Philips FWM2200/55, Service Manual, Page: 6 / 30

1-5
TECHNICAL SPECIFICATION
Set DSC to Flat mode
Adjust volume to obtain 500mW across 6 ohm load at 1ch speaker ouput
AUDIO SIGNAL PROCESSING
Micro Hi-Fi System with PLL Tuner ,USB, CD-MP3, 100W+-1dB*2 channel (1speaker load) Class D Digital Power Amplifier
1 ) DSC ( Digital Sound Control )
Input sinewave 2000mV at 1kHz to R/L channel of AUX-IN socket
The 500mW will be used as 0dB reference
Inject sinewave 2000MV to AUX - IN socket with frequencies indicated below :
Inject sinewave 650MV to MP3-LINK socket with frequencies indicated below :
Tabel 1a ( Tolerance ± 3dB )
Frequency
DSC Modes with DBB Off
JAZZ DBB Off ROCK DBB Off TECHNO DBB ON OPTIMAL DBB ON
100 Hz -5dB +5 dB -2 dB + 5 dB
+2dB + 6 dB -4 dB 10 kHz
1 kHz 0 + 2 dB -2 dB 0
0dB
2 ) DBB ( Dynamic Bass Boot )
Frequency DBB OFF DBB ON
0
Remarks
GENERAL PART 1 - AUDIO SIGNAL SPECICFICATION ( 1 )
Ver
A4
2
1
SH 190 - 5
CHECK: Douglas
DATE : 2013-3-22 ᮹
YUSAN INDUSTRIES LTD
NAME : Luochide 10
3
FWM2200 MICRO SYSTEM
Issued Date Class No
Play CD testing signal of 1KHZ
+5dB
Set DSC to FLAT mode and switch off DBB
Adjust volume level will be as 0 dB reference.
Tabel 2 ( Tolerance ± 3dB )
2013-3-22
᮹
100HZ