56
Decoder Board
56
Servo Board
56
Disassembly
57
General Information
57
Required Tools
57
Reassembly
57
Housing
58
Top Cover
58
Play Mechanism Cover
58
Control Panel
59
LC Display
59
Keyboard PCB
59
Headphones Socket
59
CD Play Mechanism
60
Replacing the CD Play Mechanism
60
CD Drawer
60
Drawer Motor
60
Electrical Assemblies
61
Transformer
61
Cannon Connector
62
Sync Board
62
Line Amplifier Board
62
LCD Board
63
Primary Fuse
63
Secondary Fuses
63
Bottom Cover
64
Monitor Board
64
Functional Description
65
Supply Voltage Control
66
Digital Signal Processing
66
Digital Filtering
67
Digital/Analog Conversion
67
Level Adjustment and Headphones Gain
67
Microprocessor System
68
Internal I/O Parts
68
Signal Processor
69
Disc Motor Control
69
Radial Control
69
External I/O Ports
69
Focus Control
70
Automatic Gain Control
70
Parallel Remote Control
70
Seial Remote Port
70
CD-Drive Board
71
Laser Current Control
71
RF Signal Amplification
71
Master/Slave Synchronization
72
Start on Modulation
72
Alignment
73
Required Measuring Instruments
73
Test Points
74
Preparatoy Steps
74
Alignments
77
Checking the Optical Laser System
77
Correcting the Optical Laser System
77
Adjusting the Laser Current
78
Height Adjustment of the Disc Motor
78
Radial Offset Alignment
78
Aligning the Power Amplifier of the Radial Control
78
Adjusting the Output Level of the LINE Amplifier
79
Measuring the Audio Data
80
Harmonic Distortion
80
Output Level and Channel Balance
80
Frequency Response
80
Signal-To-Noise Ration
81
Phase Linearity
81

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Studer A727 Operating And Service Instructions (170 pages)

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