Sony DR-BT21iK Service Manual
Sony DR-BT21iK Service Manual

Sony DR-BT21iK Service Manual

Wireless stereo headset
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DR-BT21iK/BT22iK
SERVICE MANUAL
Ver. 1.0 2007.09
• DR-BT21iK/BT22iK are composed of the following models.
As service manuals are issued for each component model, please refer to them.
COMPONENT MODEL NAME
BLUETOOTH HEADSET
BLUETOOTH TRANSMITTER
SPECIFICATIONS
General
Output
cation Power Class 2
Maximum communication range
Frequency band
2.4 GHz band (2.4000 GHz – 2.4835 GHz)
Modulation method
FHSS
Transmission range (A2DP)
20 - 20,000 Hz (Sampling frequency
44.1 kHz)
Supplied accessories
AC power adaptor (1)
Operaing Instructions (1)
Warranty Card (1)
*
The actual range will vary depending on
factors such as obstacles between devices,
magnetic fields around a microwave oven,
static electricity, reception sensitivity,
aerial's performance, operating system,
software application, etc.
Design and specifications are subject
to change without notice.
Sony Corporation
9-887-865-01
2007I04-1
Personal Audio Division
©
2007.09
Published by Sony Techno Create Corporation
DR-BT21iK
DR-BT21G
TMR-BT8iP
*
DR-BT22iK
DR-BT22
TMR-BT8iP
PARTS LIST
Ref. No.
Part No.
1-478-846-12
0
1-478-848-13
0
1-478-849-12
0
3-280-122-11
3-280-122-21
3-280-122-31
3-280-122-41
3-280-122-51
3-280-325-11
3-280-325-21
3-280-325-31
3-280-325-41
3-280-325-51
The components identifi ed by mark 0
or dotted line with mark 0 are critical for
safety.
Replace only with part number specifi ed.
WIRELESS STEREO HEADSET
US Model
AEP Model
UK Model
Description
ADAPTOR, AC (AC-ES3010K2) (US)
ADAPTOR, AC (AC-ES3010K2) (AEP)
ADAPTOR, AC (AC-ES3010K2) (UK)
MANUAL, INSTRUCTION (ENGLISH)
(BT22iK:AEP,UK)
MANUAL, INSTRUCTION (FRENCH,SPANISH)
(BT22iK:AEP)
MANUAL, INSTRUCTION (GERMAN,DUTCH)
(BT22iK:AEP)
MANUAL, INSTRUCTION (ITALIAN,
PORTUGUESE) (BT22iK:AEP)
MANUAL, INSTRUCTION (ENGLISH,SPANISH)
MANUAL, INSTRUCTION (ENGLISH)
(BT21iK:AEP,UK)
MANUAL, INSTRUCTION (FRENCH,SPANISH)
(BT21iK:AEP)
MANUAL, INSTRUCTION (GERMAN,DUTCH)
(BT21iK:AEP)
MANUAL, INSTRUCTION (ITALIAN,
PORTUGUESE) (BT21iK:AEP)
MANUAL, INSTRUCTION (ENGLISH,SPANISH)
Remark
(BT22iK:US)
(BT21iK:US)

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Summary of Contents for Sony DR-BT21iK

  • Page 1 DR-BT21iK/BT22iK SERVICE MANUAL US Model AEP Model Ver. 1.0 2007.09 UK Model • DR-BT21iK/BT22iK are composed of the following models. As service manuals are issued for each component model, please refer to them. COMPONENT MODEL NAME DR-BT21iK DR-BT22iK BLUETOOTH HEADSET...
  • Page 2 DR-BT21iK/BT22iK REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2007.09...
  • Page 3 DR-BT21G SERVICE MANUAL US Model Canadian Model Ver. 1.2 2007.07 UK Model E Model Australian Model Chinese Model SPECIFICATIONS General Headset Communication System Power source Bluetooth Specification version 2.0 DC 3.7 V: Built-in lithium-ion Output rechargeable battery Bluetooth Specification Power Class 2 Mass Maximum communication range Approx.
  • Page 4: Table Of Contents

    DR-BT21G TABLE OF CONTENTS 1. GENERAL ................2 Unleaded solder Boards requiring use of unleaded solder are printed with the lead 2. DISASSEMBLY free mark (LF) indicating the solder contains no lead. 2-1. Disassembly Flow ························································ 3 (Caution: Some printed circuit boards may not come printed with 2-2.
  • Page 5: Disassembly

    DR-BT21G SECTION 2 DISASSEMBLY • This set can be disassembled in the order shown below. 2-1. DISASSEMBLY FLOW 2-2. DRIVER (R-CH) 2-5. DRIVER (L-CH) (Page 3) (Page 5) 2-3. HOUSING UPPER (R) SUB ASSY 2-6. HOUSING UPPER (L) SUB ASSY (Page 4) (Page 5) 2-4.
  • Page 6: Housing Upper (R) Sub Assy

    DR-BT21G 2-3. HOUSING UPPER (R) SUB ASSY 3 button (VOL) 2 housing upper (R) sub assy 1 screw 2-4. MAIN BOARD 3 Remove the solder at 8 places. GRN/NAT RED/NAT 1 two claws 4 MAIN board...
  • Page 7: Driver (L-Ch)

    DR-BT21G 2-5. DRIVER (L-CH) 3 Remove the solder at 2 places. Note : Plus terminal is marking with felt tip pen. (The position uncertainty) Marking (+ side) BLACK 4 driver sub assy 1 ear pad 2-6. HOUSING UPPER (L) SUB ASSY 2 housing upper (L) sub assy 1 screw...
  • Page 8: Charger Board

    DR-BT21G 2-7. CHARGER BOARD 4 Remove the solder at 6 places. GRN/NAT RED/NAT 1 claw 5 CHARGER board 3 connector (CN201)
  • Page 9: Diagrams

    DR-BT21G SECTION 3 DIAGRAMS • IC Block Diagram NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. - CHARGER Board - For schematic diagrams. For printed wiring boards. Note: Note: IC261 BQ24010ADRCR • All capacitors are in µF unless otherwise noted. (p: pF) •...
  • Page 10: Block Diagram

    DR-BT21G 3-1. BLOCK DIAGRAM ANT101 ANTENNA SP302 A_OUT_L_P RF_IN/OUT SPEAKER A_OUT_L_N (L-CH) MIC301 SP301 A_OUT_R_P 47 A_IN_L_P/MIC_P (MIC) SPEAKER A_OUT_R_N (R-CH) +1.5V 48 A_IN_L_N/MIC_N (MIC) D103 PIO_03 (BLUE) LED DRIVER Q102 D102 PIO_07 (RED) IC261 LI-ION BATTERY CHARGER L251 +4.5V IC101 J251 SWICHING...
  • Page 11: Printed Wiring Boards

    DR-BT21G 3-2. PRINTED WIRING BOARDS : Uses unleaded solder. CHARGER BOARD ( SIDE A ) CHARGER BOARD ( SIDE B ) 1-872-385- (11) B301 RECHARGEABLE 1-872-385- BATTERY (LI-ION) (11) 3.7V MAIN BOARD ( SIDE A ) MAIN BOARD ( SIDE B ) (WHT) (BLK) (GRN/NAT)
  • Page 12: Schematic Diagram

    DR-BT21G • See page 7 for IC Block Diagrams. 3-3. SCHEMATIC DIAGRAM DR-BT21G...
  • Page 13: Exploded Views

    DR-BT21G SECTION 4 EXPLODED VIEWS NOTE: • Items marked “*” are not stocked since they • -XX, -X mean standardized parts, so they may are seldom required for routine service. Some have some differences from the original one. delay should be anticipated when ordering these •...
  • Page 14: Housing (L) Section

    DR-BT21G 4-2. HOUSING (L) SECTION not supplied not supplied SP302 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-994-324-01 PAD, EAR X-2178-264-1 HOUSING UPPER (L) SUB ASSY (BLACK) 3-252-825-01 SCREW (1.7) X-2178-266-1 HOUSING UPPER (L) SUB ASSY (WHITE) X-2176-454-1 PLATE, FRONT (L) ASSY (BLACK) A-1229-411-A NECKBAND ASSY X-2176-703-1 PLATE, FRONT (L) ASSY (WHITE)
  • Page 15: Electrical Parts List

    DR-BT21G Ver. 1.1 SECTION 5 MAIN CHARGER ELECTRICAL PARTS LIST NOTE: The components identified by • RESISTORS • Due to standardization, replacements in the mark 0 or dotted line with mark All resistors are in ohms. parts list may be different from the parts 0 are critical for safety.
  • Page 16 DR-BT21G MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C202 1-125-777-11 CERAMIC CHIP 0.1uF R107 1-218-981-11 RES-CHIP 220K 1/16W C203 1-164-943-81 CERAMIC CHIP 0.01uF R108 1-218-973-11 RES-CHIP 1/16W C204 1-125-777-11 CERAMIC CHIP 0.1uF R109 1-218-981-11 RES-CHIP 220K 1/16W C205...
  • Page 17 DR-BT21G Ver. 1.2 Ref. No. Part No. Description Remarks ACCESSORIES ************ 1-478-846-12 ADAPTOR, AC (AC-ES3010K2) (US, CND, TW) 1-478-847-11 ADAPTOR, AC (AC-ES3010K2) (KR) 1-478-848-13 ADAPTOR, AC (AC-ES3010K2) (E) 1-478-849-12 ADAPTOR, AC (AC-ES3010K2) (UK) 1-478-850-11 ADAPTOR, AC (AC-ES3010K2) (AUS) 1-478-845-11 ADAPTOR, AC (AC-ES3010K2) (CH) 3-095-524-11 MANUAL, INSTRUCTION (ENGLISH) (UK) 3-095-524-51 MANUAL, INSTRUCTION (ENGLISH) (US) 3-095-524-61 MANUAL, INSTRUCTION (ENGLISH, FRENCH)
  • Page 18 DR-BT21G REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2007.02 2007.06 Addition of Chinese and Taiwan model.
  • Page 19 Ref. No. Part No. Description Remark 3-279-360-11 MANUAL, INSTRUCTION (ENGLISH,FRENCH, GERMAN,SPANISH) (AEP,UK) 3-279-360-21 MANUAL, INSTRUCTION (DUTCH,ITALIAN, PORTUGUESE) (AEP,UK) 3-279-360-31 MANUAL, INSTRUCTION (ENGLISH,SPANISH, FRENCH) (US) STEREO TRANSMITTER Sony Corporation 9-887-864-01 2007I04-1 Personal Audio Division © 2007.09 Published by Sony Techno Create Corporation...
  • Page 20 TMR-BT8iP REVISION HISTORY Checking the version allows you to jump to the revised page. Also, clicking the version at the top of the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2007.09...

This manual is also suitable for:

Dr-bt22ik

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