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OTARI Manuals
Recording Equipment
MTR-10II Series
Operation and maintenance manual
OTARI MTR-10II Series Operation And Maintenance Manual
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Interface manual
(22 pages)
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Table Of Contents
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Contents
Table of Contents
Bookmarks
Table of Contents
Safety Instructions
Table of Contents
Important Notice
Newly Added Operation with PB-4GEA Master CPU PCB Assembly
Brake Stopper Kit Parts List
Brake Stopper Kit Installation
Brake Stopper Kit Adjustment
Using this Manual
Model List
Section 1: Introduction
Product Overview
Otari Mtr-10 and Mtr-12 Series Master Production Recorders
Product View
Reference Photographs
Control Panel View
Tape Transport Controls View
2-Channel Rear Panel Connectors
Auto Locator View
Remote Control Box View
Inspection
Section 2: Installation
Transport Panel Release Lever
Function Selection on Master CPU PCB Assembly
Connections
Line Input and Line Output
XLR Cable Wiring for Audio Connections
Interconnect Cable for Optional Auto Locator
Audio, Power and External Control/Sync Connections
Interconnect Cable for Optional Remote Control Box
Remote Mode Switching for Noise Reduction Equipment
Parellel I/O Connector
Noise Reduction Connector Pin Assignment
AC Power Connection
Controls and Indicators: Quick Reference Guide
Section 3: Functional Checkout and Basic Operation
General
Transport Features
Audio/Monitor Control Panel, Card Cage and Power Supply Features
Power Supply Indicators
Speed Switch
Forward Button, Rewind Button
Stop/Load Button
Play Button
Record Button
Edit/Unload Button
Speed Mode Switch
Pitch Control
Cue Button
Cue Lever
Tape Time Display/Tape Timer Reset Button
Search Zero Button
Tape Speed Display
"Ips - %" Button
End of Tape (Safety) Switch
Input Level Controls
Output Level Controls
SRL Buttons and Indicators
VU Meters
Record Mode Switches (Ready/Safe) and Record Mode Indicators
Test OSC Switch and EXT OSC Jack
Monitor Selector Buttons
Phones Jack
LF COMP Switches
Master Bias Switch
REF FLUX Switch and REF FLUX Indicators
Capstan Lock Indicator
Test Switch and CPU Condition (Run) Indicator
Functional Checkout
Reel Installation
Reel Clamp Installation for Small and Large Reels
Checking Tension Compensation for Tape Width
Powering up
Loading Tape on the Transport
Tape Threading Diagram
The Tape Speed and Record/Play Equalization Selectors
Normal Play Mode
Reverse Play Mode
Fast Winding Modes
Spooling Mode
Shuttle Cue Mode
Fast Cue Mode
Edit/Unload
Speed Mode Selection
Search to Zero
Remote Control Box (Remote Box) Functional Checkout
The Auto Locator
Audio/Monitor Control Function (Including Record) Checkout
Record Mode
Input Mode
Sel-Rep Mode
Individual Channel Output Selection (Audio Monitor)
Input and Output Level Controls
Repro (Play) Mode
Section 4: Audio Alignment
General Description
Front Panel Controls on the Audio
Demagnetizing the Heads and Tape Guidance Path
Cleaning the Tape Path
Audio Circuit Board Preliminary Alignment (Occasional)
Important Note Regarding Level Measurements
Repro (and SEL-REP) Alignment
Repro and Record Head Azimuth Adjustment Screws
Record Aligmnent
Bias Adjustment
Removal of the Head Assembly Rear Cover
Head Assembly Circuit Board Bias Test Points
Record Level Adjustment
Record Equalization Adjustment
Phase Compensation
Time Code Module Alignment
Low Frequency Compensation (LF Comp)
Head Alignment
Azimuth Adjustment and Head Height Adjustment
Reproduct Alignment
Output Level Alignment
Record Alignment
Reproduce Level Adjustment
Bias Adjustment
Input Level Adjustment
LED Threshold Adjustment
Fine Adjustment of Delay Time
Head Geometry
Access to the Undeside of the Transport Deck Plate
Section 5: Transport Alignment
General Description
Capstan Pinch Roller Solenoid Travel (and Pressure)
Measuring Pinch Roller Tension
Brake Torque
Brake Tension Measurement Using a Spring Scale
Spring Retaining Bracket for Brake Tension Adjustment
Reel Turntable Height
Tape Lifters
Supply and Takeup Reel Tension and Speed Adjustments
Takeup Reel Tension
Zero Search Slow Speed Crawl
Past Wind Speed
Reel Control Board Internal Adjustments and Test Points
Tachometer Phase
Correct Tachometer Output in Play Mode
Test Points on Reel Control PCB for Tach Phase Check
Reverse Play Speed and Reel Motor Drive Amplifier (MDA) Gain
Counter Tachometer Board on Underside of Transport
Capstan Control Board (D)
Capstan Gain
Capstan Damping
Capstan Control Board Check Points and Adjustments
External Sync Input Calibration
Cue Lever Offset and Maximum Speed
Operation
Recording Initial Tracks
General
Playback of Initial Tracks
Rel-Rep Recording (Overdubbing)
Sel-Rep Recording (Punch-Ins)
Rehearsal of Overdubs on Punch-Ins
Hand Spooling
Dump Edit
Spooling Mode
Use of Variable Speed Mode
Use of an External Speed Reference
Using SMPTE Synchronization And/Or Location Control
Connecting a Synchronizer to the Unit
General
Interface of the Otari Mtr-I0 to the Btx Shadow
Adding a Diode to Transport Control Board for Mute/Unmute Operation
Interface of the Unit to Audio Kinetics "Q-Lock" SMTE Synchronizers
Interface of the Otari Mtr-I0 to Audio
Interface of the Unit to Adams-Smith 2600 SMPTE Synchronizers
Interface of the Otari Mtr-10 to Adams-Smith 2600
Parallel I/O Connector Assignment
Time Code Unit Description
Ready/Safe Switch
Monitor Mode Select Switch
Specification for Time Code Version
Auto Locator Installation
Section 7: Auto Locator
General
Tape Time
Auto Locator Controls and Indicators
Locate Time
Keyboard Numerals
Shift Left and Shift Right
Conventional Store/Recall/Search Vs. Direct Store/Search
Conventional Memory Store
Load
Direct Memory Store
Clearing (Zeroing) a Memory
Search Zero
Conventional Memory Recall and Search
Direct Memory Search
Shuttle
Auto Rewind
Transport Controls
Examples of Auto Locator Operation
Clearing a Direct Store Memory
"Illegal" Commands
Overbridge Conversion Kit/Standard Console Conversion Kit
Full Track Conversion Head Assembly
DIN Track Conversion Head Assembly
Section 8: Field Conversions
Parts Kit for Modification of 1/2" Model into 1/4" Model
MODIFICATION for LOW SPEED OPERATION (3.75, 7.5, 15 Ips)
Audio Boards
Component Changes on Audio Boards for Low Speed Operation
Unit with Overbridge Installed View
Parts Kit for Center Track Conversion
Record/Reproduct Electronics - General Information
Repro Head and Electronics
Section 9: Circuit Description
Audio Output Stage
Record Electronics
Bias/Erase Circuitry and Timing
Master CPU: Board "B"
Transport Control: Board "A"
Reel Control: Board "C"
Capstan Control: Board "D"
Removing and Reinserting Printed Circuit Boards
Section 10: Maintenance
General
Reel Motor Replacement
Brake Pad Replacement
Meter or Meter Lamp Replacement
Capstan Pinch Roller Removal and Replacement
Takeup Roller Guide Removal and Replacement
Takeup Roller Guide Disassembly
Impedance Roller (Supply Reel Roller) Removal and Replacement
Tachometer Roller Removal and Replacement
Cleaning and Lubrication
Reel Motor Drive Circuit Boards Removal and Replacement
Safety Shut-Off Switch Assembly Removal and Replacement
Swing Arm Assembly Removal and Replacement
Capstan Motor Removal and Replacement
Tape Transport Data
Section 11: Specifications
Electronics
Physical Data
Accessories
Parts Lists and PCB Assemblies
Parts Lists and Exploded View Drawings
Electrical Diagrams
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Otari Mtr-10 and Mtr-12 Series Master Production Recorders
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Parts No. 053-088
lflOfj[j]H
MTR-10 II and 1211
SERIES PRODUCTION TAPE RECORDERS
OPERATION AND MAINTENANCE MANUAL
M
TR-l O-C
Over bridge Model
Edition No.6
Printed:
May
1989
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Mtr-12ii series
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