HCD-VX77/VX77J
SERVICE MANUALE Model
HCD-VX77/VX77J is the tuner, deck, CD and
amplifier section in MHC-VX77/VX77J.
Photo: HCD-VX77
Model Name Using Similar MechanismNEW
CDCD Mechanism TypeCDM58-K2BD37A
SECTION
Base Unit TypeBU-K2BD37A
Optical Pick-up TypeKSM-213DAP/Z-NP
TAPE DECKModel Name Using Similar MechanismNEW
SECTIONTape Transport Mechanism TypeTCM-230PWR11
SPECIFICATIONS
Amplifier sectionVIDEO CD/CD player sectionTape player section
The following measured at AC 120, 220, 240V
SystemCompact disc and digitalRecording system4-track 2-channel stereo
50/60 HzFrequency response40 13,000 Hz (?3 dB),
audio system
DIN power output (rated) 160 + 160 watts
LaserSemiconductor laserusing Sony TYPE I
(6 ohms at 1 kHz, DIN)
(?=780nm)cassette
Continuous RMS power output (reference)
Emission duration:
200 + 200 watts
continuousTuner section
(6 ohms at 1 kHz,
Laser outputMax. 44.6 ?W*
10% THD)FM stereo, FM/AM superheterodyne tuner
*This output is the value
Inputs
measured at a distance of
MD/VIDEO (AUDIO) IN:voltage 450 mV/250 mV,FM tuner section
200 mm from the
(phono jacks)impedance 47 kilohms
objective lens surface onTuning range87.5 108.0 MHz
MIC:sensitivity 1 mV,
the Optical Pick-up BlockAntennaFM lead antenna
(phone jack)impedance 10 kilohms
with 7 mm aperture.Antenna terminals75 ohm unbalanced
Frequency response2 Hz 20 kHz (?0.5 dB)Intermediate frequency10.7 MHz
Outputs
Wavelength780 790 nm
VIDEO OUT:max. output level 1 Vp-p,
Signal-to-noise ratioMore than 90 dB
(Phono jack)unbalanced, SyncAM tuner section
Dynamic rangeMore than 90 dB
negative, load impedanceTuning range
Video color system format
75 ohmsMiddle Eastern models: 531 1,602 kHz
NTSC, PAL
S-VIDEO OUT:Y: 1 Vp-p, unbalanced(with the interval set at 9
CD OPTICAL DIGITAL OUT
(4 pin/mini-DIN jack)Sync negativekHz)
(Square optical connector jack, rear panel)
C: 0.286 Vp-pOther models:531 1,602 kHz
Wavelength660 nm
load impedence 75 ohms(with the interval set at 9
Output Level18 dBm
PHONES:accepts headphones of 8kHz)
(stereo mini jack)ohms or more530 1,710 kHz
FRONT SPEAKER:accepts impedance of 6 to(with the interval set at 10
16 ohmskHz)
SURROUND SPEAKER: accepts impedance ofAntennaAM loop antenna
16 ohmsAntenna terminalsExternal antenna terminal
Intermediate frequency450 kHz
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COMPACT DISC DECK RECEIVER
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