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Sony HTC-V5550 Service Manual
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Sony HTC-V5550 Service Manual

Sony HTC-V5550 Service Manual

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SERVICE MANUAL
• This set is the deck and Video CD
section in MHC-V5550/V7770.
This stereo system is equipped with the Dolby B-
type noise reduction system.
* Manufactured under license from Dolby
Laboratories Licensing Corporation.
DOLBY, the double-D symbol a and "PRO LOGIC"
are trademarks of Dolby Laboratories Licensing
Corporation.
Video section
Inputs
Outputs
VIDEO CD/CD player section
System
Laser
Laser output
MICROFILM

SPECIFICATIONS

AV INPUT VIDEO (phono jack):
1Vp-p, 75
VIDEO IN (phono jack)
1Vp-p, 75
MONITOR OUT (phono jack):
1Vp-p, 75
VIDEO OUT (phono jack)
1Vp-p, 75
S-VIDEO (4-pin/mini-DIN jack):
Y: 1Vp-p, unbalanced, sync negative
C: 0.286Vp-p, load impedance 75
Compact disc, digital audio video system
Semiconductor laser ( =780nm)
Emission duradon: continuous
Max. 44.6µW*
*This output is the value measured at a
diatance of 200 mm from the objective
lens surface on the Optical Pick-up Block
with 7 mm aperture.
HTC-V5550
Model Name Using Similar Mechanism
CD
CD Mechanism Type
Section
Base Unit Type
Optical Pick-up Name
Model Name Using Similar Mechanism
Tape deck
Section
Tape Transport Mechanism Type
Frequency response
Wavelength
Signal to noise ratio
Dynamic range
Video Color System format
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wavelength
Output Level
Tape player section
Recording system
Frequency response
(DOLBY NR OFF)
Design and specifications are subject to change without notice.
COMPACT DISC DECK
E Model
Chinese Model
HCD-V717
CDM38-5BD24
BU-5BD24
KSS-213BA/F-NP
HTC-W555
TCM-230AWR2
TCM-230PWR2
20 Hz – 20 kHz (±1 dB)
780 – 790 nm
More than 90 dB
More than 90 dB
NTSC, PAL
600 nm
–18 dBm
4-track 2-channel stereo
40 – 13,000 Hz (±3 dB),
using Sony TYPE
cassette
40 – 14,000 Hz (±3 dB),
using Sony TYPE
cassette

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Summary of Contents for Sony HTC-V5550

  • Page 1 4-track 2-channel stereo Frequency response 40 – 13,000 Hz (±3 dB), System Compact disc, digital audio video system (DOLBY NR OFF) using Sony TYPE Laser Semiconductor laser ( =780nm) cassette Emission duradon: continuous 40 – 14,000 Hz (±3 dB), Laser output Max.
  • Page 2 HTC-V5550 6-4. SCHEMATIC DIAGRAM — CD SECTION — • Refer to page 55 for Waveforms. • Refer to page 58, 59 for IC Block Diagrams. (Page 51) The components identified by mark ! or dotted line with mark ! are critical for safety.
  • Page 3 HTC-V5550 6-5. SCHEMATIC DIAGRAM — DECK SECTION — • Refer to page 59 for IC Block Diagrams. MAIN BOARD CNS101 (Page 36) The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
  • Page 4 HTC-V5550 6-8. SCHEMATIC DIAGRAM — MAIN (1/2) SECTION — • Refer to page 59 for IC Block Diagrams. (Page 40) (Page 46) (Page 46) (Page 51) (Page 30) (Page 52) — 35 — — 36 —...
  • Page 5 HTC-V5550 6-9. SCHEMATIC DIAGRAM — MAIN (2/2) SECTION — • Refer to page 33 for Printed Wiring Board. • Refer to page 60 for IC Pin Function Description. The components identified by mark ! or dotted line with mark ! are critical for safety.
  • Page 6 HTC-V5550 6-10. PRINTED WIRING BOARD — LEAF SW SECTION — • Refer to page 16 for Circuit Boards Location. MAIN BOARD CNS104 (Page 33) 6-11. SCHEMATIC DIAGRAM — LEAF SW SECTION — MAIN BOARD CNS104 (Page 36) — 39 —...
  • Page 7 HTC-V5550 6-13. SCHEMATIC DIAGRAM — PANEL SECTION — (Page 37) (Page 37) (Page 37) — 43 — — 44 —...
  • Page 8 HTC-V5550 6-14. SCHEMATIC DIAGRAM — CD MOTOR SECTION — • Refer to page 59 for IC Block Diagrams. MAIN BOARD CN112 (Page 35) MAIN BOARD CN111 (Page 35) — 45 — — 46 —...
  • Page 9 HTC-V5550 6-17. SCHEMATIC DIAGRAM — VIDEO (1/2) SECTION — • Refer to page 61 for IC Pin Function Description. • Refer to page 55 to 57 for Waveforms. (Page 27) (Page 35) (Page 36) — 51 — — 52 —...
  • Page 10 HTC-V5550 6-18. SCHEMATIC DIAGRAM — VIDEO (2/2) SECTION — • Refer to page 49 for Printed Wiring Board. • Refer to page 55 to 57 for Waveforms. • Refer to page 59 for IC Block Diagrams. • Refer to page 64 for IC Pin Function Description.
  • Page 11 • Waveforms – VIDEO BOARD – – BD BOARD – 1 IC101 @§ (RFDC) 200 mV/DIV, 500 ns/DIV 6 IC101 $¶ (BCLK) 1 IC501 5 (LRCK) +0.25 Vp-p 5.2 Vp-p –0.20 5 Vp-p 474 ns 22.8 s !£ 2 IC101 @¶ (TE) 200 mV/DIV, 100 µs/DIV 7 IC101 ^™...
  • Page 12 !ª &∞ !§ IC505 `⁄⁄⁄ (DA-BCK), IC509 !¶ (BCK) 6 IC402 !¡ IC505 (XIN) (C-OUT) 4.8 Vp-p 3.4 Vp-p 0.5 Vp-p 8.1 MHz 472 ns @º *§ !¶ Q301 (Base) 7 IC402 !™ IC505 (XOUT) (DA-XCLK) 1.8 Vp-p 4.2 Vp-p 5.2 Vp-p 8.1 MHz 60 ns...
  • Page 13 @§ IC401 5 @¡ IC509 @º (384FSO) 1 Vp-p 5.1 Vp-p 59 ns @¶ IC401 7 @™ IC509 @¡ (768FSO) 2 Vp-p 4.8 Vp-p 30 ns @• J301 3 (COUT) @£ IC509 @¢ (XT2) 1 Vp-p 1 Vp-p 27 MHz @ª...

  • Page 14: Ic Block Diagrams

    6-19. IC BLOCK DIAGRAMS –BD BOARD – IC101 CXD2545Q SFDR RFDC SSTP FILO LOCK FILI CLTV AVSS RFAC BIAS DFCT MIRR ASYI COUT CLOK XLAT DATA ASYO AVDD ATSK DFSW SCLK ASYE DIRC XRST SENS MUTE SQCK PSSL SQSO WDCK LRCK DA16 EXCK...

  • Page 15: Audio Board

    IC103 CXA1821M-T6 –VIDEO IN/OUT BOARD – IC601 NJM4580D-D A OUT LD ON A –IN B OUT LC/PD APC LD AMP VREF RF EQ AMP A +IN B –IN RF SUMMING AMP B +IN V– FOCUS ERROR AMP FE BIAS TRACKING ERROR AMP VC BUFFER –AUDIO BOARD –...

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