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SR105
service manual
Models:
SR105
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Troubleshooting
Specification
SR105 Power Amplifier
Service Instructions
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Contents
SR105 Power Amplifier
Specifications
Iii
Page
Table of Contents
Page
SR105 Power Amplifier
Description
SR105 Power Amplifier Front Panel
Operating Instructions
General Operating Instructions
Thermal Overload
Power Requirements
Mounting and Ventilation
Input Connections
SR105 Power Amplifier Block Diagram
Output Connections
Direct Output only
Recommended Wire Gauge VS. AMPLIFIER-TO-SPEAKER Distance
AMPLIFIER-TO-SPEAKER Distance Meters
Volt Output
Output Voltage Meter
Special Operating Instructions
Basic Operating Hints
Adding SR105A Amplifiers in a 70-VOLT System Cascaded
Bridging Connections
Adding Headphone Jack to Speaker Connections
Coil
Service Instructions
Printed Circuit Board Removal
Small Signal and Predriver Transistors
Driver Transistors
Diode Bridge Rectifier
Output Transistors
Diodes
Checking Transistors and Diodes
GRN RED YEL BLK
WHT
COM
Service Illustrations
GND
JI J2
Page
TB2
RKC37
TB1
XF1
RKC53
IRC CEC-TO
RKC9
Main Circuit Board Parts Location Diagram
AC Voltage Measurements
Troubleshooting
General
DC Voltage Measurements
Page
SR105 Power Amplifier Circuit Diagram
Page
Architects Andengineers Specifications
Condensed Operating Instructions
Constant Voltage 70-VOLT Speaker Output
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