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SE-A909S
Technics SE-A909S Manuals
Manuals and User Guides for Technics SE-A909S. We have
3
Technics SE-A909S manuals available for free PDF download: Service Manual
Technics SE-A909S Service Manual (61 pages)
Brand:
Technics
| Category:
Amplifier
| Size: 2 MB
Table of Contents
Table of Contents
3
1 Note
7
2 Location of Controls
8
3 To Supply Power Source
10
Power Supply to Main Circuit
11
Operation Check
12
4 Operation Checks and Component Replacementprocedures
13
5 Type Illustration of Ics, Transistors and Diodes
16
6 Schematic Diagram
17
Schematic Diagram Notes
18
Schematic Diagram
21
7 Printed Circuit Board Diagram
22
8 Block Diagram
23
9 Wiring Connection Diagram
24
10 Measurements and Adjustments
25
Measurement Instruments and Special Tools
26
Output Voltage Adjustment
27
11 Terminal Function of Ics
29
IC701 (M38503M2404F) : Micro Computer
30
Replacement Parts List
32
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Technics SE-A909S Service Manual (39 pages)
Brand:
Technics
| Category:
Amplifier
| Size: 6 MB
Table of Contents
Specifications
1
Contents
2
Before Repair
2
Protection Circuitry
2
Accessories
2
Caution for AC Mains Lead
3
How to Replace the Fuse
3
Operations
4
Front Panel Controls
4
Connections
5
Control Amplifier and Power Amplifier Connections
5
When Connecting a Graphic Equalizer
5
Connections to Other Equipment
6
Connecting the Speakers
7
Connecting the Power Supply
7
Multi-Amplifier System Setup
8
Listening
9
To Adjust the Sound Balance
10
The VGCA Circuit
10
To Adjust the Tone Quality
10
To Mute the Sound Level
10
Recording
11
To Check a Recording
11
Operation Checks and Component Replacement Procedures
12
Main Component Replacement Procedures
13
Replacement for the Meter Ass'y
13
Replacement for the Power IC and Regular Transistor
14
Installation of the Bottom Cover after Replacement
14
Installation of the Fan Motor after Replacement
15
Replacement for the Fan Motor
15
Type Illustration of Ics, Transistors and Diodes
16
Schematic Diagram
17
Printed Circuit Board Diagram
22
Electrical Parts Location
24
Wiring Connection Diagram
28
Block Diagram
29
Measurements and Adjustments
30
Power Meter Adjustment
30
Replacement Parts List
31
Cabinet Parts Location
35
Technics SE-A909S Service Manual (6 pages)
Brand:
Technics
| Category:
Amplifier
| Size: 0 MB
Table of Contents
Contents
1
Purpose
2
About the Applicable Model
2
Change of Replacement Parts List
2
Change of Cabinet Parts Location
5
Change of Packaging
6
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