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L-100-2
Hammond Organ L-100-2 Manuals
Manuals and User Guides for Hammond Organ L-100-2. We have
2
Hammond Organ L-100-2 manuals available for free PDF download: Service Manual
Hammond Organ L-100-2 Service Manual (87 pages)
Brand:
Hammond Organ
| Category:
Musical Instrument
| Size: 37 MB
Table of Contents
Table of Contents
3
How the Organ Operates
7
General
7
Tone Source
7
Motor and Power Switch
8
Tone Generator
8
Manuals
11
Harmonic Drawbars
13
Pedal Drawbar
13
Pedal Keyboard
13
Expression Pedal
14
Control Tabs
14
Preset Tabs
14
Vibrato Tabs
14
Reverberation and Volume Soft Tabs
14
Percussion Control Tabs
14
L-100A Preset Percussion Unit
14
L-100-1 Six-Voice Percussion Feature
15
External Equipment
16
Extension Speakers
16
External Sound Source
16
Earphones
16
Theory of Operation
17
General
17
Pre-Amplifiers
17
Vibrato Phase Shift Amplifier
17
Percussion Amplifier
18
Reverberation and Power Amplifier
19
Power Supply
19
L-100A Percussion Voicing Circuitry
19
L-100-1 Six-Voice Percussion Circuitry
21
Disassembly
24
General
24
Access
24
Upper Manual Key
24
Lower Manual Key
24
Drawbar Contact Spring
24
Drawbar, Drawbar Knobs or Drawbar Assembly
25
Upper Manual
25
Lower Manual
26
Generator
26
Motor
26
Pedal Keyboard
26
Swell Assembly
27
To Replace a Broken Tab
27
Pilot Light or Power Switch
27
Percussion Circuitry, L-100A
28
Six-Voice Percussion Circuitry, L-100-1
28
Practical Service Suggestions
29
General
29
Organ Performance Check
29
Equipment Required
29
Procedure
29
Vibrato
30
L-100A Percussion Performance Check
32
L-100-1 Six-Voice Percussion Performance Check and Troubleshooting
34
Diagrams
37
General
37
Interactive Schematic Instructions
37
L-Series Parts List
55
Overview
55
Changes from Source Document
55
Assembly List
56
Parts List
58
Modifications
81
Overview
81
Connecting a Leslie or Other External Speaker
81
Other Resources
82
Revised RH End-Panel Layout Template
82
Kon Zissis Chorus Depth Control
86
Kon Zissis Percussion Mod
86
Kon Zissis Treble Boost Mod
87
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Hammond Organ L-100-2 Service Manual (78 pages)
Brand:
Hammond Organ
| Category:
Musical Instrument
| Size: 5 MB
Table of Contents
Table of Contents
2
Introduction
5
Specifications
5
SECTION I - How the Organ Operates
5
General
6
Tone Source
6
Expression Pedal
6
Control Tabs
6
Preset Tabs
13
Vibrato Tabs
13
Percussion Control Tabs
13
L-100A Preset Percussion Unit
14
Selector Switch
14
Harmonic Busbar Switching and Reiteration Split
14
L-100-1 Six-Voice Percussion Feature
14
Location of Controls
14
Operation of Controls
14
External Equipment
16
Extension Speakers
16
External Sound Source
16
Earphones
16
SECTION II - Theory of Operation
17
Vibrato Phase Shift Amplifier
17
Percussion Amplifier
18
Reverberation and Power Amplifier
18
Power Supply
19
L-100A Percusion Voicing Circuitry
19
Mode Switch
19
Frequency Divider
20
Cymbal and Brush
20
Brush Keying
20
Cymbal Keying
20
Brush and Cymbal Amplification
20
Power Supply
20
L-100-1 Six-Voice Percussion Circuitry
20
Push-Button Circuits
21
Lower Manual Keying Circuits
21
Pedal Keying Circuit
21
Upper Manual Key
23
Lower Manual Key
23
Drawbar Contact Spring
23
Upper Manual
26
Lower Manual
26
L- 100-1 Six-Voice Percussion Performance Check and Troubleshooting
29
Output Level Adjustments
29
Programmed Voice Does Not Speak
29
All Percussion Voices Silent
29
Both Hiss Voices Silent
29
No Voice Response from Pedals
29
No Voice Response from Manual
29
No Percussion Output
29
Troubleshooting
29
Organ Does Not Play
30
Key Does Not Play or Harmonic Missing
30
SECTION V-Diagrams
31
General
31
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