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SERVICE MANUAL
Ver 1.1 2004. 04
Frequency range
Area*
FM (MHz)
AEP, E, Chinese
7.5 - 108
Canada, Tourist
87.5 - 108
Frequency response
Playback: 40 - 15 000 Hz
Recording: 100 - 8 000 Hz
Input
Microphone (MIC) jack
Output
Headphones (i) jack
Load impedance 8 - 300 Ω
Power requirements
3 V DC: batteries R6 (size AA) x 2
External DC 3V power sources
Power output
Speaker 500 mW + 500 mW
(JEITA*)
Dimensions (w/h/d)
Approx. 112.0x 82.5 x 35.0 mm
(4
projecting parts and controls
Mass
Approx. 200 g (7.1oz)
(main unit only)
Supplied accessories
Stereo headphones or earphones (1)
Sony dry battery R6P(SR) (2)
("Sony World Model" only)
Design and specifications are subject to change without notice.
Sony Corporation
9-877-585-02
Personal Audio Company
2004D02-1
Published by Sony Engineering Corporation
© 2004.04
SPECIFICATIONS
AM(kHz)
531 - 1 602
530 - 1 710
1
1
7
/
x 3
/
x 1
/
inches), excl.
16
2
4
WM-GX410
Model Name Using Simillar Mechanism
Tape Transport Mechanism Type
Battery life* (Approx. hours)
Sony alkaline LR6(SG)** Sony
(using headphones/earphones)
playback
24
radio
48
mic recording
20
radio recording
12
(using the speakers)
playback
10
radio
17.5
radio recording
6.5
* Measured value by the standard of JEITA (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
Canadian Model
AEP Model
E Model
Chinese Model
Tourist Model
NEW
MT-WMGX410-175
R6P(SR)
6
15
4.5
3
2.5
5
1
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Summary of Contents for Sony WM-GX410
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Page 1: Specifications
Information Technology Industries Association). (Using a Sony projecting parts and controls HF series cassette tape) Mass Approx. 200 g (7.1oz) ** When using Sony LR6 (SG) alkaline dry batteries (producedin (main unit only) Japan). Supplied accessories Stereo headphones or earphones (1) -
Page 2: Table Of Contents
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. -
Page 3: Disassembly
WM-GX410 SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW 2-2. CABINET (CENTER) 2-2. CABINET FRONT ASSY (Page 3) (Page 3) 2-3. MAIN BOARD 2-5. CASSETTE HOLDER SUB ASSY 2-6. SUB BOARD... -
Page 4: Main Board
WM-GX410 2-3. MAIN BOARD cabinet (center) 6 plate connector (L) 8 joint cover 5 screw 2 remove nine soldering MAIN board 4 two screws 1 flexible board (CN305) 3 two screws (M1.4 toothed lock) 2-4. MECHANISM DECK (MT-WMFX410-175) 2 three screws (IB lock) -
Page 5: Cassette Holder Sub Assy
WM-GX410 2-5. CASSETTE HOLDER SUB ASSY 1 remove from projection cassette holder sub assy 2 remove from projection 4 spring, torstion projection cabinet (center) projection 2-6. SUB BOARD 2 four screws 1 remove two soldering sub board 3 three claws... -
Page 6: Rec/Pb/Erase Head (Hrpe301), Belt (Ar), Capstan/Reel Motor (M601)
WM-GX410 2-7. REC/PB/ERASE HEAD (HRPE301), BELT (AR), CAPSTAN/REEL MOTOR (M601) Attaching belt (AR) 3 belt (AR) 4 two screws (M1.4) 5 M601 (CAPSTAN/REEL motor) 1 two screws (M1.4) 2 HRPE301 (REC/PB/ERASE head) -
Page 7: Adjustments
WM-GX410 SECTION 3 ADJUSTMENTS 3-1. MECHANICAL ADJUSTMENTS 1. Set REC TIME switch (S706) to NORMAL (4.8cm/s). 2. Play back the center portion of tape in REVmode, adjust RV602 PRECAUTION so that the reading on the frequency counter becomes 3,000 Hz. -
Page 8: Antenna
± WM-GX410 AM FREQUENCY COVERAGE ADJUSTMENT 0 dB = 1 µV TUNER SECTION Reading on digtal Adjust parts Frequency voltmeter AM Section <530kHz> 1.1 ± 0.4V FUNCTION switch: AM 531kHz <1,710kHz> Put the lead-wire 5.0 ± 0.6V AM RF SSG... - Page 9 WM-GX410 FM VCO Adjustment Adjustment Location: Procedure: [MAIN BOARD] (SIDE B) RV1 : FM VCO adjustment MAIN BOARD (SIDE A) FM RF SSG 0.01 µ F TAP66 TAP66 (ANT) RV2 : AM IF adjustment Carrier frequency : 98MHz Deviation : None : 562 µ...
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Page 10: 4-1.Ic Pin Function Descriptions
WM-GX410 SECTION 4 DIAGRAMS 4-1. IC Pin Function Descriptions IC701 (SYSTEM CONTROL/LCD DRIVE) LC723483 W-9C33-E Pin No. Pin name Description XOUT Connected to 75kHz Crystal oscillator TEST 2 For Test (Connected to GND) MECHA REC REC mode signal input 4 to 6... -
Page 11: Block Diagrams -Tape Section
WM-GX410 4-2. BLOCK DIAGRAM – TAPE SECTION – REC/PB AMP MIC-L IC302 (1/2) TO AMP SECTION MIC-R R-CH (Page 12) MIC AMP INPUT (L) IC302 PB PRE PRE AMP (2/2) INPUT (L) (Page 12) HRPE301 REC DRIVE REC DRIVE REC/PB/ERASE HEAD... -
Page 12: Block Diagrams -Tuner Section
WM-GX410 4-3. BLOCK DIAGRAM – TUNER SECTION – MIC301 ANT1 Flat Mic TELESCOPIC MIC-R RF AMP TO TAPE ANTENNA J302 Q902,903 SECTION MIC-L (Page 11) (PLUG IN POWER) POWER AMP FM VCO TO TAPE AM IF FM/AM/TV FRONT-END, SECTIO IC401... -
Page 13: Printed Wiring Board -Main Section (Side A)
WM-GX410 4-4. PRINTED WIRING BOARD – MAIN SECTION (SIDE A) – (SIDE A) MAIN BOARD • Semiconductor Location 1-689-822- (13) Ref. No. Location D502 Note on Printed Wiring Boards: Q101 • X : parts extracted from the component side. Q105 •... -
Page 14: Printed Wiring Board -Main Section (Side B)
WM-GX410 Ver 1.1 PRINTED WIRING BOARD – MAIN SECTION (SIDE B) – DRY BATTERY M601 SIZE "AA" CAPSTAN/REEL (IEC DESIGNATION LR6) MOTOR SP402 2PCS, 3V SPEAKER (SIDE B) MAIN BOARD (R-CH) DC IN 3V (PLUG IN POWER) -3 -4 AVLS... -
Page 15: Schematic Diagram -Main Section (1/2)
WM-GX410 Ver 1.1 4-5. SCHEMATIC DIAGRAM – MAIN SECTION (1/2) –... -
Page 16: Schematic Diagram -Main Section (2/2)
WM-GX410 Ver 1.1 • See page 14 for IC Pin Function Description. 4-6. SCHEMATIC DIAGRAM – MAIN SECTION (2/2) –... -
Page 17: Printed Wiring Board -Sub Section (Side A)
WM-GX410 4-7. PRINTED WIRING BOARD – SUB SECTION (SIDE A) – (SIDE A) BOARD TUNING/ ENTER PAUSE . 1-689-823- (13) MAIN BOARD (Page 14) MIC301 Flat Mic... -
Page 18: Printed Wiring Board -Sub Section (Side B)
WM-GX410 PRINTED WIRING BOARD – SUB SECTION (SIDE B) – (SIDE B) BOARD TUNE MODE MANUAL PRESET HOLD SOUND BOOST 1-689-823- (13) REC TIME/PLAY MODE NORMAL DOUBLE RADIO OFF X701 C704... -
Page 19: Schematic Diagram -Sub Section
WM-GX410 Ver 1.1 4-8. SCHEMATIC DIAGRAM – SUB SECTION –... -
Page 20: 4-10.Ic Block Diagrams
WM-GX410 4-9. IC Block Diagram IC1 CXA1960Q IC301 LB1979LV-TLM-E 22 21 MPRM AM RF FM RF TV RF TVRO SPEED CONTROL STARTING REGV OSCILLATING REFERENCE VOLTAGE DETECT V12M OL DET 1.25V CIRCUIT FM/TV OSC MUTE FM LMT FTLO 150kHz MUTE... - Page 21 WM-GX410 Ver 1.1 Common Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics – MAIN SECTION – and tantalums. • All resistors are in W and...
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Page 22: Exploded Views
WM-GX410 Ver 1.1 SECTION 5 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • Hardware (# mark) list and accessories are have some differences from the original one. given in the last of this parts list. -
Page 23: Cassette Lid Section
WM-GX410 Ver 1.1 5-2. CASSETTE LID SECTION MT-WMGX410-175 ANT1 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-328-319-01 STRAP, HAND 3-225-568-02 BUTTON (PLAY) 3-237-139-02 COVER, JOINT 3-245-464-01 PLATE CONNECTOR (R) 3-225-570-02 BUTTON (FF) 3-259-598-11 CABINET (CENTER) (EXCEPT CH) -
Page 24: Mechanism Section-1 (Mt-Wmgx410-175)
WM-GX410 5-3. MECHANISM SECTION-1 (MT-WMGX410-175) A (Included in No.151) supplied supplied HRPE301 supplied M601 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-703-816-08 SCREW (M1.4X1.4), SPECIAL HEAD 3-042-480-11 SCREW (M1.4) 3-225-429-01 BELT (AR) X-3379-882-3 PINCH (N) ASSY, ARM... - Page 25 WM-GX410 5-4. MECHANISM SECTION-1 (MT-WMGX410-175) (Including Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks X-3379-878-4 CHASSIS ASSY (AR) 3-225-393-03 LEVER (SHUT/OFF) 3-225-385-03 GEAR (B) 3-225-448-02 SPRING (SHUT OFF), TORSION 3-229-063-01 SPRING (UD) (R), COMPRESSION 3-321-813-71 WASHER, COTTER POLYETHYLENE...
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Page 26: Electrical Parts List
WM-GX410 Ver 1.1 SECTION 6 MAIN ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference parts list may be different from the parts All resistors are in ohms. number, please include the board. - Page 27 WM-GX410 Ver 1.1 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C358 1-131-862-91 TANTAL. CHIP 47uF < TRIMMER > C374 1-115-156-11 CERAMIC CHIP C401 1-100-539-91 TANTAL. CHIP 47uF 6.3V 1-141-422-11 CAP, ADJ 10PF (AM TRACKING) C403 1-100-539-91 TANTAL.
- Page 28 WM-GX410 Ver 1.1 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks Q201 8-729-028-27 TRANSISTOR 2SK2009 (TE85L) R154 1-216-833-11 METAL CHIP 1/10W Q204 8-729-028-27 TRANSISTOR 2SK2009 (TE85L) R155 1-218-957-11 RES-CHIP 2.2K 1/16W Q211 8-729-028-27 TRANSISTOR 2SK2009 (TE85L)
- Page 29 WM-GX410 Ver 1.1 MAIN Ref. No. Part No. Description Remarks Ref. No. Ref. No. Part No. Part No. Description Description Remarks Remarks R315 1-216-825-11 METAL CHIP 2.2K 1/10W R427 1-218-989-11 RES-CHIP 1/16W R316 1-216-805-11 METAL CHIP 1/10W R428 1-218-977-11 RES-CHIP...
- Page 30 WM-GX410 Ver 1.1 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < SWITCH > < DIODE > 1-572-922-11 SWITCH, SLIDE (FM MODE) D702 8-719-404-50 DIODE MA111-TX S302 1-762-081-11 SWITCH, SLIDE (PB/REC) S303 1-762-081-11 SWITCH, SLIDE (FWD/REV) <...
- Page 31 WM-GX410 Ver 1.1 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R751 1-218-957-11 RES-CHIP 2.2K 1/16W 3-261-949-21 MANUAL, INSTRUCTION R752 1-216-864-11 SHORT CHIP (ENGLISH, TRADITIONAL CHINESE) (9E) R754 1-218-957-11 RES-CHIP 2.2K 1/16W 3-261-949-31 MANUAL, INSTRUCTION (ENGLISH, ARABIC)
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Page 32: Revision History
WM-GX410 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2004.03...