Sony wm gx 410 service manual

Page 1

M-GX410

Canadian Model
AEP Model

E Model
Chinese Model
Tourist Model

SERVICE MANUAL /

Ver 1.0 2004. 03

EEK.
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mmw mm mm wisn
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AM

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NEW
MT-WMGX410-175

Model Name Using Simillar Mechanism

Tape Transport Mechanism Type

SPECIFICATIONS

Frequency range

Area* FM (MHZ) AM(kHz)
AEP, E, Chinese 7.5 - 108 531 - l 602
Canada, Tourist 87.5 » 108 530 - l 710

Frequency response

Input
Output

Power requirements
Power output

Dimensions (wlhld)

Mass

Supplied accessories

Playback: 40 . 15 000 Hz
Recording: 100 - S 000 Hz
Microphone (MIC) jack
Headphones (Q) jack

Load impedance 8 . 300 Q

3 V DC: batteries R6 (size AA) x 2
External DC 3V power sources
Speaker 500 mW + 500 mW
(JEITA*)

Approx. 112.0): 82.5 x 35.0 mm

(4 |/1 x 3 '/J x l 7,6 inches), excl.
projecting parts and controls
Approx. 200 g (7.102)

(main unit only)

Stereo headphones or earphones (1)
Sony dry battery R6P(SR) (2)
(Sony World Model only)

Design and specifications are subject to change without notice.

9-877-585-01
20040021
© 2004.03

Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation

Battery life* (Approx. hours)
Sony alkaline LR6(SG)** Sony

R6P($R)
(using headphones/earphones)
playback 24 6
radio 48 15
mic recording 20 4.5
radio recording 12 3
(using the speakers)
playback 10 2.5
radio 17.5 5

radio recording 6.5

* Measured value by the standard ofJEITA (Japan Electronics and
Information Technology Industries Association). (Using a Sony
HF series cassette tape)

** When using Sony LR6 (SG) alkaline dry batteries (producedin
Japan).

Note
The battery life may be shorter depending on the operating ondition,
the surrounding temperature and battery type.

RADIO CASSETTE-CORDER
S 0 NY.

Page 2

WM-GX410

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.

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.
TABLE OF CONTENTS
Specifications ............................................................................ l 4_ DIAGRAMS
4»l.IC Pin Function Descriptions 10
1. GENERAL 4-2. Block Diagrams iTape Sectioni
Location of Parts and Controls ........................................ 2 4-3. Block Diagrams iTuner Section

2. DISASSEMBLY
2-1. Disassembly Flow ....................
2-2. Cabinet (Center), cabinet FrontA y .
23. Main Board ........................................
2-4. Mechanism Deck (MT»WMFX410-l75)
2-5. Cassette Holder Sub Assy .
2-6. Sub Board...
2-7. Rec/PB/ Erat

head (HRPE301), Belt (AR),

Capstan/Reel Motor (M601) ................................... 6
5.
3. ADJUSTMENTS
3-1. Mechanical Adjustments
3-2. Electrical Adjustments
6.

SECTION 1
GENERAL

4-4. Printed Wiring Board iMain Section (Side A)7

Printed Wiring Board iMain Section (Side B)7
4-5. Schematic Diagram iMain Section (1/2)7
4-6. Schematic Diagram iMain Section (2/2)
4-7. Printed Wiring Board iSub Section (Side A}
4»8. Printed Wiring Board isub Section (Side B)7
4.9_ Schematic Diagram iSub Sectioni .............
4-10.1C Block Diagrams .................................................. 20

EXPLODED VIEWS

5]. Cabinet (Rear) Section .
5-2. Cassette Lid Section ..
5»3t Mechanism Section-l (MTAWMGX410-l75)
5-4. Mechanism SectionAZ (MT-WMGX410-l75)

22
23
24
25

ELECTRICAL PARTS LIST .................................. 26

This section is extracted
from instruction manual.

Antenna
HEW/REVIEW FF/CUE
FLAYM DIR
STOP TUNING/ENTER
REC PAUSE
TUNE MODE
FM MODE~MONO/ST
FM MODE~LOCAUDX
HOLD
SOUND BOOST
AVLS
VOL*
ISS
REC TIME/PLAY MODE
DC IN 3V
MIC PLUG IN P WER *"
( 0 ) AM
FM / RADIO OFF

Ll

Flat Mic

* There is a tactile dot beside VDL on the main unit to show the direction to turn

up the volume.
2 H The button or jack has a tactile dot.