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Receiving Stations Outside Japan
1
Press BAND•RADIO ON to turn on the radio.
2
Press ENTER. The frequency digits, "PRESET" and a preset
number flash in the display.
3
Press BAND•RADIO ON for more than 2 seconds. "AREA
1" flashes in the display.
4
While "AREA 1" is flashing, press PRESET+/- repeatedly to
select either area "USA" (USA and Canada) or "Eur"
(Europe and other countries) and then press ENTER.
5
Press ASP to store the radio stations (both AM and FM)
automatically.
The Walkman starts searching and storing stations.
6
Press BAND•RADIO ON to select the desired band and
press PRESET+/- to select a station.
TE
L 13942296513
www
.
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SAFETY-RELATED COMPONENT WARNING !!
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED
LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO SAFE
x
ao
u163
y
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
i
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
http://www.xiaoyu163.com
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TABLE OF CONTENTS
Section
SECTION 1. GENERAL .......................................... 3
SECTION 2. SERVICE NOTE ................................. 4
3-1. Bracket assembly and Cassette Holder assembly .............. 6
3-2. Audio Board ....................................................................... 6
3-3. Tuner Board ....................................................................... 7
4-1. Mechanical Adjustments .................................................... 8
4-2. Electrical adjustments ........................................................ 8
SECTION 5. DIAGRAMS
5-1. Printed Wiring Board - Tuner Section - ..................... 11
5-2. Schematic Diagram - Tuner Section - ........................ 13
5-3. Schematic Diagram - Audio Section - ....................... 17
5-4. Printed Wiring Board - Audio Section - .................... 21
IC701 MSM63120B System Control .............................. 25
IC702 SMC62L3A LCD Driver ...................................... 26
3
6 7
1 3
1 5
SECTION 6. EXPLODED VIEWS
6-1. Case and Tuner Board Section ........................................ 28
6-2. Audio Board Section ........................................................ 29
6-3. Mechanism Section (WM-EX510-112) ........................... 30
SECTION 7. ELECTRICAL PARTS LIST ............. 31
Notes on chip component replacement
•
Never reuse a disconnected chip component.
•
Notice that the minus side of a tantalum capacitor may be
damaged by heat.
Flexible Circuit Board Repairing
•
Keep the temperature of the soldering iron around 270 °C
during repairing.
•
Do not touch the soldering iron on the same conductor of
the circuit board (within 3 times).
•
Be careful not to apply force on the conductor when
soldering or unsoldering.
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