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Sony HCD-BX5BT Service Manual
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HCD-BX5BT/CBX1/CBX3
SERVICE MANUAL
Ver. 1.0 2007.03
• HCD-BX5BT is the amplifier, bluetooth, CD player
and tuner section in CMT-BX5BT.
• HCD-CBX1 is the amplifier, CD player and tuner
section in CMT-BX1
• HCD-CBX3 is the amplifier, USB, CD player and
tuner section in CMT-BX3.
• "WALKMAN" and "WALKMAN" logo are registered
trademarks of Sony Corporation.
• MICROVAULT is a trademark of Sony Corporation.
• ATRAC, ATRAC3, ATRAC3plus and their logos are
trademarks of Sony Corporation.
• U.S. and foreign patents licensed from Dolby
Laboratories.
• MPEG Layer-3 audio coding technology and patents
licensed from Fraunhofer IIS and Thomson.
AUDIO POWER SPECIFICATIONS POWER OUTPUT
AND TOTAL HARMONIC DISTORTION (BX5BT/
CBX1):
With 6 ohm loads, both channels driven, from 120 –
10,000Hz; rated 12 watts per channel minimum RMS
power, with no more than 10% total harmonic distortion
from 250 milliwatts to rated output.
Amplifier section
BX5BT/CBX1:
Continuous RMS power output
(reference): 15 + 15 watts (6 ohms at 1 kHz, 10%
THD)
Inputs:
AUDIO IN (stereo mini jack):
voltage 250 mV, impedance 47 kilohms
Outputs:
PHONES (stereo mini jack): accepts he/adphones of
8 ohms or more
SPEAKER: accepts impedance of 6 to 16 ohms
CBX3:
DIN power output (rated):
18 + 18 watts (6 ohms at 1 kHz, DIN)
Continuous RMS power output
(reference): 25 + 25 watts (6 ohms at 1 kHz, 10%
THD)
Music power output (reference):
38 + 38 watts (6 ohms at 1 kHz, 10% THD)
Inputs:
AUDIO IN (stereo mini jack):
voltage 250 mV, impedance 47 kilohms
(USB) port: Type A, maximum current 500 mA
Sony Corporation
9-887-614-01
Personal Audio Division
2007C05-1
Published by Sony Techno Create Corporation
© 2007.03
Photo: HCD-BX5BT
Model Name Using Similar Mechanism
Base Unit Name
Optical Pick-up Block Name

SPECIFICATIONS

Outputs:
PHONES (stereo mini jack): accepts headphones of
8 ohms or more
SPEAKER: accepts impedance of 6 to 16 ohms
Bluetooth section (BX5BT)
Communication system:
Bluetooth Standard version 2.0
Output:
Bluetooth Standard Power Class 2
Maximum communication range:
1)
Line of sight approx. 10 m
Frequency band:
2.4 GHz band (2.4000 GHz – 2.4835 GHz)
Modulation method:
FHSS
2)
Compatible Bluetooth profiles
:
A2DP (Advanced Audio Distribution Profile)
AVRCP (Audio Video Remote Control Profile)
Supported codecs:
Receive: SBC (Sub Band Codec), MP3
Transmit: SBC (Sub Band Codec)
1)
The actual range will vary depending on factors such
as obstacles between devices, magnetic fields around
a microwave oven, static electricity, reception
sensitivity, antenna's performance, operating system,
software application, etc.
2)
Bluetooth standard profiles indicate the purpose of
Bluetooth communication between devices.
AEP Model
HCD-BX5BT/CBX1
HCD-CBX3
USB section (CBX3)
Supported bit rate
MP3 (MPEG 1 Audio Layer-3):
32 – 320 kbps, VBR
ATRAC: 48 – 352 kbps
(ATRAC3plus), 66/105/132 kbps
(ATRAC3)
WMA: 32 – 192 kbps, VBR
AAC: 48 – 320 kbps
Sampling frequencies
MP3 (MPEG 1 Audio Layer-3):
32/44.1/48 kHz
ATRAC: 44.1 kHz
WMA: 44.1 kHz
AAC: 44.1 kHz
CD player section
System: Compact disc and digital audio
system
Laser Diode Properties
Emission duration: continuous
Laser Output*: Less than 44.6µ W
* This output is the value measurement at a distance
of 200mm from the objective lens surface on the
Optical Pick-up Block with 7mm aperture.
Frequency response: 20 Hz – 20 kHz
Signal-to-noise ratio: More than 90 dB
Dynamic range: More than 90 dB
– Continued on next page –
COMPACT DISC RECEIVER
US Model
HCD-BX5BT/CBX1
UK Model
HCD-CBX3
NEW
BU-K6BD90-WOD
BU-K6BD90U-WOD
KSM-213DCP

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Summary of Contents for Sony HCD-BX5BT

  • Page 1: Specifications

    AEP Model Ver. 1.0 2007.03 UK Model HCD-CBX3 • HCD-BX5BT is the amplifier, bluetooth, CD player and tuner section in CMT-BX5BT. • HCD-CBX1 is the amplifier, CD player and tuner section in CMT-BX1 • HCD-CBX3 is the amplifier, USB, CD player and tuner section in CMT-BX3.
  • Page 2 COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
  • Page 3: Table Of Contents

    HCD-BX5BT/CBX1/CBX3 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.
  • Page 4: Servicing Notes

    HCD-BX5BT/CBX1/CBX3 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 5 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).
  • Page 6: General

    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) is active. Front panel BLUETOOTH OPR button Press to make a connection, disconnection, or pairing with a Bluetooth device.
  • Page 7: Basic Operations

    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 8: Other Operations

    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.
  • Page 9: Guide To Parts And Controls

    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...
  • Page 10: 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 11: Panel (Side L/R)

    HCD-BX5BT/CBX1/CBX3 Note: Follow the disassembly procedure in the numerical order given. 3-2. PANEL (SIDE L/R) 1 screw (BVTP3 × 10 (CBX3)) (B3 (BX5BT/CBX1)) 3 panel (side L) 1 screw (BVTP3 × 10 (CBX3)) (B3 (BX5BT/CBX1)) 2 two screws (BVTT3 × 6)
  • Page 12: Main Board, Shield Plate (Pwb Main)

    HCD-BX5BT/CBX1/CBX3 3-4. MAIN BOARD, SHIELD PLATE (PWB MAIN) 8 connector (CN312) 7 Cut the clamp. 9 connector (CN303) 0 connector (CN321) qa three screws (BVTT3 × 6) qf MAIN board qs screw (BVTT3 × 6) qg two washers qd coating clip...
  • Page 13: 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)
  • Page 14: Panel (Front) Assy

    HCD-BX5BT/CBX1/CBX3 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 15: 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 16: 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...
  • Page 17: 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 18: Test Mode

    HCD-BX5BT/CBX1/CBX3 SECTION 4 TEST MODE COLD RESET TUNER STEP CHANGE The cold reset clears all data including preset data stored in the (BX5BT/CBX1) RAM to initial conditions. Execute this mode when returning the A step of AM tuning interval can be changed over between 9 kHz set to the customer.
  • Page 19 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).
  • Page 20: 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.
  • Page 21: 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,...
  • Page 22: 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 23: 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...
  • Page 24: Block Diagram - Panel, Power Supply Section

    HCD-BX5BT/CBX1/CBX3 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)
  • Page 25 HCD-BX5BT/CBX1/CBX3 • Note for Printed Wiring Boards and Schematic Diagrams • Circuit Boards Location Note on Printed Wiring Board: Note on Schematic Diagram: POWER board • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. (p: pF) •...
  • Page 26: 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)
  • Page 27: 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...
  • Page 28: Printed Wiring Board - Usb Board (Cbx3)

    HCD-BX5BT/CBX1/CBX3 • 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...
  • Page 29: 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...
  • Page 30: 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...
  • Page 31: 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...
  • Page 32: Printed Wiring Boards - Regulator Section

    HCD-BX5BT/CBX1/CBX3 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) IC305 IC306 CN315 (Page 29) +5.4V REGULATOR...
  • Page 33: 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 34: 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...
  • Page 35: 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...
  • Page 36: 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...
  • Page 37: 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...
  • Page 38: Printed Wiring Board - Amp Board

    HCD-BX5BT/CBX1/CBX3 • 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) 1-873-145-...
  • Page 39: 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...
  • Page 40: Printed Wiring Boards - Speaker Section

    HCD-BX5BT/CBX1/CBX3 • 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...
  • Page 41: 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 (FAN) R459 FAN+ R478 R428 R475 4.7k 4.7k R498 ∗ R415 100k Q316 2SC3052F CN317 R489 ∗ D313 R133 MC2838 AUDIO-IN L...
  • Page 42: Printed Wiring Boards - Panel Section

    HCD-BX5BT/CBX1/CBX3 • 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...
  • Page 43: Schematic Diagram - Panel Section

    HCD-BX5BT/CBX1/CBX3 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 BLUETOOTH R819 R815 SIRCS D803,804 R820 R821 EVER 3.3V (LCD BACK LIGHT) LED STBY ∗D803,804...
  • Page 44: 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...
  • Page 45: 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...
  • Page 46 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)
  • Page 47: Main Board

    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 48 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...
  • Page 49 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...
  • Page 50 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...
  • Page 51 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...
  • Page 52 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)
  • Page 53 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)
  • 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)
  • 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...
  • Page 56: Exploded Views

    HCD-BX5BT/CBX1/CBX3 SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark 0 are critical for safety.
  • Page 57: Front Panel Section

    HCD-BX5BT/CBX1/CBX3 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...
  • Page 58: Main Section

    HCD-BX5BT/CBX1/CBX3 7-3. MAIN SECTION not supplied supplied supplied (CBX3) loading mechanism supplied section supplied supplied supplied (BX5BT) not supplied POWER board section Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-1236-563-A BT BOARD, COMPLETE (BX5BT) 1-964-881-11 CABLE, COAXIAL (WITH U.F.L CONNECTOR)
  • Page 59: Power Board Section

    HCD-BX5BT/CBX1/CBX3 7-4. POWER BOARD SECTION not supplied (POWER board) (CBX3) F902 (BX5BT/ not supplied CBX3) (SPEAKER board) supplied not supplied F901 not supplied (AMP board) not supplied not supplied (REGULATOR board) not supplied (5V REGULATOR board) M301 (BX5BT/CBX3) supplied not supplied Ref.
  • Page 60: 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...
  • Page 61: 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)
  • Page 62: Electrical Parts List

    HCD-BX5BT/CBX1/CBX3 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 63 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...
  • Page 64 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...
  • Page 65 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...
  • Page 66 HCD-BX5BT/CBX1/CBX3 FRONT PANEL HEADPHONE Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VIBRATOR > R820 1-216-817-11 METAL CHIP 1/10W R821 1-216-821-11 METAL CHIP 1/10W X102 1-795-101-21 VIBRATOR, CERAMIC (16.9344MHz) R851 1-216-821-11 METAL CHIP 1/10W R852 1-216-825-11 METAL CHIP 2.2K...
  • Page 67 HCD-BX5BT/CBX1/CBX3 HEADPHONE MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R535 1-216-817-11 METAL CHIP 1/10W C210 1-126-963-11 ELECT 4.7uF (CBX3) (BX5BT) R536 1-216-813-11 METAL CHIP 1/10W C211 1-162-962-11 CERAMIC CHIP 470PF (BX5BT/CBX1) (CBX3) R536 1-216-817-11 METAL CHIP...
  • Page 68 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...
  • Page 69 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...
  • Page 70 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...
  • Page 71 HCD-BX5BT/CBX1/CBX3 MAIN MOTOR 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...
  • Page 72 HCD-BX5BT/CBX1/CBX3 POWER REGULATOR SPEAKER TOP PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < LINE FILTER > < CONNECTOR > 0 LF901 1-443-993-11 TRANSFORMER, LINE FILTER (LFT) CN313 1-819-131-11 PIN, CONNECTOR 3P < RESISTOR >...
  • Page 73 HCD-BX5BT/CBX1/CBX3 TOP PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R858 1-216-864-11 SHORT CHIP 0 (BX5BT/CBX3) C912 1-162-915-11 CERAMIC CHIP 10PF 0.5PF R859 1-216-821-11 METAL CHIP 1/10W C913 1-107-826-11 CERAMIC CHIP 0.1uF (BX5BT) C914 1-107-826-11 CERAMIC CHIP 0.1uF...
  • Page 74 HCD-BX5BT/CBX1/CBX3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R926 1-216-835-11 METAL CHIP 1/10W 0 F901 1-532-388-33 FUSE (T2AL/250V) 0 F902 R928 1-216-864-11 SHORT CHIP 1-532-388-33 FUSE (T2AL/250V) (CBX3) 0 F902 1-532-463-33 FUSE (T1AL/250V) (BX5BT) R932...
  • Page 75 HCD-BX5BT/CBX1/CBX3 MEMO...
  • Page 76: Revision History

    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...

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