Read Sony SRF-M73 Service Manual online
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TABLE OF CONTENTS
1.
SERVICING NOTES
...............................................
2
2.
GENERAL
...................................................................
3
3.
DISASSEMBLY
.........................................................
4
4.
ELECTRICAL ADJUSTMENTS
.........................
6
5.
DIAGRAMS
5-1. Block Diagram ................................................................
8
5-2. Printed Wiring Boards ..................................................... 10
5-3. Schematic Diagram ......................................................... 13
5-4. IC Pin Function Description ........................................... 18
5-3. Schematic Diagram ......................................................... 13
5-4. IC Pin Function Description ........................................... 18
6.
EXPLODED VIEWS
................................................ 19
7.
ELECTRICAL PARTS LIST
............................... 20
Forced Reset
The system microprocessor can be reset in the following proce-
dure.
Use these procedure when the unit cannot be worked normally
due to the overrunning of the microprocessor, etc.
dure.
Use these procedure when the unit cannot be worked normally
due to the overrunning of the microprocessor, etc.
Procedure:
1. Set to radio OFF.
2. While pressing the
1. Set to radio OFF.
2. While pressing the
[SCAN]
button, press two buttons of
[START/
STOP]
and
[BAND]
simultaneously for 5 seconds.
3. The unit is reset, and display blinking “
AM
12:00
”.
SECTION 1
SERVICING NOTES
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