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Classe Audio Delta Series User Manual
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Classé Audio Inc
5070 Francois Cusson
Lachine, Quebec, Canada
H8T 1B3
Tel: (514) 636-6384
Fax: (514)
636-1428
www.classeaudio.com
Service Manual
v1.4
___________________________
________________
Delta-Series Amplifiers:
CA 2100 Stereo Amplifier
CAP 2100 Integrated Stereo Amplifier
___________________________________________
CA(P)2100 AMP Service Manual v1.4 inc voltage
change info .doc
Page 1 of 50
2
Table of Contents
Table of Contents
2
Pcb List
5
Testing Procedures
6
Production Testing
6
Start-Up Testing (Complete Amplifier)
6
Final Testing
7
Programming Procedures
8
Production
8
Aux Power Supplies and Capacitor Boards
9
Ca2100
9
Testing the Aux Power Supply Board (B3A5Xr02)
9
Testing Capacitor Board (B3A1Xr00)
9
Cap2100
10
Testing the Input Board (B3F1Xr04)
10
Testing the Aux Power Supply Board (B3F2Xr04)
10
Testing Capacitor Board (B3F3Xr00)
11
Sensor / Control Board
12
Calibrating the Sensor / Control Board (Pcb B3B1Xr04)
12
Testing the Sensor / Control Board (Pcb B3B1Xr04)
12
Ac Boards
13
Testing the Ac-Sensor Board (Pcb B3A7Xr00)
13
Testing and Calibrating the Ac-Control Board (Pcb B3B3Xr02)
13
Testing the Complete Control Assembly
14
Rs-232 Setup
14
Factory Data
14
Ac Power Check
15
Sensor /Control Module Check 1
16
Power-Up Sequence Check
16
Front Panel Check
16
Input Type Selection
17
Amp-Number Selection
17
Mute Function
17
Timer Function
17
Fault Logging Function
17
Sensor /Control Module Check 2
18
DC-Protection Check
18
Trigger Function Check
18
Ir Function Check
18
Testing the Main Amp Plug-In Board
19
B3B6XR04 (Modified for CA2100/CAP2100)
19
Testing the Heatsink
20
Preliminary Bias Adjustment
20
Output DC Offsets
20
Signal Pass-Through and Oscillation Check
21
Bias Re-Trim after Warm-Up
21
Heatsink Burn-In and Bias Re-Adjustment
21
Bias Confirmation after Burn-In
21
Start-Up Testing (Complete Amplifier)
22
Checklist
22
Basic Checks
22
50/100 Ohm Check
23
Ca2100 Aux Power Supply
24
Cap2100 Aux Power Supply
25
Current Sensor Zero Calibration Check
26
Main and Mosfet Power Supplies Main Plug - in Board Rails
26
Bias Check
26
Output DC Offsets
26
Soft-Start and Bias Relays Check
26
Signal and Mute Check
26
Full Power & Oscillation Check
27
Current Sensor Calibration Check 2
27
Cap2100: Phono Board Detection and Gain Test
28
Listening for Noise
28
Pops and Whistles Check
28
Ca2100: Rs-232 Function Test
28
Cap2100: Rs-232 Function Test
29
Ca2100: DIM Levels Test
29
Cap2100: Display Brightness Levels Test
29
Button Function Test
30
Trigger Function Test
30
Ir Function Test
30
Ca2100 DC Protection Test
31
Cap2100 DC Protection Test
32
Short-Circuit Protection Test
32
Ca2100 Can-Bus Function Test
33
Cap2100 Can-Bus Function Test
33
Audio Precision Testing
34
Appendix A: Fuses
36
Internal
36
External
36
Appendix B: Ca2100 Rs-232 I
37
Commands Available at All Times
37
Factory Commands Available Only with a Password
39
Model Chart
39
Appendix B2: Cap2100 Rs-232 Interface
40
Rev 1.0
40
Data Format
40
Rev 1.91 (19 April 2004)
40
Command Structure
40
Command Strings
40
Nterface
40
Replies and Status
41
Off
41
Appendix D: Typical Specifications
43
Appendix E: Power-On Sequence
44
Appendix F: Modifications Checklist
45
Ca2100
45
Cap2100
46
Appendix G: Troubleshooting
49
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Classe Audio Delta Series Specifications
General
Brand
Classe Audio
Model
Delta Series
Category
Amplifier
Language
English
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