Marantz SR-3000, Service Manual

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TECHNICAL SPECIFICATION SR3000
General
Mains voltage :230V for /N
:120V for /U
Mains frequency : 50Hz for /N
: 60Hz for /U
Power concumption :
≤
2W at stby
Dimension : 440x138x350 mm
Remote control : RC3000SR
Amplifier
Output power
L+R : 2x50W at 6
Ω
D= 0,7% (1kHz)
Center : 50W at 6
Ω
D= 0,7% (1kHz)
Surround : 50W at 2X3
Ω
D= 0,7% (1kHz)
Distortion (1W)
40Hz -1kHz -20kHz :
≤
0,05%(L,R,C)
:
≤
0,2% (Surround ch.)
Headphone : 6,3mm stereo jack with switch
Crosstalk between source —1kHz :
≤
-65dB
(1W) 250Hz – 10kHz :
≤
-60dB
Crosstalk between channels -1kHz :
≤
-45dB
(1W) 250Hz – 10kHz :
≤
-40dB
Frequency response
Left/Right/Center :
≤
20Hz –
≥
20kHz (-3dB)
Surround channel :
≤
100Hz –
≥
7kHz (-3dB)
Power stage protection : Shortcircuit
: DC (Vout
≥
10V)
Temperature : Transformer (
≥
140˚ Celcius)
: Heatsink (
≥
140˚ Celcius)
Input sensitivity
CD : 250mV impedance
≥
47k
Ω
CDR/TAPE : 250mV impedance
≥
47k
Ω
VCR : 250mV impedance
≥
47k
Ω
TV : 250mV impedance
≥
47k
Ω
Output sensitivity
CDR/TAPE : 250mV impedance
≤
1k
Ω
VCR : 250mV impedance
≤
1k
Ω
Output sensitivity (variable)
Center pre-out : 800mV impedance
≤
1k
Ω
Surround pre-out : 800mV impedance
≤
1k
Ω
Equalizer
Loudness
(volume
≤
-20dB Ref: 1kHz=0dB) : Bass 100Hz +6 dB
: Treble 10kHz +3 dB
Tone control (Ref: 1kHz=0dB)
: Bass 100Hz -10dB
➔
+10dB
: Treble 10kHz -10dB
➔
+10dB
DSC settings 100Hz 1kHz 10kHz
Personal dB 0 0 0
Movie dB + 4 +2 +4
Speech dB - 4 +2 - 2
Music dB + 4 - 2 +2
Multimedia dB + 8 0 +6
Dolby Pro Logic
Stereo bypass from : Lt , Rt into Left, Right
Dolby Pro-logic decoding : Lt , Rt into Left, Right, Center,
:
Surround
Dolby 3 stereo decoding : Lt , Rt into Left, Center, Right
Dolby Phantom decoding : Lt , Rt into Left, Right, Surround
(Phantom = no center speaker)
Hall
: Lt , Rt into Left, Surround, Right
Surround delay : variable
Center mode : Large , small
Testtone
Tuner
RDS : Only in /N
FM
Tuning range : 87.5 – 108MHz
Grid : 50kHz for /N
: 100kHz for /U
IF frequency : 10.7MHz
±
25kHz
Aerial input : 75
Ω
coaxial
Sensitivity at 26dB S/N :
≤
7
µ
v
Selectivity at 600kHz bandwidth :
≥
50dB
Inmage rejection :
≥
25dB [ 75dB]
Distortion at RF=1mV,dev.75kHz :
≤
3% [ 2%]
-3dB Limiting point :
≤
7
µ
V
Crosstalk at RF=1mV,dev.40kHz :
≥
18dB [ 26dB]
MW
Tuning range : 531 - 1602kHz for /N
: 530 - 1700kHz for /U
Grid : 9kHz for /N
: 10kHz for /U
IF frequency : 450kHz
±
1kHz
Aerial input : Loop
Sensitivity at 26dB S/N :
≤
4.0mV/m
Selectivity at 18kHz bandwidth :
≥
18dB
IF rejection :
≥
45dB
Inmage rejection :
≥
28dB
Distortion at RF=50mV,m=80% :
≤
5%
LW only in /N
Tuning range : 153 - 279kHz
Grid : 3kHz
IF frequency : 450kHz
±
1kHz
Aerial input : Loop
Sensitivity at 26dB S/N :
≤
7.0mV/m
Selectivity at 18kHz bandwidth :
≥
24dB
IF rejection :
≥
26dB
Inmage rejection :
≥
35dB
Distortion at RF=50mV,m=80% :
≤
5%
[...] Values indicated are for “Tuner 95 Board” only
* Setting is software controlled