Crown k1 Manual Suplementario
K Series Service Manual
Rev. A
©1999 Crown International, Inc.
Table of Contents
IV
1.1 Introduction ...................................................................... 1-1
1.1.1 The K Series Amplifiers ........................................... 1-1
1.2 Warranty ........................................................................... 1-1
1.3 Repair Strategy ................................................................ 1-2
1.4 Service Procedure ........................................................... 1-2
1.3 Repair Strategy ................................................................ 1-2
1.4 Service Procedure ........................................................... 1-2
2.1 Performance .................................................................... 2-1
2.2 Controls ............................................................................ 2-1
2.3 Indicators ......................................................................... 2-1
2.4 Input/Output ..................................................................... 2-2
2.5 Output Signal ................................................................... 2-2
2.6 Protection ......................................................................... 2-2
2.7 Construction ..................................................................... 2-2
2.2 Controls ............................................................................ 2-1
2.3 Indicators ......................................................................... 2-1
2.4 Input/Output ..................................................................... 2-2
2.5 Output Signal ................................................................... 2-2
2.6 Protection ......................................................................... 2-2
2.7 Construction ..................................................................... 2-2
3.0 Overview .......................................................................... 3-1
3.1 Power Supplies ................................................................ 3-1
3.1 Power Supplies ................................................................ 3-1
3.1.1 Main Power Supply .................................................. 3-1
3.1.2 Low Voltage Supplies .............................................. 3-1
3.1.2 Low Voltage Supplies .............................................. 3-1
3.2 Input Stage ...................................................................... 3-2
3.3 DC Servo .......................................................................... 3-2
3.4 Sleep Circuit .................................................................... 3-2
3.5 Error Amp ......................................................................... 3-2
3.6 Modulator ......................................................................... 3-2
3.7 Triangle Generator ........................................................... 3-3
3.8 Proportional Vcc Generator ............................................. 3-3
3.9 Output .............................................................................. 3-3
3.10 Output Filter ................................................................... 3-3
3.11 Current Limiter ............................................................... 3-3
3.13 Overlap Correction and Adjustment .............................. 3-4
3.14 Display Circuitry ............................................................. 3-4
3.15 Control Circuitry ............................................................. 3-4
3.16 Crowbar Circuitry ........................................................... 3-5
3.3 DC Servo .......................................................................... 3-2
3.4 Sleep Circuit .................................................................... 3-2
3.5 Error Amp ......................................................................... 3-2
3.6 Modulator ......................................................................... 3-2
3.7 Triangle Generator ........................................................... 3-3
3.8 Proportional Vcc Generator ............................................. 3-3
3.9 Output .............................................................................. 3-3
3.10 Output Filter ................................................................... 3-3
3.11 Current Limiter ............................................................... 3-3
3.13 Overlap Correction and Adjustment .............................. 3-4
3.14 Display Circuitry ............................................................. 3-4
3.15 Control Circuitry ............................................................. 3-4
3.16 Crowbar Circuitry ........................................................... 3-5
4.1 Line Voltage Conversion .................................................. 4-1
5.1 Where to Begin ................................................................ 5-1
5.2 Disassembly for Inspection & Service ............................. 5-1
5.2 Disassembly for Inspection & Service ............................. 5-1