Technics SU-A909 User manual

Table Of Contents 
COVER 
1 Note 
2 Location of Controls 
3 To Supply Power Source 
3.1 Power Supply to Main 
Circuit 
3.2 Operation Check 
4 Operation Checks and 
Component 
ReplacementProcedures 
5 Type Illustration of ICs, 
Transistors and Diodes 
6 Schematic Diagram 
6.1 Schematic Diagram 
Notes 
6.2 Schematic Diagram 
7 Printed Circuit Board 
Diagram 
8 Block Diagram 
9 Wiring Connection 
Diagram 
10 Measurements and 
Adjustments 
10.1 Measurement 
instruments and Special tools 
10.2 Output Voltage 
Adjustment 
11 Terminal Function of 
ICs 
11.1 IC701 
(M38503M2404F) : Micro 
Computer 
12 Replacement Parts List 
 
13 Cabinet Parts Location 
 
14 Packaging 
Service Manual
TOP NEXT 
AD9907176C2
Control Amplifier
●SU-C909U
Colour
(K)..........Black Type
Area
(E)..........Europe and Russia.
PV
PV

•@

TOP NEXT

Table Of Contents

COVER

1 Note

2 Location of Controls

3 To Supply Power Source

3.1 Power Supply to Main Circuit

3.2 Operation Check

4 Operation Checks and Component ReplacementProcedures

5 Type Illustration of ICs, Transistors and Diodes

6 Schematic Diagram

6.1 Schematic Diagram Notes

6.2 Schematic Diagram

7 Printed Circuit Board Diagram

8 Block Diagram

9 Wiring Connection Diagram

10 Measurements and Adjustments

10.1 Measurement instruments and Special tools

10.2 Output Voltage Adjustment

11 Terminal Function of ICs

11.1 IC701 (M38503M2404F) : Micro Computer

12 Replacement Parts List

13 Cabinet Parts Location

14 Packaging

Service Manual

TOP NEXT

AD9907176C2

Control Amplifier

●SU-C909U

Colour

(K)..........Black Type

Area

(E)..........Europe and Russia.

•@

TOP NEXT

1 Note

TOP PREVIOUS NEXT

Refer to the servise manual for Model No. SE-A909S (ORDER No. AD9907177C2) for information

on Accessories, Connections, Operations and Packaging.

•@

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2 Location of Controls

TOP PREVIOUS NEXT

•@

TOP PREVIOUS NEXT

3 To Supply Power Source

TOP PREVIOUS NEXT

This unit SU-C909U is designed to operate on power supplied from the Power Amplifier SE-A909S.

When operating the unit SU-C909U alone for testing and servicing, without having power supplied

from the Power Amplifier SE-A909S, use the following method.

3.1 Power Supply to Main Circuit

3.2 Operation Check

•@

TOP PREVIOUS NEXT

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