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Sony HCD-BX9 Service Manual
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Sony HCD-BX9 Service Manual

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3 7 63 1515 0
SERVICE MANUAL
Ver 1.2 2001.08
HCD-BX9/DX9 is the tuner, deck, CD and
amplifier section in MHC-BX9/DX9.
TE
L 13942296513
Amplifier section
European model:
DIN power output (rated)
130 + 130 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (reference)
170 + 170 W
(6 Ω at 1 kHz, 10% THD)
Other models:
The following measured at AC 120, 220, 240 V
50/60 Hz
DIN power output (rated)
220 + 220 W
(4 Ω at 1 kHz, DIN)
Continuous RMS power output (reference)
300 + 300 W
(4 Ω at 1 kHz, 10% THD)
Inputs
MD/VIDEO (AUDIO) IN:
(phone jacks)
voltage 450 mV/250 mV,
impedance 47 kΩ
MIC:
(phone jack)
sensitivity 1 mV,
impedance 10 kΩ
Outputs
PHONES:
(stereo mini jack)
www
accepts headphones of 8 Ω or more
FRONT SPEAKER:
HCD-BX9:
accepts impedance of 6 to 16 Ω
HCD-DX9:
.
accepts impedance of 4 to 16 Ω
Sony Corporation
9-929-239-13
Home Audio Company
2001H0200-1
Shinagawa Tec Service Manual Production Group
© 2001.8
http://www.xiaoyu163.com
HCD-BX9/DX9
SECTION
TAPE DECK
SECTION
CD player section
System
Compact disc and digital audio system
Laser
Semiconductor laser (λ=780 nm)
Emission duration: continuous
Laser output
Max. 44.6 µW*
*This output is the value measured at a
distance of 200 mm from the objective
lens surface on the Optical Pick-up Block
with 7 mm aperture.
Frequency response
2 Hz – 20 kHz (±0.5 dB)
Wavelength
780 – 790 nm
Signal-to-noise ratio
More than 90 dB
Dynamic range
More than 90 dB
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wavelength
Output Level
Tape player section
Recording system
4-track 2-channel stereo
Frequency response (DOLBY NR OFF)
40 – 13,000 Hz (±3 dB),
using Sony TYPE I cassette
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2 9
8
Photo: HCD-DX9
Model Name Using Similar Mechanism
CD
CD Mechanism Type
Base Unit Type
Optical Pick-up Type
Model Name Using Similar Mechanism
Q Q
Tape Transport Mechanism Type
3
6 7
1 3
1 5
SPECIFICATIONS
660 nm
–18 dBm
COMPACT DISC DECK RECEIVER
co
.
9 4
2 8
AEP Model
UK Model
E Model
Australian Model
HCD-BX7/DX7/DX7J
CDM58-K2BD38
BU-K2BD38
KSM-213DAP/ZNP
HCD-BX7/DX7/DX7J
TCM-230MWR11
0 5
8
2 9
9 4
2 8
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
87.5 – 108.0 MHz
Antenna
FM lead antenna
Antenna terminals
75 Ω, unbalanced
Intermediate frequency
10.7 MHz
AM tuner section
Tuning range
BX9, Saudi Arabia models:
531 – 1,602 kHz
(with the interval set at 9 kHz)
Other models:
531 – 1,602 kHz
(with the interval set at 9 kHz)
530 – 1,710 kHz
(with the interval set at 10 kHz)
Antenna
AM Loop antenna
Antenna terminals
External antenna terminal
Intermediate frequency
450 kHz
— Continued on next page —
m
9 9
HCD-BX9
HCD-DX9
9 9
1

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Summary of Contents for Sony HCD-BX9

  • Page 1 SERVICE MANUAL AEP Model UK Model Ver 1.2 2001.08 HCD-BX9 E Model Australian Model HCD-DX9 HCD-BX9/DX9 is the tuner, deck, CD and amplifier section in MHC-BX9/DX9. Photo: HCD-DX9 Model Name Using Similar Mechanism HCD-BX7/DX7/DX7J CD Mechanism Type CDM58-K2BD38 SECTION Base Unit Type...

  • Page 2: Section 4 Test Mode

    http://www.xiaoyu163.com SECTION 4 TEST MODE 3 7 63 1515 0 [MC Cold Reset] [Change-over of MW Tuner Step between 9 kHz and • The cold reset clears all data including preset data stored in the 10 kHz] RAM to initial conditions. Execute this mode when returning •...
  • Page 3 http://www.xiaoyu163.com 3 7 63 1515 0 [MC Test Mode] • This mode is used to check operations of the respective sections of Amplifier, Tuner, CD and Tape. Procedure: Press the ?/1 button to turn on the set. Press the three buttons of x , ENTER and DISC 3 simultaneously.
  • Page 4 http://www.xiaoyu163.com 3 7 63 1515 0 [Aging Mode] This mode can be used for operation check of CD section and tape deck section. • If an error occurred: The aging operation stops and display status. • If no error occurs: The aging operation continues repeatedly.
  • Page 5 http://www.xiaoyu163.com 3 7 63 1515 0 2) Operation during aging mode In the aging mode, the program is executed in the following sequence. (1) The disc tray opens and closes. (2) The mechanism accesses DISC 2 and makes an attempt to read TOC.

  • Page 6: Block Diagrams - Tuner/Cd Section

    HCD-BX9/DX9 DX9 MODEL AM/FM IF MPX TM601 LPF601 3 7 6 3 1 5 1 5 0 FE601 Q602 IC601 7-2. BLOCK DIAGRAMS CF601 CF602 RF IF BUFFER L-CH • RCH is omitted ANT IN IF OUT FM IF L OUT –...
  • Page 7 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 – MAIN SECTION – J102 SURROUND SPEAKER INPUT SELECT R CH TONE/VOL CONT IC101 IC102 IC501 TM801 TUNER L-CH SECTION IN2A VOL OUT2 POWER (Page 22) SPEAKER Q504,505 Q861...
  • Page 8 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-4. SCHEMATIC DIAGRAM – BD SECTION – • See page 21 for Wavefoms. • See page 46 for IC Block Diagrams. (KSM-213DAP) 1 3 9 4 2 2 9 6 5 1 3...
  • Page 9 HCD-BX9/DX9 7-6. SCHEMATIC DIAGRAM – MAIN (1/3) SECTION – • See page 47 for IC Block Diagrams. 3 7 6 3 1 5 1 5 0 BX9 MODEL DX9 MODEL BX9 MODEL MODEL C625 BX9 MODEL 680 : BX9...
  • Page 10 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-7. SCHEMATIC DIAGRAM – MAIN (2/3) SECTION – • See page 21 for Wavefoms. • See page 44 for IC Pin Function Description. • See page 48 for IC Block Diagrams.

  • Page 11: Schematic Diagram - Main (3/3) Section

    HCD-BX9/DX9 7-8. SCHEMATIC DIAGRAM – MAIN (3/3) SECTION – 3 7 6 3 1 5 1 5 0 (Page 27) (Page 31, 33) (Page 31, 33) DX9 MODEL BX9 MODEL BX9 MODEL BX9 MODEL DX9 MODEL 3.3k 4.7k C824...
  • Page 12 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-10. SCHEMATIC DIAGRAM – POWER AMP SECTION – (BX9 MODEL) RBV-602-01 1.5k 0.22 0.22 (Page 41) 1 3 9 4 2 2 9 6 5 1 3 C512 0.01...
  • Page 13 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-12. SCHEMATIC DIAGRAM – POWER AMP SECTION – (DX9 MODEL) RBV-1506 NO505 (Page 43) (Page 43) 1 3 9 4 2 2 9 6 5 1 3 (Page 43)
  • Page 14 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-14. SCHEMATIC DIAGRAM – PANEL SECTION – • See page 21 for Wavefoms. • See page 45 for IC Pin Function Description. • See page 47 for IC Block Diagrams.
  • Page 15 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-15. PRINTED WIRING BOARD – LEAF SW SECTION – • See page 21 for Circuit Boards Location. (Page 26) 1 3 9 4 2 2 9 6 5 1 3...

  • Page 16: Schematic Diagram - Leaf Sw Section

    HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-16. SCHEMATIC DIAGRAM – LEAF SW SECTION – NORMAL SPEED HIGH SPEED 1 3 9 4 2 2 9 6 5 1 3 (Page 28) w w w u 1 6 3...

  • Page 17: Schematic Diagram - Driver Section

    HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-18. SCHEMATIC DIAGRAM – DRIVER SECTION – C712 1 3 9 4 2 2 9 6 5 1 3 (Page 29) w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 18 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-20. SCHEMATIC DIAGRAM – TRANS SECTION – (BX9 MODEL) (Page 31) 1 3 9 4 2 2 9 6 5 1 3 F973 T4A 250V TRANSFORMER w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 19 HCD-BX9/DX9 3 7 6 3 1 5 1 5 0 7-22. SCHEMATIC DIAGRAM – TRANS SECTION – (DX9 MODEL) CN978 F973 T4A 250V F972 T4A 250V 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

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