Sony HCD-MC1 Service Manual

HCD-MC1

SERVICE MANUAL

• This set is the tuner, deck, CD
and amplifier section in MHC-MC1.

Manufactured under license from Dolby Laboratories
Licensing Corporation.
“DOLBY” and the double-D symbol a are trademarks
of Dolby Laboratories Licensing Corporation.

CD
Section

Tape deck
Section

Model Name Using Similar Mechanism HCD-F150/FR10
CD Mechanism Type CDM-46B1
Optical Pick-up Name KSS-213BA/F-NP
Model Name Using Similar Mechanism HCD-DR8AV
Tape Transport Mechanism Type TCM-230AWR2/230PWR2

US Model

E Model

SPECIFICATIONS

Amplifier section
U.S.A models:

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 8 Ω loads both channels driven, from 70 – 20,000 Hz; rated 80 W per
channel minimum RMS power, with no more than 0.9% toral harmonic
distortion from 250 mW to read output.

Continuous RMS power output

80 + 80 W(8Ω at 1kHz, 10% THD)

Tortal harmonic distortion

less than 0.09%(8Ω at 1kHz, 40W)

Inputs
VIDEO/MD IN (phono jack):

voltage 250mV/450mV,
impedance 47kΩ

Outputs
VIDEO/MD OUT (phono jack):

voltage 250mV,
impedance 1kΩ

PHONES (stereo phone jacks):

accepts headphones of 8Ω or more

SPEAKER :accepts impedance of 8 to 16Ω
REAR SPEAKER :

accepts impedance of 16Ω

SUPER WOOFER :

Voltage 1V, impedance 1kΩ

CD player section

System Compact disc and digital audio system
Laser Semiconductor laser (λ =780mm)

Emission duration:
continuous

Laser output Max. 44.6µW*

*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 2Hz – 20kHz (±0.5dB)
Wavelength 780 – 790nm
Signal-to-noise retio More than 90dB
Dynamic range More than 90dB
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Output Level –18dBm

Tape player section

Recording system 4-track 2-channel stereo
Frequency response (DOLBY NR OFF)

40 – 13,000Hz (±3dB),

using Sony TYPE I

cassette

40 – 14,000Hz (±3dB),

using Sony TYPE II

cassette

Tuner section

FM stereo, FM/AM superheterodyne tuner

FM tuner section

Tuning range 87.5 – 108.0MHz
Antenna FM lead antenna
Antenna terminals 75Ω unbalanced
Intermediate frequency 10.7MHz

— Continued on next page —

MICROFILM

MINI HI-FI COMPONENT SYSTEM

6-4. SCHEMATIC DIAGRAM BD SECTION • See page 71 for Waveforms. • See page 72 for IC Pin Functions.

BA/F-NP

HCD-MC1

1SS133T

7

6

5

3

2

1

4

— 37 — — 38 —

CD

The components identified by mark ! or dotted
line with mark ! are critical for safety.
Replace only with part number specified.

6-6. SCHEMATIC DIAGRAM CD MOTOR SECTION

HCD-MC1

CD

— 41 — — 42 —

6-8. SCHEMATIC DIAGRAM AUDIO SECTION • See page 80 for IC Block Diagrams.

50V

50V

HCD-MC1

MAIN BOARD

P

CN106

(Page 55)

220

220

0.01

The components identified by mark ! or dotted
line with mark ! are critical for safety.

16

Replace only with part number specified.

— 45 — — 46 —