Service manual

181
VSX-49TX, VSX-47TX
Video Section
Input (Sensitivity) ..........................................1 Vp-p/75 Ω
Output (Level/Impedance)............................. 1 Vp-p/75 Ω
Signal-to-Noise Ratio.............................................. 70 dB
Frequency Response...................... 5 Hz to 10 MHz dB
Component Video Section
Input (Sensitivity) ..........................................1 Vp-p/75 Ω
Output (Level/Impedance)............................. 1 Vp-p/75 Ω
Signal-to-Noise Ratio.............................................. 70 dB
Frequency Response...................... 5 Hz to 40 MHz dB
FM Tuner Section
Frequency Range ............................ 87.5 MHz to 108 MHz
Usable Sensitivity......... Mono: 13.2 dBf, IHF (1.3 µV/75 Ω)
50 dB Quieting Sensitivity.........................Mono: 20.2 dBf
Stereo: 38.6 dBf
Signal-to-Noise Ratio................... Mono: 73 dB (at 85 dBf)
Stereo: 70 dB (at 85 dBf)
Distortion ........................................ Stereo: 0.5 % (1 kHz)
Alternate Channel Selectivity ................... 60 dB (400 kHz)
Stereo Separation ........................................ 40 dB (1 kHz)
Frequency Response...................30 Hz to 15 kHz (± 1) dB
Antenna Input .........................................75 Ω unbalanced
AM Tuner Section
Frequency Range ............................ 530 kHz to 1,700 kHz
Sensitivity (IHF, Loop antenna) ........................... 350 µV/m
Selectivity................................................................. 25 dB
Signal-to-Noise Ratio................................................ 50 dB
Antenna........................................................Loop antenna
Miscellaneous
Power Requirements ............................... AC 120 V, 60 Hz
Power Consumption................................................ 710 W
Power Consumption in Standby mode................... 0.65 W
AC Outlet
SWITCHED...................................... 100 W (0.8 A) MAX
Dimensions .................... 440 (W) × 203 (H) × 472 (D) mm
(17-
5
/16 (W) × 8 (H) × 18-
9
/16 (D) in.)
Weight (without package) ................... 29.3 kg (64 lb 6 oz)
Furnished Parts
FM wire Antenna .............................................................1
AC Power Cord.................................................................1
AM Loop Antenna ........................................................... 1
“AA” IEC LR6 batteries .................................................... 4
Remote Control Unit ........................................................1
Remote Control Cable......................................................1
Remote Control Stand .................................................... 1
U-shaped connectors .......................................................2
Operating Instructions......................................................1
NOTE:
Specifications and the design are subject to possible
modifications without notice, due to improvements.
Amplifier Section
Continuous average power output of
160 watts* per channel, min., at 6
ohms, from 20 Hz to 20,000 Hz with no
more than 0.09 %** total harmonic
distortion (front).
Continuous Power Output
Front ........ 130 W + 130 W (20 Hz-20 kHz, 0.09 %, 8 Ω)
Center .................... 130 W (20 Hz-20 kHz, 0.09 %, 8 Ω)
Surround ........... 130 W + 130 W (20 Hz-20 kHz, 0.09 %, 8 Ω)
Surr. back .......... 130 W + 130 W (20 Hz-20 kHz, 0.09 %, 8 Ω)
Audio Section
Input (Sensitivity/Impedance)
PHONO MM.........................................4.7 mV/47 kΩ
LINE.....................................................382 mV/47 kΩ
Phono Overload level (T.H.D.0.1 %, 1kHz)
PHONO MM...................................................... 120 mV
Frequency Response
PHONO MM..................... 20 Hz to 20,000 Hz ± 0.3 dB
LINE .......................................5 Hz to 100,000 Hz dB
Output (Level/Impedance)
LINE ...................................................... 382 mV/2.2 kΩ
Tone Control
BASS .....................................................± 6 dB (100 Hz)
TREBLE ................................................. ± 6 dB (10 kHz)
LOUDNESS ............................+4/+2 dB (100Hz/10 kHz)
(at volume position -40dB)
Signal-to-Noise Ratio (IHF, short circuited, A network)
PHONO MM......................................................... 86 dB
LINE ................................................................... 105 dB
MULTI CHANNEL IN .... 103 dB(Channel Level: Bypass)
Signal-to-Noise Ratio [EIA, at 1 W (1 kHz)]
PHONO MM......................................................... 83 dB
LINE ..................................................................... 93 dB
* Measured pursuant to the Federal Trade Commission’s
Trade Regulation rule on Power Output Claims for
Amplifiers.
** Measured by Audio Spectrum Analyzer.
VSX-47TX :
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–3
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–3
Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are
trademarks of Dolby Laboratories.
"DTS" and "DTS Digital Surround" are trademarks of
Digital Theater Systems, Inc. Manufactured under
license from Digital Theater Systems, Inc.
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