Table Of Contents - Sony SVT-N72P Service Manual

Manual Structure
Purpose of this manual .............................................................................................. 5
Related manuals ......................................................................................................... 5
Contents ..................................................................................................................... 5
1. Service Overview
1-1. Maintenance Table on the Monitor Screen ................................................. 1-1
1-2. Removal of Cabinet, Mechanism Unit, and Main Board ............................ 1-3
1-3. Temporarily Setting Up and Connecting CP-1 PWB Assembly ................ 1-5
1-4. Installation of the Front Panel ..................................................................... 1-5
1-5. Circuit Board Locations .............................................................................. 1-6
1-6. Lithium Battery for Backup ........................................................................ 1-6
2. Mechanical Adjustments
1. Maintaining and Checking the Mechanism .................................................... 2-1
1-1.
1-2.
2. An Overview of the Mechanism ..................................................................... 2-5
2-1.
2-2.
3. Disassembling the Main Parts of the Mechanism ......................................... 2-10
3-1.
3-2.
SVT-N72P (E)

Table of Contents

1-2-1. Removing the Cabinet Parts ....................................................... 1-3
1-2-2. Removing the Mechanism Main Unit and
the CP-1 PWB Assembly ........................................................... 1-4
Regular Checks and Maintenance Items ............................................. 2-1
1-1-1. Regular Checks .......................................................................... 2-2
Service Tools and Cleaning ................................................................ 2-3
1-2-1. Service Tools .............................................................................. 2-3
1-2-2. Cleaning ..................................................................................... 2-4
Names of the Main Parts ..................................................................... 2-5
2-1-1. Cassette Mechanism Assembly .................................................. 2-5
2-1-2. Topview...................................................................................... 2-6
2-1-3. Underside ................................................................................... 2-7
An Overview of the Mechanism Modes ............................................. 2-8
2-2-1. Mechanism Mode Switching Table ........................................... 2-8
2-2-2. Movement Check List for the Main Parts of the Mechanism .... 2-9
2-2-3. How to Check the Mechanism Mode Position ........................... 2-9
2-2-4. Self-diagnosis Display ............................................................... 2-9
How to Make the Mechanism Move ................................................. 2-10
3-1-1. Operating the Loading Motor by the Manual Method ............. 2-10
3-1-2. Making the Mechanism Move Using the Manual Method ...... 2-11
Mechanism Unit ................................................................................ 2-11
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