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JU-323
Panasonic JU-323 Manuals
Manuals and User Guides for Panasonic JU-323. We have
1
Panasonic JU-323 manual available for free PDF download: Service Manual
Panasonic JU-323 Service Manual (24 pages)
Micro Floppy Disk Drive
Brand:
Panasonic
| Category:
Floppy Disk Drive
| Size: 1.74 MB
Table of Contents
Table of Contents
2
1 General Description of Maintenance and Maintenance Equipment
3
Alignment Diskette
3
Exerciser
3
Special Tools
3
2 Diagnostic Procedures
4
Introduction
4
Soft Error Detection and Correction
4
Write Error
4
Read Error
4
Seek Error
4
Compatibility Error
4
3 Troubleshooting Flow
5
Troubleshooting Procedure
5
Troubleshooting Flow
6
Troubleshooting Table
6
Adjustments and Checks
7
Motor Speed Check
7
Write Protect Check
7
Head Amplitude Check
7
Modulation and Resolution Check
7
Radial Alignment
8
Azimuth Check
10
Index Burst Check
10
Track 00 Sensor Adjustment
11
Limiter Adjustment
11
4 Asymmetry Check and Adjustment
11
Test Point
12
5 Removals and Installations
13
Cover Removal and Installation
13
Mounting Bracket Removal and Installation
13
Front Panel and Eject Button Removal and Installation
13
Holder Assembly Removal and Installation
13
Write Protect Assembly Removal and Installation
13
Head Stepper Motor Assembly Removal and Installation
13
Head and Stepper Motor Removal and Installation
14
Eject Lever Removal and Installation
15
Control Printed Circuit Board Removal and Installation
15
Drive Motor Removal and Installation
15
Exploded View-1
16
Exploded View-2
17
Replacement Parts List of Basic Model
18
Replacement Parts List of Basic Model
19
Schematic Diagram of Control Board
21
Schematic Diagram of Drive Motor
22
Circuit Board of Drive Motor
22
Circuit Board of Control Board
23
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