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se-ch730
Service manual
Technics SECH-730 Service Manual
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Service manual
(20 pages)
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Table Of Contents
37
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Contents
Table of Contents
Bookmarks
Table of Contents
Amplifier View
Specifications
Areas
Contents
Before Repair
Protection Circuitry
Accessories
Caution for AC Main Lead
Location of Controls
Before Use
How to Replace the Fuse
Stacking the Components
Connections
Connect the FM Indoor Antenna
Connect the am (MW/LW) Loop Antenna
Connect the Right and Left Speaker Cables
Connect the Surround Speaker Cords
Connect the AC Power Cord
Optional Antenna Connections
FM Outdoor Antenna
AM (MWL/LW) Outdoor Antenna
External Unit Connection
Using the Dolby Pro-Logic Surround
Surround
3 Stereo
Setting the Center Mode
Adjusting Speaker Output Level
To Stop the Test Signal
Adjusting the Delay Time
Enjoying Surround or 3 Stereo
Operation Check and Main Component Replacement Procedures
Check
Checking Procedure for each P.C.B.
Checking for the Operation P.C.B.
Checking for the Main P.C.B.
Power Source ON/OFF of this Unit
Main Component Replacement Procedures
Replacement for the Power IC and Regulator Transistor
Operation Check
Schematic Diagram
Voltage and Signal Line
Power Source for GC Area
Operation Circuit
Main Circuit
Printed Circuit Board Diagram
Main P.C.B. (REP2107C-M)
Operation P.C.B.
Power Transformer P.C.B.
AC in Terminal P.C.B.
Power Source P.C.B. for GC Area
Voltage Selector P.C.B.
Wiring Connection Diagram
Block Diagram
Re[Placement Parts List
Cabinet Parts Location
Packaging
Replacement Parts List
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Specifications
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Amplifier View
3
Connections
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