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Dynamax Manuals
Measuring Instruments
CTR90 Series
Manual
Dynamax CTR90 Series Manual
Recorders & reproducers
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Rugged Construction
Mechanical Integrity
Performance Specifications
Table of Contents
Section VI Mechanical Parts Lists
Section VIII
List of Figures
Introduction
CTR90 Series Description
Models Available
Features
Dnr
Construction
Cartridge Technology Overview
Specifications
Tape Transport
Record/Reproduce Electronics
Physical
Subject to Change
SECTION Ll
Unpacking & Inspection
Warranty Registration
Installation Procedure
Mains Voltage Selection
Grounding
Audio Inputs & Outputs
Mains Fusing
Audio Output Impedance
Operational Setup
Logic Board Options
Meter Options
Remote Connector
Logic Ground
Accessories
Operation
Function Identification
Recording
Cartridge Preparation
Standard Vs. Elevated Operating Levels
Machine Preparation
Cartridge Recording
Recommended Overbiasing
Metering [Recorders Only]
Reproduction
Cue Tone Recording
FSK Recording
Fast Forward
Maintenance
Cleaning
Demagnetization
Mechanical Adjustments
Pinch Roller Alignment
Solenoid Plunger Adjustment
Solenoid Damping Adjustment
Head Alignment
Electronic Adjustments
Audio Reproduce Alignment
Cue Reproduce Alignment
Audio Record Alignment
Cue Record Alignment
Meter Alignment
Troubleshooting Guide
Testing & Handling of CMOS Devices
How to Use the Troubleshooting Guide
Helpful Hints
Solenoid
Motor
Lamps and Indicators
Miscellaneous Logic
Frequency Generation
Reproduce Audio
Cue Detect
Record
Meters
Record Set
Main Power Supply
Local Power Supplies
Block Diagram
Circuit Description
Theory of Operation
Display Board
Metering [Recorder Only]
Record Level Potentiometers [Recorder Only]
Real Time Timer
Status Indicators
Switch Panel Board
Frequency Generation
Master, Intermediate, and Reference Frequencies
Cartridge Sense
Motor Speed Control
Programmable Logic Array ( PAL)
PAL Output Logic Vs Operational Modes
PAL Inputs 8, Outputs
Cue Tone Selections
Clock Pulses
Logic Outputs
Lamp Drivers & Remote Tallies
Solenoid Drive
Meter Control
Reproduce Board
Head Input
Equalization & Level
Audio Mute
Audio Output
Cue Tone Detection
Meter Sources
Local Voltage Regulation
Record Board
Audio Inputs
Equalization
Non- Record Mute
Audio Bias Derivation / Dolby HX Pro
Head Driver
Cue Bias Derivation / Cue Tones
Meter Sources
Local Voltage Regulation
Power Module, Power Supply & Motor Driver Board
Mains Voltage Selection
Voltage Regulation
Phase Locked Loop Motor Drive
Timer Reference
Final Assembly
Top Assembly
Power Supply Module
Deck Assembly
Head Bridge Assembly
Electronic Assemblies Parts Lists
Distribution Board
Logic Board
Reproduce Board
Front Panel Assembly, Recorder
Front Panel Assembly, Reproducer
807-B0-400
807-D0-403
827-A0-412
827-A0-402
847-B0-400
857-B0-401
750-A0-440
Left Channel
Right Channel
Audio Enable
Timer Control
Record Enable
Frequency Generator
750-A0-412
Front Panel Operations
Fast Forward
Meter Switch
Remote Connector
Dynamic Noise Reduction
Record Board
Record Mode
Logic Board
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CTR90 Series Recorders & Reproducers
;TART
F Pe
e
«OP'
TER
SEC
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Table of Contents
Troubleshooting
Troubleshooting Guide
55
How To Use The Troubleshooting Guide
56
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