Sony CMT-BX1 Service Manual
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Sony CMT-BX1 Service Manual

Micro hi-fi component system
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CMT-BX1/BX3/BX5BT
SERVICE MANUAL
Ver. 1.2 2007.08
• CMT-BX1/BX3/BX5BT are composed of following models.
As service manuals are issued for each component model,
please refer to them.
COMPONENT MODEL NAME
CMT-BX1
Compact Disc Receiver
HCD-CBX1
Speaker System
SS-CBX1
SPECIFICATIONS
Power requirements
120 V AC, 60 Hz (BX1/BX3: Canadian model/BX5BT)
230 V AC, 50/60 Hz (BX3: European model)
230 − 240 V AC, 50/60 Hz (BX3: Australian model)
220 V AC, 60 Hz (BX3: Korean model)
120 V AC, 50/60 Hz (BX3: Taiwan model)
120 V 220 V 230 − 240 V AC, 50/60 Hz adjustable with
voltage selector (BX3: Other models)
Power consumption:
40 watts (BX5BT/BX1)
65 watts (BX3)
Dimensions (w/h/d) (excl. speakers):
Approx. 200 × 132 × 298 mm
Mass (excl. speakers):
CMT-BX1: 3.4 kg
CMT-BX3: 3.7 kg
CMT-BX5BT: 3.5 kg
Supplied accessories: Remote Commander
(1), R6 (Size AA) batteries (2), AM loop
antenna (1), FM lead antenna (1)
Design and specifications are subject to
change without notice.
Sony Corporation
9-887-615-03
Personal Audio Division
2007H05-1
Published by Sony Techno Create Corporation
© 2007.08
CMT-BX3
CMT-BX5BT
HCD-CBX3
HCD-BX5BT
SS-CBX3
SS-CBX5
ACCESSORIES
Part No.
1-754-102-31 ANTENNA, LOOP (LW.MW) (AM loop antenna)
1-754-243-11 ANTENNA (FM lead antenna)
2-055-382-01 LID, BATTERY CASE (for RM-SC31/SCU37)
3-095-504-12 MANUAL, INSTRUCTION (ENGLISH) (BX1)
3-095-504-21 MANUAL, INSTRUCTION (ENGLISH)
3-095-504-31 MANUAL, INSTRUCTION (FRENCH) (BX3: CND, AEP, SP)
3-095-504-41 MANUAL, INSTRUCTION (SPANISH) (BX3: AEP, SP)
3-095-504-51 MANUAL, INSTRUCTION (GERMAN, DUTCH, ITALIAN)
3-095-504-61 MANUAL, INSTRUCTION (SWEDISH, POLISH) (BX3: AEP)
3-095-504-72 MANUAL, INSTRUCTION (TRADITIONAL CHINESE)
3-095-504-81 MANUAL, INSTRUCTION (KOREAN) (BX3: KR)
3-095-507-12 MANUAL, INSTRUCTION (ENGLISH) (BX5BT)
3-095-507-21 MANUAL, INSTRUCTION (FRENCH) (BX5BT: CND)
A-1237-274-A RM-SC31 (Remote Commander)
A-1237-275-A RM-SCU37 (Remote Commander)
• Abbreviation
MICRO HI-FI COMPONENT SYSTEM
Canadian Model
Australian model
Description
(including battery case lid) (BX1/BX5BT)
AUS : Australian model
CND : Canadian model
KR : Korean model
SP
: Singapore model
TW : Taiwan model
US Model
CMT-BX1/BX5BT
CMT-BX3/BX5BT
AEP Model
UK Model
E Model
CMT-BX3
Remark
(BX3: CND, AEP, UK, SP, TW, AUS)
(BX3: AEP)
(BX3: SP, TW)
(including battery case lid) (BX3)

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  • Page 1 US Model CMT-BX1/BX5BT Canadian Model Ver. 1.2 2007.08 CMT-BX3/BX5BT AEP Model • CMT-BX1/BX3/BX5BT are composed of following models. UK Model As service manuals are issued for each component model, please refer to them. E Model Australian model COMPONENT MODEL NAME...
  • Page 2 CMT-BX1/BX3/BX5BT 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 2007.03 2007.06...
  • Page 3 CMT-BX3. Photo: HCD-BX5BT • “WALKMAN” and “WALKMAN” logo are registered Model Name Using Similar Mechanism trademarks of Sony Corporation. • MICROVAULT is a trademark of Sony Corporation. HCD-BX5BT/CBX1 BU-K6BD90-WOD Base Unit Name • ATRAC, ATRAC3, ATRAC3plus and their logos are...
  • Page 4 THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS IN SUPPLEMENTS PUBLISHED BY SONY.

  • Page 5: Table Of Contents

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SAFETY CHECK-OUT TABLE OF CONTENTS After correcting the original service problem, perform the following safety check before releasing the set to the customer: SERVICING NOTES ..........4 Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage. GENERAL ..............

  • Page 6: Servicing Notes

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SECTION 1 SERVICING NOTES MODEL IDENTIFICATION NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT – Rear View – The laser diode in the optical pick-up block may suffer electrostatic break-down because of the potential difference generated by the charged electrostatic load, etc.
  • Page 7 HCD-BX5BT/CBX1/CBX3 HOW TO OPEN THE TRAY WHEN POWER SWITCH TURN OFF Note: Please insert a screwdriver after removing a BT board about about HCD-BX5BT. About disassembly of a BT board, please refer to “3-5. BT board (BX5BT only)” (page 13). 3 Open the tray.

  • Page 8: General

    HCD-BX5BT/CBX1/CBX3 SECTION 2 This section is extracted from instruction manual. GENERAL HCD-BX5BT: Guide to parts and controls This manual mainly explains operations using the remote, but the same operations can Remote (RM-SC31) also be performed using the buttons on the unit having the same or similar names. BLUETOOTH indicator Lights up when the Bluetooth function Unit (HCD-BX5BT/Compact Disc Receiver)
  • Page 9 HCD-BX5BT/CBX1/CBX3 HCD-CBX1: Basic Operations Adjusting the sound Listening to the radio Select “FM” or “AM. ” To adjust the volume Press TUNER/BAND repeatedly. Press VOLUME +/ on the remote (or VOL +/ on the unit) Select the tuning mode. Press TUNING MODE repeatedly until “AUTO”...
  • Page 10 HCD-BX5BT/CBX1/CBX3 Other Operations Creating your own program Using the Timers (Program Play) The system offers two timer functions. If you use the Play Timer with the Sleep Timer, the Sleep Timer has priority. Press CD to select the CD function. Sleep Timer: Press PLAY MODE repeatedly until “PGM”...
  • Page 11 HCD-BX5BT/CBX1/CBX3 HCD-CBX3: Guide to parts and controls This manual mainly explains operations using the remote, but the same operations can Remote also be performed using the buttons on the unit having the same or similar names. USB MEMORY indicator Unit Lights up when an optional USB device (Digital music player or USB storage media) is connected.

  • Page 12: Disassembly

    HCD-BX5BT/CBX1/CBX3 SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. PANEL (SIDE L/R) (Page 11) 3-3. PANEL (TOP) (Page 11) (CBX1/CBX3) 3-8. D.C. FAN (M301), 3-4. MAIN BOARD, SHIELD PLATE PANEL (REAR) (Page 14) (PWB MAIN) 3-6.

  • Page 13: Panel (Side L/R)

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 Note: Follow the disassembly procedure in the numerical order given. 3-2. PANEL (SIDE L/R) 1 screw (B3) 3 panel (side L) 1 screw (B3) 2 two screws (BVTT3 × 6 (BX5BT/CBX1/CBX3 (for PEARL SILVER)) 3 panel (side R) (BVST3 ×...

  • Page 14: Main Board, Shield Plate (Pwb Main)

    HCD-BX5BT/CBX1/CBX3 3-4. MAIN BOARD, SHIELD PLATE (PWB MAIN) 9 connector (CN312) 8 Cut the clamp. q; connector (CN303) qa connector (CN321) qf three screws (BVTT3 × 6) qs connector (CN318) qj MAIN board qg screw (BVTT3 × 6) qk two washers qh coating clip qk washer 3 flexible flat cable (15 core)

  • Page 15: Bt Board (Bx5Bt Only)

    HCD-BX5BT/CBX1/CBX3 3-5. BT BOARD (BX5BT only) 1 two screws (BVTT3 × 6) 5 screw (BVTT3 × 6) 2 bracket (PWB A) 7 two screws 8 bracket BT (BVTT3 × 6) 9 shield case 0 flexible flat cable (15 core) (CN901) qa BT board 3 connector 4 screw...

  • Page 16: Panel (Front) Assy

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 3-7. PANEL (FRONT) ASSY 8 FRONT PANEL board 6 Remove the solder. 5 five screws (BVTP2.6) 7 sheet (RM) (CBX3) 9 button (power) assy (BX5BT) 1 flexible flat cable (13 core) (CN306) 0 button (BT) assy qa button (eject) 2 connector (CN316) qs two screws (2.6 ×...

  • Page 17: Power Transformer (T1)

    HCD-BX5BT/CBX1/CBX3 3-9. POWER TRANSFORMER (T1) 5 Remove twelve solders. 6 POWER board 4 spacer (transformer) 7 power transformer (T1) 1 four screws 2 coating clip 3-10. LOADING MECHANISM BLOCK 1 three screws (BV3) 4 loading mechanism block...

  • Page 18: Base Unit

    HCD-BX5BT/CBX1/CBX3 3-11. BASE UNIT 2 floating screw 5 insulator 2 two floating screws 1 flexible flat cable (21 core: BX5BT/CBX1) (CN201) 3 two springs (25 core: CBX3) (CN203) (insulator) 2 two floating screws 5 insulator 3 two springs (insulator) 6 base unit 5 insulator 5 insulator loading (BK) assy...

  • Page 19: Op Base Assy (Ksm-213D)

    HCD-BX5BT/CBX1/CBX3 3-13. OP BASE ASSY (KSM-213D) 4 op base assy (KSM-213D) 1 flexible flat cable (16 core) (CN301) 3 CD board 2 Remove four solders.

  • Page 20: Test Mode

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SECTION 4 TEST MODE COLD RESET TUNER STEP CHANGE The cold reset clears all data including preset data stored in the (BX5BT/CBX1/CBX3: Canadian, Australian, Singapore, RAM to initial conditions. Execute this mode when returning the Taiwan and Korean models) set to the customer.
  • Page 21 HCD-BX5BT/CBX1/CBX3 CD POWER MANAGE This mode is used to changed over CD power on/off for decreasing of reception noise in the tuner mode. Procedure: 1. Press the button to turn the power on. 2. Press the [FUNCTION] button to select “CD” (BX5BT/CBX1). Press the [CD] button on the remote commander to select “CD”...

  • Page 22: Electrical Checks

    HCD-BX5BT/CBX1/CBX3 SECTION 5 ELECTRICAL CHECKS TUNER SECTION CD SECTION FM TUNE LEVEL CHECK Note: 1. CD Block is basically constructed to operate without adjustment. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. signal generator 3. Use an oscilloscope with more than 10 MΩ impedance. 4.

  • Page 23: Diagrams

    HCD-BX5BT/CBX1/CBX3 SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM – CD SERVO Section – AVDD +3.3V DETECTOR FNi1 (A) 97 FPi1 (B) CD-L AGCi RFEQo 81 RFi (Page 23) 94 FNi2 (C) 82 RFRPi R-CH 96 FPi2 (D) RFRP RFZI A-IN, BCK, LRCK, 100 TNi (E) GATE, ST-REQ A-IN...

  • Page 24: Block Diagram - Tuner, Usb, Bluetooth Section

    HCD-BX5BT/CBX1/CBX3 6-2. BLOCK DIAGRAM – TUNER, USB, BLUETOOTH Section – (CBX3) CN902 USB CONTROLLER (USB) IC901 A-IN, BCK, LRCK, GATE, ST-REQ A-IN 79 D+ DATA (Page 21) D– LRCK 80 D– LRCK GATE GATE VBUS POWER ST-REQ ON/OFF SWITCH ST-REQ BUS0 –...

  • Page 25: Block Diagram - Main Section

    HCD-BX5BT/CBX1/CBX3 6-3. BLOCK DIAGRAM – MAIN Section – J301 R-CH AUDIO IN CD-L (Page 21) BT-L BT OUT-L (Page 22) (Page 22) (BX5BT) (BX5BT) TUNER-L (Page 22) INPUT SELECT, ELECTRICAL VOLUME IC304 (BX5BT) INL1 INL2 OUTPUT SELECT INL4 IC309 POWER AMP INL3 IC601 11 CH1 IN...

  • Page 26: Block Diagram - Panel, Power Supply Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 6-4. BLOCK DIAGRAM – PANEL, POWER SUPPLY Section – PROTECT (Page 23) MAIN POWER TRANSFORMER T901 D920 PROTECT I-POWER MONITOR DETECT D332 D322 Q333, 338 VOLTAGE DETECT UNREG SUB +9V LCD Q393 +1.5V SYSTEM CONTROLLER +1.5V REGULATOR IC301 (4/4) IC201 LCD801...
  • Page 27 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 • Note for Printed Wiring Boards and Schematic Diagrams • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: (CBX3: Singapore model) • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. (p: pF) •...

  • Page 28: Printed Wiring Boards - Cd Section

    HCD-BX5BT/CBX1/CBX3 • See page 25 for Circuit Boards Location. 6-5. PRINTED WIRING BOARDS – CD Section – : Uses unleaded solder. CD BOARD (CONDUCTOR SIDE) CD BOARD (COMPONENT SIDE) M401 (SPINDLE) S201 (LIMIT) C403 C404 R402 IC401 TP124 M402 (VC) (SLED) C122 (CBX3)

  • Page 29: Schematic Diagram - Cd Board

    HCD-BX5BT/CBX1/CBX3 • See page 46 for Waveforms. • See page 46 for IC Block Diagrams. • See page 49 for IC Pin Function Description. 6-6. SCHEMATIC DIAGRAM – CD Board – (BX5BT/CBX1) R127 R124 R126 R123 C107 C136 R125 R122 R142 R139 R129...

  • Page 30: Printed Wiring Board - Usb Board (Cbx3)

    HCD-BX5BT/CBX1/CBX3 Ver. 1.2 • See page 25 for Circuit Boards Location. 6-7. PRINTED WIRING BOARD – USB Board (CBX3) – : Uses unleaded solder. USB BOARD (CONDUCTOR SIDE) USB BOARD (COMPONENT SIDE) (NC) CN904 R928 R921 C901 IC915 C914 R938 RB922 RB921 R937 R983...

  • Page 31: Schematic Diagram - Usb Board (Cbx3)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for Waveforms. • See page 46 for IC Block Diagrams. • See page 49 for IC Pin Function Description. 6-8. SCHEMATIC DIAGRAM – USB Board (CBX3) – S-RAM IC921 IS61LV6416-10T C912 C910 C909 R916 CN905 BOOT R970 R971...

  • Page 32: Printed Wiring Boards - Bluetooth Section (Bx5Bt)

    HCD-BX5BT/CBX1/CBX3 • See page 25 for Circuit Boards Location. 6-9. PRINTED WIRING BOARDS – BLUETOOTH Section (BX5BT) – : Uses unleaded solder. MAIN BOARD CN323 ANT BOARD BT BOARD (SIDE A) (Page 33) FB905 BLUETOOTH MODULE CN904 ANT901 PATTERN IC903 ANTENNA (FOR BLUETOOTH) C903...

  • Page 33: Schematic Diagram - Bluetooth Section (Bx5Bt)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for IC Block Diagrams. 6-10. SCHEMATIC DIAGRAM – BLUETOOTH Section (BX5BT) – CN902 R900 SPI_MOSI R913 R935 SPI_CLK +3.3V REGULATOR R936 SPI_MISO (NC) IC903 XC6213B332MR R937 SPI_CSB VOUT FB906 FB907 C905 C958 C957 C901 C904 C902 C903 C906...

  • Page 34: Printed Wiring Boards - Regulator Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 6-11. PRINTED WIRING BOARDS – REGULATOR Section – 6-12. SCHEMATIC DIAGRAM – REGULATOR Section – • See page 25 for Circuit Boards Location. : Uses unleaded solder. 5V REGULATOR BOARD REGULATOR BOARD (BX5BT/CBX3) (CBX3) IC306 IC305 CN315 (Page 29) +5.4V REGULATOR VBUS-GND...

  • Page 35: Printed Wiring Board - Main Board

    HCD-BX5BT/CBX1/CBX3 • See page 25 for Circuit Boards Location. 6-13. PRINTED WIRING BOARD – MAIN Board – : Uses unleaded solder. • Semiconductor (Page 32) (Page 32) Location 5V REGULATOR REGULATOR BOARD BOARD Ref. No. Location CN324 C314 (Page 40) (Page 40) (Page 38) (Page 38) (Page 44)

  • Page 36: Schematic Diagram - Main Section (1/4)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for IC Block Diagrams. 6-14. SCHEMATIC DIAGRAM – MAIN Section (1/4) – (1/4) (CBX3) CN304 REQ-1 BUCK BUCK JR211 JR213 BUS3 BUS3 JR221 (BX5BT/CBX1) BUS2 BUS2 (BX5BT/CBX1) BUS1 BUS1 (CBX3) BUS0 BUS0 DVDD 3.3V C347 C354 C346 DVSS...

  • Page 37: Schematic Diagram - Main Section (2/4)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for Waveforms. • See page 46 for IC Block Diagrams. • See page 49 for IC Pin Function Description. 6-15. SCHEMATIC DIAGRAM – MAIN Section (2/4) – (2/4) (CBX3) R376 (BX5BT) CN301 R457 D311 4.7k (CBX1/CBX3) 1SS355W CN306...

  • Page 38: Schematic Diagram - Main Section (3/4)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for IC Block Diagrams. 6-16. SCHEMATIC DIAGRAM – MAIN Section (3/4) – (3/4) CN309 C212 470p R-IN AGND L-IN STBY C112 470p MONITOR (Page 39) (CBX3) CN321 Q103,203 MUTING Q342 2SA1235TP-1EF R435 R471 R420 Q340,341 L-OUT D319 2.2k...

  • Page 39: Schematic Diagram - Main Section (4/4)

    HCD-BX5BT/CBX1/CBX3 • See page 46 for IC Block Diagrams. 6-17. SCHEMATIC DIAGRAM – MAIN Section (4/4) – (4/4) DGND JR107 (Page (BX5BT) C118 R479 (BX5BT) Q324 RT1N141C C110 R488 R487 JR104 C308 R113 DACGND C115 100k R112 R455 CN323 100k 2.2k BT_AV_ROLE Q323...

  • Page 40: Printed Wiring Board - Amp Board

    HCD-BX5BT/CBX1/CBX3 Ver. 1.1 • See page 25 for Circuit Boards Location. 6-18. PRINTED WIRING BOARD – AMP Board – : Uses unleaded solder. MAIN BOARD MAIN BOARD AMP BOARD CN321 CN309 (Page 33) (Page 33) (CBX3) (BX5BT/CBX1) (BX5BT/CBX1) (CBX3) (CBX3) 11, 12 (11, 12) 1-873-145-...

  • Page 41: Schematic Diagram - Amp Board

    HCD-BX5BT/CBX1/CBX3 • See page 46 for IC Block Diagrams. 6-19. SCHEMATIC DIAGRAM – AMP Board – POWER AMP IC601 STK433-730S ∗R135,235 2.2k(CBX3) 4.7k(BX5BT/CBX1) R541 ∗R136,236 4.7k(BX5BT/CBX1) (CBX3) C501 C505 R542 22k(CBX3) 100p 100p C509 C510 (BX5BT/CBX1) CN308 C529 1/2W 0.01 0.01 CN320 R501...

  • Page 42: Printed Wiring Boards - Speaker Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 • See page 25 for Circuit Boards Location. 6-20. PRINTED WIRING BOARDS – SPEAKER Section – : Uses unleaded solder. SPEAKER BOARD HEADPHONE BOARD J500 PHONES J301 AUDIO IN R428 Q316 C329 C306 R478 C581 EP511 R132 C304 C131 L101...

  • Page 43: Schematic Diagram - Speaker Section

    HCD-BX5BT/CBX1/CBX3 6-21. SCHEMATIC DIAGRAM – SPEAKER Section – Q316,317 FAN MOTOR DRIVE Q317 KTA1266GR C387 CN313 R460 FAN+ M301 R459 FAN+ (FAN) R478 R428 R475 4.7k 4.7k R498 ∗ R415 100k Q316 2SC3052F CN317 R489 ∗ D313 R133 MC2838 AUDIO-IN L J301 R132 C131...

  • Page 44: Printed Wiring Boards - Panel Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 • See page 25 for Circuit Boards Location. 6-22. PRINTED WIRING BOARDS – PANEL Section – : Uses unleaded solder. TOP PANEL BOARD S809 FUNCTION (BX5BT/CBX1) (BX5BT) BLUETOOTH (CBX3) S813 AUDIO IN AUDIO IN (CBX1) (CBX3) S805 R863 S809 S811...

  • Page 45: Schematic Diagram - Panel Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 6-23. SCHEMATIC DIAGRAM – PANEL Section – REMOTE CONTROL RECEIVER IC804 NJL24H400A LCD801 LIQUID CRYSTAL DISPLAY R851 R852 2.2k C835 C836 470p (BX5BT) S801 S802 S803 ∗D803,804 BLUETOOTH SELK2E10C-DLF62(BX5BT) SELU2610C-SLF62(CBX3:CND,AEP,UK(Pearl Silver model),AUS,SP,TW,KR) SELU2B10A-SLF62(CBX1/CBX3:UK(Gunmetallic model)) R819 R815 SIRCS D803,804 R820 R821...

  • Page 46: Printed Wiring Board - Power Board

    HCD-BX5BT/CBX1/CBX3 • See page 25 for Circuit Boards Location. 6-24. PRINTED WIRING BOARD – POWER Board – : Uses unleaded solder. • Semiconductor POWER BOARD Location Ref. No. Location D906 T902 D907 SUB POWER D908 TRANSFORMER D909 D910 D911 D912 (AC IN) CN901 D913...

  • Page 47: Schematic Diagram - Power Board

    HCD-BX5BT/CBX1/CBX3 6-25. SCHEMATIC DIAGRAM – POWER Board – T902 SUB POWER TRANSFORMER D909 D907 1N4002B 1N4002B D910 D908 1N4002B 1N4002B JW909 CN904 R908 R909 10P(CBX1) 12P(BX5BT/CBX3) R904 R905 4.7k 4.7k USB UNREG (BX5BT/CBX3) D923 USB UNREG MC2838 RELAY SUB GND R910 R911 UNREG SUB...
  • Page 48 HCD-BX5BT/CBX1/CBX3 • Waveforms • IC Block Diagrams – CD Board – – USB Board – – MAIN Board – – CD Board – IC901 ud (X2) IC301 qa (XCOUT) IC101 ia (RFi) IC201 TK63115SCL-G@GT (BX5BT/CBX1) IC201 XC6215B152MR (CBX3) (CD play mode) VIN 1 VOUT VIN 1...
  • Page 49 HCD-BX5BT/CBX1/CBX3 – BT Board – – USB Board – IC903 XC6213B332MR IC915 R5523N001B-TR-F 5 OUT VIN 1 GATE CURRENT ON/OFF CONTROL LIMIT CONTROL 4 IN VOUT UVLO CURRENT LIMIT – FLAG VOLTAGE DELAY REFERENCE THERMAL SHUTDOWN VSS 2 CE 3 –...
  • Page 50 HCD-BX5BT/CBX1/CBX3 IC310 PST3629NR IC311 BA6956AN OUT 1 VDD 2 – CONTROL LOGIC VREF GND 3 IC321, 322 TC74HC4066AFT (EL) IC323 TC74VHC157FT (EKJ) SELECT 11 1 1I/O 1A 2 STROBE INPUT 1O/I 2 INPUT OUTPUT 2O/I 3 4I/O 11 12 OUTPUT INPUT 2I/O 4 4O/I...
  • Page 51 HCD-BX5BT/CBX1/CBX3 • IC Pin Function Description CD BOARD IC101 (CD-MP3 PROCESSOR) TC94A70FG-006 (BX5BT/CBX1),TC94A70FG-007 (S, D) (CBX3) Pin No. Pin Name Description AVSS3 Ground terminal RFZi RF ripple zero crossing signal input terminal RFRP RF ripple signal output terminal SBAD/RFDC Sub beam addition signal or RF peak detection signal output terminal Not used Focus error signal output terminal Not used Tracking error signal output terminal TEZi...
  • Page 52 HCD-BX5BT/CBX1/CBX3 Pin No. Pin Name Description TEST Setting terminal for test mode Normally fixed at "L" Interrupt request signal input terminal Not used AoUT3 (PO4) Request signal output to the USB controller (CBX3) AoUT2 (PO5) Audio data output terminal Not used Request signal output to the system controller and USB controller (CBX3) PIO0 Request signal output to the system controller (BX5BT/CBX1)
  • Page 53 HCD-BX5BT/CBX1/CBX3 Pin No. Pin Name Description Laser diode on/off control signal output to the automatic power control circuit "H": laser diode on Light amount monitor input from the laser diode of optical pick-up block RVSS3 Ground terminal FNi2 (C) Main beam (C) input from the optical pick-up block FNi1 (A) Main beam (A) input from the optical pick-up block FPi2 (D)
  • Page 54 HCD-BX5BT/CBX1/CBX3 USB BOARD IC901 TMP92CD28FG-2CB2 (USB CONTROLLER) Pin No. Pin Name Description /RESET Reset signal input from the system controller "L": reset Ready to send signal input from the system controller 3, 4 NO USE Not used Function selection signal input terminal Fixed at "L" in this set DVCC Power supply terminal (+3.3 V) 7 to 9...
  • Page 55 HCD-BX5BT/CBX1/CBX3 Pin No. Pin Name Description NO USE Not used DVSS Ground terminal Clear to send signal output to the system controller DATA Serial data output terminal Not used CLOCK Serial data transfer clock signal output terminal Not used TXD1 Serial data output to the system controller RXD1 Serial data input from the system controller...
  • Page 56 HCD-BX5BT/CBX1/CBX3 MAIN BOARD IC301 M3062LFGPFP-704 (BX5BT) (SYSTEM CONTROLLER) M3062LFGPFP-700 (CBX1) (SYSTEM CONTROLLER) M3062LFGPFP-701 (CBX3) (SYSTEM CONTROLLER) Pin No. Pin Name Description ST DATA IN Serial data and stereo detection signal input from the tuner (FM/AM) /STEREO ST CLK Serial data transfer clock signal output to the tuner (FM/AM) ST DATA OUT Serial data output to the tuner (FM/AM) SIRCS...
  • Page 57 HCD-BX5BT/CBX1/CBX3 Pin No. Pin Name Description DEC BUS SEL2 Data selection signal output terminal Not used PULL UP Connected to the power supply 47 to 53 Not used BT_AV_ ROLE Transmission/reception mode notification signal output to the bluetooth module (BX5BT) BT_RESET Reset signal output to the bluetooth module "L": reset (BX5BT) BT AUDIO...

  • Page 58: Exploded Views

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they : Korean model may have some difference from the original are seldom required for routine service. Some : Singapore model one.

  • Page 59: Front Panel Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 7-2. FRONT PANEL SECTION not supplied (CBX3) (BX5BT) supplied FRONT PANEL board supplied (BX5BT) D803 D804 LCD801 not supplied (HEADPHONE board) not supplied not supplied (ANT board) (BX5BT) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-2177-256-1 PANEL (FRONT) ASSY (CBX1)

  • Page 60: Main Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 7-3. MAIN SECTION not supplied supplied supplied (CBX3) supplied supplied loading mechanism section supplied (CBX3: AEP, UK, KR) supplied (BX5BT) POWER board section not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1236-563-A BT BOARD, COMPLETE (BX5BT) 3-077-331-01 +BV3 (3-CR) A-1236-544-A USB BOARD, COMPLETE (CBX3)

  • Page 61: Power Board Section

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 7-4. POWER BOARD SECTION not supplied (CBX3: AEP, UK, KR) (CBX3: SP) (POWER board) not supplied (VOLTAGE SELECTOR board) supplied not supplied (SPEAKER board) supplied not supplied (AMP board) F902 (BX5BT/ not supplied CBX3) not supplied not supplied (REGULATOR board) F901 (BX5BT/CBX3)

  • Page 62: Loading Mechanism Section

    HCD-BX5BT/CBX1/CBX3 7-5. LOADING MECHANISM SECTION not supplied not supplied (MOTOR board) not supplied base unit section not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1242-967-A LOADING (BK) ASSY 4-227-045-41 SPRING (INSULATOR) 3-080-478-01 BELT 4-229-005-41 INSULATOR 4-985-672-01 SCREW (+PTPWH M2.6), FLOATING...

  • Page 63: Base Unit Section (Bu-K6Bd90-Wod: Bx5Bt/Cbx1) (Bu-K6Bd90U-Wod: Cbx3)

    HCD-BX5BT/CBX1/CBX3 7-6. BASE UNIT SECTION (BU-K6BD90-WOD: BX5BT/CBX1) (BU-K6BD90U-WOD: CBX3) (including sled motor (M402), spindle motor (M401)) spindle motor (M401) sled motor (M402) S201 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 0 251 A-4735-357-A BASE ASSY, OP (KSM-213D) A-1229-580-A CD BOARD, COMPLETE (CBX3) 1-832-404-21 CABLE, FLEXIBLE FLAT (16 CORE) S201...

  • Page 64: Electrical Parts List

    HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SECTION 8 5V REGULATOR ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS The components identified by mark 0 or dotted line with mark 0 are critical for safety. parts list may be different from the parts All resistors are in ohms.
  • Page 65 HCD-BX5BT/CBX1/CBX3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R507 1-216-817-11 METAL CHIP 1/10W C941 1-126-189-11 ELECT CHIP 0.22uF C942 1-126-189-11 ELECT CHIP 0.22uF R508 1-216-821-11 METAL CHIP 1/10W C945 1-162-919-11 CERAMIC CHIP 22PF R509 1-216-841-11 METAL CHIP 1/10W C946 1-162-919-11 CERAMIC CHIP...
  • Page 66 HCD-BX5BT/CBX1/CBX3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R909 1-216-825-11 METAL CHIP 2.2K 1/10W R969 1-216-817-11 METAL CHIP 1/10W R970 1-216-817-11 METAL CHIP 1/10W R910 1-216-825-11 METAL CHIP 2.2K 1/10W R971 1-216-817-11 METAL CHIP 1/10W R911 1-216-864-11 SHORT CHIP R972...
  • Page 67 HCD-BX5BT/CBX1/CBX3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C152 1-164-315-11 CERAMIC CHIP 470PF R134 1-216-857-11 METAL CHIP 1/10W C153 1-164-360-11 CERAMIC CHIP 0.1uF R135 1-216-853-11 METAL CHIP 470K 1/10W C201 1-128-995-21 ELECT CHIP 100uF R136 1-216-837-11 METAL CHIP 1/10W C202...
  • Page 68 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 FRONT PANEL HEADPHONE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VIBRATOR > < RESISTOR > X102 1-795-101-21 VIBRATOR, CERAMIC (16.9344MHz) R815 1-216-821-11 METAL CHIP 1/10W R816 1-216-817-11 METAL CHIP 1/10W ************************************************************ R817 1-216-821-11 METAL CHIP 1/10W...
  • Page 69 HCD-BX5BT/CBX1/CBX3 HEADPHONE MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R532 1-216-817-11 METAL CHIP 1/10W (BX5BT) R533 1-216-817-11 METAL CHIP 1/10W C124 1-126-961-11 ELECT 2.2uF R534 1-216-813-11 METAL CHIP 1/10W C142 1-165-176-11 CERAMIC CHIP 0.047uF (BX5BT/CBX1) C143 1-107-726-91 CERAMIC CHIP...
  • Page 70 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C352 1-126-953-11 ELECT 2200uF D307 6-501-579-01 DIODE MC2837 C353 1-126-953-11 ELECT 2200uF C354 1-164-156-11 CERAMIC CHIP 0.1uF D308 6-501-582-01 DIODE 1N4002-B5 (BX5BT/CBX3) (CBX3) D309 6-501-193-01 DIODE 1SS355WTE-17 D310 6-501-193-01 DIODE 1SS355WTE-17 C355...
  • Page 71 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark JR302 1-216-864-11 SHORT CHIP Q338 8-729-027-43 TRANSISTOR DTC114EKA-T146 JR303 1-216-864-11 SHORT CHIP 0 (CBX3) Q340 8-729-027-43 TRANSISTOR DTC114EKA-T146 JR304 1-216-864-11 SHORT CHIP Q341 8-729-027-38 TRANSISTOR DTA144EKA-T146 Q342 8-729-600-22 TRANSISTOR 2SA1235-F...
  • Page 72 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R215 1-216-845-11 METAL CHIP 100K 1/10W R357 1-216-809-11 METAL CHIP 1/10W (BX5BT) (BX5BT) R217 1-216-841-11 METAL CHIP 1/10W R218 1-216-829-11 METAL CHIP 4.7K 1/10W R358 1-216-809-11 METAL CHIP 1/10W R227 1-216-837-11 METAL CHIP...
  • Page 73 HCD-BX5BT/CBX1/CBX3 MAIN MOTOR POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R433 1-216-833-11 METAL CHIP 1/10W R495 1-216-864-11 SHORT CHIP 0 (BX5BT/CBX1) R434 1-216-833-11 METAL CHIP 1/10W R496 1-216-845-11 METAL CHIP 100K 1/10W R435 1-216-825-11 METAL CHIP 2.2K 1/10W R497...
  • Page 74 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 POWER REGULATOR SPEAKER TOP PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < FUSE HOLDER > C304 1-126-960-11 ELECT C306 1-126-964-11 ELECT 10uF FH901 1-533-233-31 FUSE HOLDER FH902 1-533-233-31 FUSE HOLDER C307 1-126-963-11 ELECT 4.7uF FH903...
  • Page 75 HCD-BX5BT/CBX1/CBX3 TOP PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R855 1-216-833-11 METAL CHIP 1/10W C906 1-107-826-11 CERAMIC CHIP 0.1uF R856 1-216-837-11 METAL CHIP 1/10W C907 1-107-826-11 CERAMIC CHIP 0.1uF R857 1-216-841-11 METAL CHIP 1/10W C908 1-107-826-11 CERAMIC CHIP 0.1uF...
  • Page 76 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R921 1-216-845-11 METAL CHIP 100K 1/10W 0 155 1-830-188-11 CORD, POWER (CBX3: AEP, SP) R922 1-216-845-11 METAL CHIP 100K 1/10W 0 155 1-830-190-11 CORD, POWER (BX5BT/CBX1/CBX3: CND) R923 1-216-802-11 METAL CHIP 1/10W...
  • Page 77 HCD-BX5BT/CBX1/CBX3 HCD-BX5BT/CBX1/CBX3 DIAGRAMS • Note for Printed Wiring Boards and Schematic Diagrams Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. (p: pF) US Model •...
  • Page 78 HCD-BX5BT/CBX1/CBX3 2-1. SCHEMATIC DIAGRAM – MAIN Section (1/4) – (1/4) (CBX3) CN304 REQ-1 BUCK BUCK JR211 JR213 BUS3 BUS3 JR221 (BX5BT/CBX1) BUS2 BUS2 (BX5BT/CBX1) BUS1 BUS1 (CBX3) BUS0 BUS0 DVDD 3.3V C347 C354 C346 DVSS LRCK LRCK USB-RST ST-REQ ST-REQ GATE GATE (Refer to page...
  • Page 79 HCD-BX5BT/CBX1/CBX3 2-2. SCHEMATIC DIAGRAM – MAIN Section (2/4) – (2/4) (CBX3) R376 (BX5BT) CN301 R457 D311 4.7k (CBX1/CBX3) 1SS355W CN306 BUSY D310 1SS355W SIRCS EVER 3.3V SCLK (NC) STBY LED KEY0 KEY0 RETURN USB/BT LED TA LINE -MUTE DGND BACK LIGHT C392 220p R381...
  • Page 80 HCD-BX5BT/CBX1/CBX3 2-3. SCHEMATIC DIAGRAM – MAIN Section (3/4) – (3/4) CN309 C212 470p R-IN AGND L-IN STBY C112 470p MONITOR (Refer to page (CBX3) 39 on original service manual) CN321 Q103,203 MUTING Q342 2SA1235TP-1EF R435 R471 R420 Q340,341 L-OUT D319 2.2k MUTING CONTROL MC2837...
  • Page 81 HCD-BX5BT/CBX1/CBX3 2-4. SCHEMATIC DIAGRAM – MAIN Section (4/4) – (4/4) DGND JR107 (Page (BX5BT) C118 R479 (BX5BT) Q324 RT1N141C C110 R488 R487 JR104 C308 R113 DACGND C115 100k R112 R455 CN323 100k 2.2k BT_AV_ROLE Q323 R111 KTA1271Y 100k BT_CTS R452 BT_RXD Q323-325 R480...
  • Page 82 HCD-BX5BT/CBX1/CBX3 2-5. PRINTED WIRING BOARD – MAIN Board – : Uses unleaded solder. • Semiconductor (BX5BT/CBX3) Location (Refer to page 5V REGULATOR REGULATOR (Refer to page 32 on original BOARD BOARD 32 on original Ref. No. Location service manual) service manual) CN324 C314 (Refer to page...
  • Page 83 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-6. PRINTED WIRING BOARD – POWER Board – : Uses unleaded solder. • Semiconductor POWER BOARD Location Ref. No. Location D906 T902 D907 SUB POWER D908 TRANSFORMER D909 D910 D911 D912 (AC IN) CN901 D913 LF901 D914 LINE FILTER D916 D917...
  • Page 84 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-7. SCHEMATIC DIAGRAM – POWER Board – T902 SUB POWER TRANSFORMER D909 D907 1N4002B 1N4002B D910 D908 1N4002B 1N4002B JW909 CN904 R908 R909 10P(CBX1) 12P(BX5BT/CBX3) R904 R905 4.7k 4.7k USB UNREG (BX5BT/CBX3) D923 USB UNREG MC2838 RELAY SUB GND R910 R911...
  • Page 85 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS The components identified by mark 0 or dotted line with mark 0 are critical for safety. parts list may be different from the parts All resistors are in ohms.
  • Page 86 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C362 1-164-156-11 CERAMIC CHIP 0.1uF D315 6-501-582-01 DIODE 1N4002-B5 (BX5BT/CBX3) C363 1-126-943-11 ELECT 2200uF D318 6-501-582-01 DIODE 1N4002-B5 D319 6-501-579-01 DIODE MC2837 C364 1-124-261-00 ELECT 10uF D320 6-500-335-01 DIODE MC2838-T112-1 C366...
  • Page 87 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q392 8-729-036-86 TRANSISTOR KTC3203Y-AT JR472 1-216-296-11 SHORT CHIP Q393 8-729-600-22 TRANSISTOR 2SA1235-F JR474 1-216-864-11 SHORT CHIP JR475 1-216-864-11 SHORT CHIP < RESISTOR > JR476 1-216-864-11 SHORT CHIP JR478 1-216-864-11 SHORT CHIP 0 (CBX3)
  • Page 88 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R304 1-216-809-11 METAL CHIP 1/10W R369 1-216-809-11 METAL CHIP 1/10W R370 1-216-809-11 METAL CHIP 1/10W R305 1-216-805-11 METAL CHIP 1/10W R371 1-216-809-11 METAL CHIP 1/10W R306 1-216-837-11 METAL CHIP 1/10W R372...
  • Page 89 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R443 1-216-845-11 METAL CHIP 100K 1/10W < VIBRATOR > R444 1-216-841-11 METAL CHIP 1/10W X301 1-760-252-12 VIBRATOR, CRYSTAL (32.768kHz) R445 1-216-833-11 METAL CHIP 1/10W X302 1-760-489-11 VIBRATOR, CERAMIC (5MHz)
  • Page 90 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R910 1-216-864-11 SHORT CHIP R911 1-216-864-11 SHORT CHIP < RELAY > 0 RY901 1-755-334-11 RELAY, AC POWER < TRANSFORMER > 0 T902 1-443-846-11 TRANSFORMER, POWER (BX5BT/CBX1/CBX3: CND, TW) 0 T902 1-443-908-11 TRANSFORMER, POWER (CBX3: AUS)
  • Page 91 HCD-BX5BT/CBX1/CBX3 US Model HCD-BX5BT/CBX1 Canadian Model SERVICE MANUAL AEP Model UK Model Ver. 1.3 2007.06 E Model Australian Model HCD-CBX3 SUPPLEMENT-2 File this supplement with the service manual. Subject: Change of AMP, MAIN and SPEAKER boards (Suffix-13/-23) In this set, AMP, MAIN and SPEAKER boards have been changed in the midway of production.
  • Page 92 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 DIAGRAMS • Note for Printed Wiring Boards and Schematic Diagrams Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. (p: pF) •...
  • Page 93 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-1. PRINTED WIRING BOARD – MAIN Board – : Uses unleaded solder. • Semiconductor (BX5BT/CBX3) Location (Refer to page 5V REGULATOR REGULATOR (Refer to page 32 on original BOARD BOARD 32 on original Ref. No. Location service manual) service manual) CN324 C314...
  • Page 94 HCD-BX5BT/CBX1/CBX3 2-2. SCHEMATIC DIAGRAM – MAIN Section (1/4) – (1/4) (CBX3) CN304 REQ-1 BUCK BUCK JR211 JR213 BUS3 BUS3 JR221 (BX5BT/CBX1) BUS2 BUS2 (BX5BT/CBX1) BUS1 BUS1 (CBX3) BUS0 BUS0 DVDD 3.3V C347 C354 C346 DVSS LRCK LRCK USB-RST ST-REQ ST-REQ GATE GATE (Refer to page...
  • Page 95 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-3. SCHEMATIC DIAGRAM – MAIN Section (2/4) – (2/4) (CBX3) R376 (BX5BT) R457 D311 4.7k (CBX1/CBX3) 1SS355W CN306 D310 1SS355W SIRCS EVER 3.3V STBY LED KEY0 KEY0 RETURN USB/BT LED TA LINE -MUTE DGND BACK LIGHT C392 220p R381 (Refer to page...
  • Page 96 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-4. SCHEMATIC DIAGRAM – MAIN Section (3/4) – (3/4) CN309 C212 470p R-IN AGND L-IN STBY C112 470p MONITOR (Page 9) (CBX3:AEP,UK,KR) CN321 Q103,203 MUTING Q342 2SA1235TP-1EF R435 R471 R420 Q340,341 L-OUT D319 2.2k MUTING CONTROL MC2837 R-OUT (Page 9) R227...
  • Page 97 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-5. SCHEMATIC DIAGRAM – MAIN Section (4/4) – (4/4) DGND JR107 (Page (BX5BT) C118 R479 (BX5BT) Q324 RT1N141C C110 R488 R487 JR104 C308 R113 DACGND C115 100k R112 R455 CN323 100k 2.2k BT_AV_ROLE Q323 R111 KTA1271Y 100k BT_CTS R452 BT_RXD...
  • Page 98 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-6. PRINTED WIRING BOARD – AMP Board – MAIN BOARD MAIN BOARD AMP BOARD CN321 CN309 (Page 3) (Page 3) (CBX3: AEP, UK, KR) (CBX3: AEP, UK, KR) 13, 23 (13, 23) 1-873-145- (CHASSIS) (CBX3: AEP, UK, KR) (CBX3: AEP, UK, KR) (CHASSIS) HCD-BX5BT/CBX1/CBX3...
  • Page 99 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-7. SCHEMATIC DIAGRAM – AMP Board – POWER AMP IC601 STK433-730S ∗R135,235 2.2k(CBX3) 4.7k(BX5BT/CBX1) R541 ∗R136,236 4.7k(BX5BT/CBX1) (CBX3:AEP,UK,KR) C501 C505 R542 22k(CBX3) 100p 100p C509 C510 (BX5BT/CBX1/CBX3:CND,AUS,SP,TW) CN308 C529 1/2W 0.01 0.01 CN320 R501 R502 C502 470p ∗...
  • Page 100 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 2-8. PRINTED WIRING BOARD – SPEAKER Board – 2-9. SCHEMATIC DIAGRAM – SPEAKER Board – : Uses unleaded solder. C387 Q317 47 25V(CBX3:AEP,UK,AUS,SP,TW,KR) CN313 KTA1266GR R460 100 16V(BX5BT/CBX1/CBX3:CND) SPEAKER BOARD FAN+ M301 Q316,317 R459 ∗R428 FAN+ (FAN) FAN MOTOR DRIVE 1k(CBX3:AEP,UK,AUS,SP,TW,KR) R478...
  • Page 101 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS When indicating parts by reference number, parts list may be different from the parts All resistors are in ohms. please include the board. specified in the diagrams or the components METAL: Metal-film resistor.
  • Page 102 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R542 1-260-087-11 CARBON 1/2W R543 1-216-841-11 METAL CHIP 1/10W C303 1-126-933-11 ELECT 100uF R544 1-216-841-11 METAL CHIP 1/10W C305 1-162-970-11 CERAMIC CHIP 0.01uF R545 1-216-833-11 METAL CHIP 1/10W C308...
  • Page 103 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C385 1-107-826-11 CERAMIC CHIP 0.1uF EP302 1-537-771-21 TERMINAL BOARD, GROUND (BX5BT) (CBX3: AEP, UK, KR) C386 1-107-726-91 CERAMIC CHIP 0.01uF C391 1-126-935-11 ELECT 470uF <...
  • Page 104 HCD-BX5BT/CBX1/CBX3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark JR491 1-216-864-11 SHORT CHIP R110 1-216-841-11 METAL CHIP 1/10W JR492 1-216-296-11 SHORT CHIP JR493 1-216-296-11 SHORT CHIP 0 (CBX3) R111 1-216-845-11 METAL CHIP 100K 1/10W JR494 1-216-864-11 SHORT CHIP (BX5BT) JR495...
  • Page 105 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R318 1-216-809-11 METAL CHIP 1/10W (CBX3: AEP, UK) R392 1-216-809-11 METAL CHIP 1/10W R319 1-216-809-11 METAL CHIP 1/10W R393 1-216-809-11 METAL CHIP 1/10W R394 1-216-813-11 METAL CHIP 1/10W R320...
  • Page 106 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 MAIN SPEAKER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R455 1-216-825-11 METAL CHIP 2.2K 1/10W C125 1-117-863-11 CERAMIC CHIP 0.47uF 6.3V (BX5BT) (CBX3: AEP, UK, KR) R456 1-216-825-11 METAL CHIP 2.2K 1/10W C219 1-100-597-91 CERAMIC CHIP 0.1uF...
  • Page 107 HCD-BX5BT/CBX1/CBX3 Ver. 1.3 SPEAKER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R349 1-216-857-11 METAL CHIP 1/10W (CBX3: AEP, UK, AUS, SP, TW, KR) R409 1-216-841-11 METAL CHIP 1/10W R415 1-216-833-11 METAL CHIP 1/10W (CBX3: AEP, UK, AUS, SP, TW, KR) R415 1-216-845-11 METAL CHIP 100K...
  • Page 108 HCD-BX5BT/CBX1/CBX3 MEMO...
  • Page 109 HCD-BX5BT/CBX1/CBX3 US Model HCD-BX5BT/CBX1 Canadian Model SERVICE MANUAL AEP Model UK Model Ver. 1.3 2007.06 E Model Australian Model HCD-CBX3 SUPPLEMENT-3 File this supplement with the service manual. Subject: Addition of POWER board (Suffix-23: for Singapore model) Addition of VOLTAGE SELECTOR board (Sigapore model only) POWER board of suffix-23 is added for CBX3: Singapore model.
  • Page 110 HCD-BX5BT/CBX1/CBX3 DIAGRAMS • Note for Printed Wiring Boards and Schematic Diagrams Note on Printed Wiring Board: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. (p: pF) •...
  • Page 111 HCD-BX5BT/CBX1/CBX3 1-1. PRINTED WIRING BOARD – POWER Section (CBX3: Singapore model) – : Uses unleaded solder. POWER BOARD • Semiconductor Location T902 SUB POWER TRANSFORMER Ref. No. Location D906 A-10 D907 (AC IN) D908 CN901 D909 LF901 LINE FILTER D910 D911 D912 D913...
  • Page 112 HCD-BX5BT/CBX1/CBX3 1-2. SCHEMATIC DIAGRAM – POWER Section (CBX3: Singapore model) – T902 SUB POWER TRANSFORMER D909 D907 1N4002B 1N4002B CN905 CN906 JW916 D910 D908 1N4002B 1N4002B JW915 R908 R909 CN904 R904 R905 4.7k 4.7k USB UNREG D923 USB UNREG MC2838 RELAY S901 SUB GND...
  • Page 113 HCD-BX5BT/CBX1/CBX3 POWER VOLTAGE SELECTOR ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS The components identified by mark 0 or dotted line with mark 0 are critical for safety. parts list may be different from the parts All resistors are in ohms.
  • Page 114 HCD-BX5BT/CBX1/CBX3 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 2007.03 2007.04 Change of 5V REGULATOR, AMP, FRONT PANEL, HEADPHONE,...
  • Page 115 Photo: SS-CBX3 (PEARL SILVER) Photo: SS-CBX1 Photo: SS-CBX5 • SS-CBX1 is the speaker system in CMT-BX1. • SS-CBX3 (PEARL SILVER) is speaker system in CMT-BX3/BX3R/BX7DAB. • SS-CBX3 (GUNMETALLIC) is speaker system in CMT-BX3 (UK model)/BX4R. • SS-CBX5 is the speaker system in CMT-BX5BT.
  • Page 116 SS-CBX1/CBX3/CBX5 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 2007.03 2007.05 Addition of system model name (SS-CBX3 for CMT-BX7DAB) 2007.06...

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