Philips fwm 390 service manual
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Extracted text from philips fwm 390 service manual (Ocr-read)
Page 1
1-2 LOCATION OF PC BOARDS /21 /22 /25 /30 Karaoke News x x RDS x x Rotary Encoder (volume control) x x x x Jog Shuttle x x x x V oltage Selector x Aux Input x x x x Digital Output Headphone Socket x x x x Line Output Matrix Surround Loudspeakers Standby - FTD Clock Display x x ECO Standby - Dark x x ECO6 Tuner board - System Non-Cenelec x x ECO6 Tuner board - System Cenelec x x ETF7 Tape Module: Non-Autoreverse Ferro x x x x POWER 2001 Module (30-70W Version): x x x x VERSION VARIATIONS: Type /Versions: FWM390 Features & Board in used: ETF7 BOARD MAINS BOARD LEFT/RIGHT AMPLIFIER & SUPPLY BOARD MAINS SOCKET BOARD TUNER BOARD CD KEY BOARD FRONT BOARD KARAOKE BOARD AF9 BOARD HEADPHONE BOARD CD BOARD
Page 2
1-3 SPECIFICATIONS GENERAL: Mains voltage : 110-127V/220-240V Switchable for /21 230V for /22//25/30 Mains frequency : 50/60Hz Power consumption : < 0.5W at ECO Standby /22/25 < 15W Standby w/Clock on < 80W Active Clock accuracy : < 4 seconds per day Dimension centre unit : 265 x 310 x 365mm TUNER: FM T uning range : 87.5-108MHz Grid : 50kHz IF frequency : 10.7MHz ± 20kHz Aerial input : 75Ω coaxial Sensitivity at 26dB S/N : < 7 µV Selectivity at 600kHz bandwidth : > 25dB IF rejection : > 60dB [80dB] Image rejection : > 25dB [75dB] 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 Grid : 9kHz 10kHz for /21 IF frequency : 450kHz ± 1kHz Aerial input : Frame aerial Sensitivity at 26dB S/N : < 4.4mV/M[4.0mv/m] Selectivity at 18kHz bandwidth : > 18dB IF rejection : > 45dB Image rejection : > 28dB Distortion at RF=50mV, m=80% : < 5% AMPLIFIER: Output power (6 Ω, 1 kHz, 10% THD) : 2 x 40W RMS Frequency response within -3dB : 50Hz-15kHz Dynamic Bass Boost : DBB OFF, DBB 1, DBB 2, DBB 3 2) Digital Sound Control : Jazz, Rock, Techno, Optimal 2) Headphone output at 32 Ω:15mW ± 2dB 5mW ± 2dB (CD mode) Input sensitivity Aux / CDR : 500mV / 1.0V at 600 ΩCASSETTE 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 : > 48dBA COMPACT DISC: Measurement done at output conn. of the CDC module. Frequency response within ± 1.5dB : 20Hz - 20kHz Output level (in Vrms) : 550mV ± 1dB, R out = 100Ω Signal/Noise ratio (A-weighted) : > 80dBA Distortion at 1kHz : < 0.003% Channel unbalance at 1kHz : ±1dB Channel separation at 1kHz : > 60dB De-emphasis : 0 or 15/50 mS (Switched by subcode on the disc) MPEG 1 Layer 3 (MP3-CD) : MPEG AUDIO MP3-CD Bit Rate : 56-256 kbps MP3-CD Sampling Frequencies : 32 kHz, 44.1kHz, 48kHz Recording Format : ISO 9660 UDF format not supported [....] Values indicated are strictly for "Cenelec version" only 1) Default setting is OFF, to switch on please refer page 3-1. 2) Frequency response in each setting is software controlled.