Page 1
1-2
LOCATION OF PRINTED CIRCUIT BOARDS
/37
Aux in /CDR in x
Line Out
Surround Out
Subwoofer Out
Digital Out
Matrix Surround
CD Text
Dolby B
RDS
News
Dolby Pro Logic (DPL)
Incredible Surround x
Karaoke Features
V oltage Selector
ECO Power Standby (Clock Display Off) x
ECO6 Tuner Board - Systems Non-Cenelec x
ECO6 Tuner Board - Systems Cenelec
Center/Surround Channel
VERSION VARIATIONS:
T
ype /Versions: FW-C550
Features &
Board in used:
HEADPHONE
BOARD
ETF7
BOARD
MAINS
BOARD
L/R AMP. & SUPPLY
BOARD
MAINS SOCKET
BOARD
TUNER
BOARD
KEY-CDC BOARD
FRONT
DISPLAY
BOARD
IR-EYE
BOARD VU
METER
BOARD FRONT CONTROL
BOARD
AF9
BOARD
CD
BOARD
Page 2
1-3
SPECIFICA TIONS
GENERAL:
Mains voltage : 1 10-127V/220-240V Switchable for /21/21M
120V for /37
220V for /33
220-230V for /22/34
230-240V for /30
Mains frequency : 50/60Hz
Power consumption : < 1W at ECO Power Standby :< 25W at Standby
: 175W at Active
Clock accuracy : < 4 seconds per day
Dimension centre unit : 265 x 310 x 390mm
TUNER:
FM
T uning range : 87.5-108MHz
65.81-74MHz for /34
1)
Grid: 50kHz (& 30kHz for /34)
100kHz for /37
IF frequency : 10.7MHz ± 25kHz
Aerial input : 75-„¦ coaxial
75 -„¦ click fit for /37
Sensitivity at 26dB S/N : < 7µV
Selectivity at 600kHz bandwidth : > 25dB
Image rejection : > 25dB
Distortion at RF=1mV, dev. 75kHz : < 3%
-3dB Limiting point : < 8µV
Crosstalk at RF=1mV, dev. 40kHz : > 18dB
MW
T uning range : 531-1602kHz
530-1700kHz for /21/21M/37
Grid : 9kHz
10kHz for /21/21M/37
IF frequency : 450kHz ± 1kHz
Aerial input : Frame aerial
Sensitivity at 26dB S/N : < 4.0mV/M
Selectivity at 18kHz bandwidth : > 18dB
IF rejection : > 45dB
Image rejection : > 28dB
Distortion at RF=50mV, m=80% : < 5%
LW
T uning range : 153-279kHz /22
Grid : 3kHz
IF frequency : 450kHz ± 1kHz
Aerial input : Frame aerial
Sensitivity at 26dB S/N : [< 7.0mV/M]
Selectivity at 18kHz bandwidth : [> 24dB]
IF rejection : [> 30dB]
Image rejection : [> 30dB]
Distortion at RF=50mV, m=80% : [< 5%] AMPLIFIER:
Output power (6
-„¦, 60Hz-12.5kHz, 10% THD)
L & R : 2 x 100W FTC
Frequency response within -3dB : 40Hz-20kHz
Incredible Surround : ON/OFF
MAX Sound : ON/OFF
Digital Sound Control (DSC) : Digital, Rock, Pop,
Newage, Classic, Electric
V irtual Ambience Control (VAC) : Hall, Concert, Cinema,
Disco, Arcade, Cyber
Dynamic Bass Boost (DBB) : BEAT, PUNCH, BLAST,
DBB OFF
Input sensitivity Aux in : 500mV ± 3dB at 1kHz
CDR in : 1V ± 3dB at 1kHz
Output sensitivity
Headphone output at 32 -„¦:15mW ± 2dB
CASSETTE RECORDER:
Number of track : 2 x 2 stereo
T ape speed : 4.76 cm/sec ± 2%
W ow and flutter : < 0.4% DIN
Fast-wind/Rewind time C60 : 130 sec
Bias system : 75kHz ± 10kHz
Rec/Pb frequency response within 8dB : 80Hz - 12.5kHz
Signal to Noise Ratio (Type I) : > 48dBA
COMPACT DISC:
Measurement done at output conn. of the CDC module.
Frequency response : < ±1.5dB for 20Hz-20kHz
Output Voltage (in Vrms) : 550mV ± 2dB unloaded
Signal to Noise Ratio (A-weighted) : > 80dBA
Distortion at 1kHz : < 0.003%
Channel Unbalance : < ±1dB
Channel Separation (1kHz) : >60dB
De-emphasis : 0 or 15/50 mS (Switched by subcode on the disc)
[....] Values indicated are for "ECO6 Cenelec Board" only.
1) Default setting is OFF, to switch on please refer page 3-4.