Revox B790 Manuals

Revox B790 Manuals

Manuals and User Guides for Revox B790. We have 3 Revox B790 manuals available for free PDF download: Service Manual

Revox B790 Service Manual

Revox B790 Service Manual (69 pages)

Brand: Revox | Category: Turntable | Size: 7 MB

Table of Contents

Contents
4
General
7
Operating Elements
7
Technical Data
9
Dimensions
11
Standard Version
11
Dismantling
13
Removal of Dust Cover
13
Removal of Platter
13
Removal of Chassis
13
Removal of Turntable Motor
14
Removal of Tonearm Support
14
Removal Tonearm Cover
14
Removal of Stylus
15
Removal of Operating Control Assembly
15
Replacement of Main Fuse
15
Re-Assembly
16
Mechanical Adjustments and Checks
17
Checking the Cartridge Position
17
How to Use Alignment Gauge
17
Corrective Measures in Case of Excessive Error
18
Adjustment of Maximum Arm Lowering
18
Adjustment of Tracking Force
19
Adjustment of Left-Hand and Right-Hand End Switches
19
Check Activation of Tonearm Position Switch
19
Circuit Description
21
Control Circuits for the Platter Motor
21
Reference Signal
21
Motor Control System
22
Control of the Digital Read-Out
23
External Commands
24
Adjustments in the Motor Control Electronics
24
Tonearm Follow-Up
25
Functional Check of the Tonearm
28
Electrical Adjustments and Checks
29
Test Equipment and Service Aids
29
Adjusting the Sensitivity of the Photo Sensor
29
Alignment Disk
29
Alignment Procedure When Using the Disc WST-1-A
30
Alignment Procedure When Using the Alignment Gauge No. 256124
30
Adjusting the Tachometric Feedback
31
Functional Check
31
Contents Set of Schematics
33
Block Diagram/Ton Arm Electronic
35
Block Diagram/Turntable Drive
36
Power Supply Unit
38
Arm Electronic Board
41
Motor Control Diagrams
46
Motor Control Board
48
Pickup Support
54
Support Board
55
Detector Board
55
Connector Board ED 1
56
Connector Board ED 2
57
Accessories
68

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Revox B790 Service Manual

Revox B790 Service Manual (67 pages)

Brand: Revox | Category: Turntable | Size: 7 MB

Table of Contents

Revox B790 Service Manual

Revox B790 Service Manual (68 pages)

Brand: Revox | Category: Turntable | Size: 7 MB

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