Dual 721 Manuals

Dual 721 Manuals

Manuals and User Guides for Dual 721. We have 4 Dual 721 manuals available for free PDF download: Service Manual, Operating Instructions Manual

Dual 721 Service Manual

Dual 721 Service Manual (25 pages)

Brand: Dual | Category: Turntable | Size: 3.25 MB

Table of Contents

Specification
2
Circuit Diagram
3
Table of Contents
5
Dual EDS 1000-2 Electronic Direct Drive System
6
Description of Function
8
Speed Regulation
9
Assembly I Nstructions for Dual EDS 1000-2
10
Stroboscope
10
Pitch Control
11
Adjustment of Nominal Speeds
11
Tonearm and Tonearm Suspension
12
Removal of Tonearm from Bearing Frame
12
Removal of Tonearm Assembly Vvith Tonearm Bearing
12
Replacement of Spring Housing
13
Adjustment of Tonearm Suspension
13
Vertical Tonearm Control
13
Antiskating Control
13
Tonearm Control
14
Cue Control
14
Replacement of Cue Control Assembly
14
Starting
15
Manual Start
16
Stopping
16
Muli Ng Switch
16
Continuous Play
16
Pick-Up Head Not Parallel to Platter
16
Shut-Off
17
Stylus Slips out of Playing Groove
17
Tonearm Does Not Set down at the Edge of the Record
18
Tonearm Does Not Set down or Lowers Onto Record too Quickly
18
Vertical Movement of Tonearm Dragging
18
Tonearm Returns to Rest Immediately
18
Tonearm Moves with Dials in Zero Position
18
During Automatic Operation of Tonearm Disturbing Noises Are Perceptible
18
Motor Does Not Shut-Off
18
Acoustic Feedback
18
Pick-Up Connection Diagram
19
Spare Parts
20
Exploded View - Parts above Chassis
21
Exploded View - Parts below Chassis
22
Spare Parts
23
Lubricating I Nstructions
25

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Dual 721 Service Manual

Dual 721 Service Manual (25 pages)

Brand: Dual | Category: Turntable | Size: 1.24 MB

Table of Contents

Table of Contents
4
Qual EDS 1000-2 Electronic Direct Drive System
5
Stylus Slips out of Playing Groove
6
Description of Function
7
Speed Regulation
8
Stroboscope
9
Pitch Control
10
Tonearm and Tonearm Suspension
11
Removal of Tonearm from Bearing Frame
11
Removal of Tonearm Assembly with Tonearm Bearing
11
Replacement of Spring Housing
12
Adjustment of Tonearm Suspension
12
Vertical Tonearm Control
12
Antiskating Control
12
Tonearm Control
13
Cue Control
13
Replacement of Cue Control Assembly
13
Starting
14
Manual Start
15
Stopping
15
Muting Switch
15
Continuous Play
15
Pick-Up Head Not Parallel to Platter
15
Shut-Off
16
Tonearm Does Not Set down at the Edge of the Record
17
Tonearm Does Not Set down or Lowers Onto Record too Quickly
17
Vertical Movement of Tonearm Dragging
17
Tonearm Returns to Rest Immediately
17
Tonearm Moves with Dials in Zero Position
17
During Automatic Operation of Tonearm Disturbing Noises Are Perceptible
17
Motor Does Not Shut-Off
17
Acoustic Feedback
17
Pick-Up Connection Diagram
18
Replacement Parts
19
Spare Parts
19
Exploded View - Parts above Chassis
20
Exploded View - Parts below Chassis
21
Spare Parts
22
Lubricating Instructions
24

Dual 721 Operating Instructions Manual

Dual 721 Operating Instructions Manual (23 pages)

Brand: Dual | Category: Turntable | Size: 1.6 MB

Table of Contents

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Dual 721 Operating Instructions Manual

Dual 721 Operating Instructions Manual (20 pages)

Brand: Dual | Category: Turntable | Size: 0.92 MB

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