Philips fwc 270 service manual

This is the 60 pages manual for philips fwc 270 service manual.
Read or download the pdf for free. If you want to contribute, please upload pdfs to audioservicemanuals.wetransfer.com.

Page: 1 / 60

Extracted text from philips fwc 270 service manual (Ocr-read)

Page 1

1-2 MTF BOARD TRAFO PR I. BOARD TRA FO SEC. B O ARD MA IN S BO ARD (/21/22 Only) CO MBI B O ARD F R O NT B O A RD CD BOARD LOCATION OF PCBS /21 Karaoke News RDS Incredible Surround Rotary Encoder (volume control) x Jog Shuttle x V oltage Selector x Aux Input x Digital Output Headphone Socket x Line Output Subwoofer Output Surround Output Matrix Surround Loudspeakers Standby - FTD Clock Display x ECO Standby - Dark Combi - Non-Cenelec Tuner x Combi - Cenelec Tuner VERSION VARIATIONS: T ype /Versions: FWC270 Features & Board in used:

Page 2

1-3 SPECIFICATIONS GENERAL: Mains voltage : 110-127V/220-240V Switchable Mains frequency : 50/60Hz Power consumption : < 70W Active < 20W at Standby Clock accuracy : < 4 seconds per day Dimension centre unit : 265 x 310 x 365mm TUNER: FM T uning range : 87.5-108MHz Grid 100kHz IF frequency : 10.7MHz ± 20kHz Aerial input : 75 Ω coaxial Sensitivity at 26dB S/N : < 7 µV Selectivity at 600kHz bandwidth : > 25dB IF rejection : > 60dB Image rejection : > 25dB Distortion at RF=1mV, dev. 75kHz : < 3% -3dB Limiting point : < 8 µV Crosstalk at RF=1mV, dev. 40kHz : > 18dB MW T uning range : 531-1602kHz or 530-1700kHz Grid : 9kHz or 10kHz IF frequency : 450kHz ± 1kHz Aerial input : Frame aerial Sensitivity at 26dB S/N : < 4.4mV/M Selectivity at 18kHz bandwidth : > 18dB IF rejection : > 45dB Image rejection : > 28dB Distortion at RF=50mV, m=80% : < 5% AMPLIFIER: Output power : 2 x 40W 1) RMS Frequency response within -3dB : 50Hz-15kHz Dynamic Bass Boost : DBB ON, DBB 1, DBB 2, 2) Digital Sound Control : Jazz, Techno, Optimal, 2) Headphone output at 32Ω: 15mW ± 2dB Input sensitivity, R S = 600 Ω Aux / CDR : 500mV / 1.0V Mic : {3.5mV } CASSETTE RECORDER: Number of track : 2 x 2 stereo Tape speed : 4.76 cm/sec +2.5/-1.5% W ow and flutter : < 0.35% DIN Fast-wind/rewind time C60 : 130 sec Bias system : 75kHz ± 5kHz 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 within ± 1.5dB : 20Hz - 20kHz Output level (in Vrms) : 550mV ± 2dB, R out = 100 Ω 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 on the disc) 1) 6Ω, 1kHz, 10% THD 2) Frequency response in each setting is software controlled. : Rock DBB 3 by subcode