Marantz SR7400 Service Manual

1
1. TECHNICAL SPECIFICATIONS
FM TUNER SECTION [SR7400]
Frequency Range.............................................87.5 - 108.0 MHz
Usable Sensitivity ........................................IHF 1.8 µV/16.4 dBf
Signal to Noise Ratio............................... Mono/Stereo 75/70 dB
Distortion.................................................Mono/Stereo 0.2/0.3 %
Stereo Separation ....................................................1 kHz 45 dB
Alternate Channel Selectivity ............................± 300 kHz 60 dB
Image Rejection ....................................................98 MHz 70 dB
Tuner Output Level ....................... 1 kHz, ± 75 kHz Dev 800 mV
AM TUNER SECTION [SR7400]
Frequency Range...................................531 - 1602 kHz [/K/N/S]
...................................... 520 - 1710 kHz [/L/U]
Signal to Noise Ratio.......................................................... 50 dB
Usable Sensitivity..................................................... Loop 400µV
Distortion............................................... 1 kHz, 30 % Mod. 0.5 %
Selectivity ............................................................± 20 kHz 70 dB
AUDIO SECTION
Power Output (20 Hz - 20 kHz/THD=0.08%)
Front L&R................................................8 ohms 105 W / Ch
Center.....................................................8 ohms 105 W / Ch
Surround L&R.........................................8 ohms 105 W / Ch
Surround Back ........................................8 ohms 105 W / Ch
Front L&R................................................6 ohms 130 W / Ch
Center.....................................................6 ohms 130 W / Ch
Surround L&R.........................................6 ohms 130 W / Ch
Surround Back ........................................6 ohms 130 W / Ch
Input Sensitivity/Impedance .......................... 168 mV/ 47 kohms
Signal to Noise Ratio
Analog Input / Source Direct......................................... 105 dB
Frequency Response
Analog Input / Source Direct............8 Hz - 100 kHz (± 3 dB)
Digital Input / 96 kHz PCM................ 8 Hz - 45 kHz (± 3 dB)
VIDEO
Television Format ....................................................... NTSC/PAL
Input Level/Impedance....................................... 1 Vp-p/75 ohms
Output Level/Impedance .................................... 1 Vp-p/75 ohms
Video Frequency Response ....................5 Hz to 8 MHz (- 1 dB)
Video Frequency (Component) ..............5 Hz to 80 MHz (- 1 dB)
S/N ..................................................................................... 60 dB
GENERAL
Power Requirement.................................AC 100 V 50/60 Hz [/F]
......................................AC 220 V 50 Hz [/K]
......................................AC 110 V 60 Hz [/L]
..................................AC 230 V 50 Hz [/N/S]
..................................... AC 120 V 60 Hz [/U]
Power Consumption .......................................................... 540 W
Weight ............................................................ 14.0 kg (30.9 Ibs)
ACCESSORIES
Remote Control Unit RC1400 ................................................... 1
AAA-size batteries.................................................................... 3
FM Antenna [SR7400]............................................................... 1
FM Antenna Converter [SR7400].............................................. 1
AM Loop Antenna [SR7400] ..................................................... 1

Marantz SR7400 Specifications

General

Number of Channels	7
DTS Processing	DTS, DTS-ES, DTS Neo:6
Component Video Inputs	3
Tuner	AM/FM
Type	AV Receiver
THD	0.08%
Input Sensitivity	200 mV
Signal to Noise Ratio	105 dB
Frequency Response	10 Hz - 100 kHz
Weight	28.7 lbs
Total Harmonic Distortion	0.08%
Signal-to-Noise Ratio	105 dB
HDMI Inputs	No
Preamp Outputs	Yes
Output Power (8 ohms)	105 watts per channel
Digital inputs	3 optical, 2 coaxial
Input Sensitivity/Impedance	200 mV / 47k ohms