Sony XM-440EX NX Service Manual
XM-440EX/440NX
SERVICE MANUAL
Photo : XM-440EX
SPECIFICATIONS
Canadian Model
AEP Model
E Model
XM-440EX
UK Model
XM-440NX
MICROFILM
STEREO POWER AMPLIFIER
1
TABLE OF CONTENTS
Specifications ............................................................................. 1
1. GENERAL ....................................................................... 3
2. DISASSEMBLY
2-1. Main Board Removal ...................................................6
3. DIAGRAMS
3-1. Block Diagram..............................................................7
3-2. Printed Wiring Boards ..................................................9
3-3. Schematic Diagrams –MAIN (1/2) Section –.............10
3-4. Schematic Diagrams –MAIN (2/2) Section –.............11
4. EXPLODED VIEW...................................................... 12
5. ELECTRICAL PARTS LIST.................................... 12
2
SECTION 1
GENERAL
This section is extracted from
instruction manual.
3
456
SECTION 2
)
DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
2-1. MAIN BOARD REMOVAL
2
9
Screw
(+BTP3x4)
7
(+BTP3x8)
Two screws
8
Two screws
(+BTP3x8)
Two screws (+BTP3x4)
3
Bottom plate
1
Two screws (+BTP3x4
0
Screw
(+BTP3x4)
qa
Main board
(Remove the direction of arrow)
5
Two screws
(+BTP3x6)
6
Two screws
(+BTP3x6)
Heat sink
4
Screw
(+BTP3x8)
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