Philips fw c 28 service manual

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philips fw c 28 service manual

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1-2 ETF BOARD MAINS BOARD TUNER BOARD COMBI BOARD H/P BOARD KARAOKE BOARD FRONT BOARD CD BOARD CD KEY BOARD LOCATION OF PC BOARDS PCS 103 447/21M /22 /33 /34 * Dolby B Incredible Surround Karaoke x News x x RDS x x Rotary Encoder (volume control)xxxx Jog Shuttle Voltage Selector x Aux Inputxxxx Digital Output Headphone Socketxxxx Line Output Subwoofer Output Surround Output Matrix Surround Loudspeakers Tuner board - ECO5 Sys x x x Tuner board - Tuner 95 x Standby with clock displayxxxx * For India only VERSION VARIATIONS: Type /Versions: FW-C28 Features & Board in used:

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PCS 103 448 1-3 SPECIFICATIONS GENERAL: Mains voltage : 110-127V/220-240V Switchable for /21/21M 120V for /37 220V for /33 220-230V for /22/34 230V for /25 230-240V for /30 Mains frequency : 50/60Hz Power consumption : < 15W at Standby (Demo mode off) :35W when Active Clock accuracy : < 4 seconds per day Dimension centre unit : 265 x 310 x 320mm TUNER: FM Tuning 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 : 75ohm coaxial 300ohm click fit for /37 Sensitivity at 26dB S/N : < 7µV Selectivity at 600kHz bandwidth : > 30dB Image rejection : > 25dB [> 60dB] Distortion at RF=1mV, dev. 75kHz : < 3% -3dB Limiting point : < 8µV Crosstalk at RF=1mV, dev. 40kHz : > 18dB MW Tuning range : 531-1602kHz 530-1700kHz for /21/37 Grid : 9kHz 10kHz for /21/37 IF frequency : 450kHz ± 1kHz Aerial input : Frame aerial Sensitivity at 26dB S/N : < 4.0mV/M Selectivity at 18kHz bandwidth : > 18dB IF rejection : > 40dB Image rejection : > 28dB Distortion at RF=50mV, m=80% : < 5% LW Tuning range : 153-279kHz Grid : 3kHz IF frequency : 450kHz ± 1kHz Aerial input : Frame aerial Sensitivity at 26dB S/N : [< 7.0mV/M] Selectivity at 18kHz bandwidth : [> 30dB] IF rejection : [> 25dB] Image rejection : [> 35dB] Distortion at RF=50mV, m=80% : [< 5%]AMPLIFIER: Output power : 2 x 15W RMS 2) @ 6 ohm Frequency response within ±3dB : 50Hz-15kHz Dynamic Bass Boost : DBB ON, DBB Off 3) Digital Sound Control : Jazz, Techno, Optimal, Rock 3) Input sensitivity Aux-in : 700mV ± 3dB at 600ohm Mic : {3.5mV ± 3dB} at 600ohm Output sensitivity Headphone : 18mW at 32ohm CASSETTE RECORDER: Number of track : 2 x 2 stereo Tape speed : 4.76 cm/sec ± 2% Wow 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 Type II : > 52dBA COMPACT DISC: Measurement done at output conn. of the CDC module. Frequency response within ± 1.5dB : 20Hz - 20kHz Output level (in Vrms) : 550mV ± 2dB unloaded Signal/Noise ratio (A-weighted) : > 80dBA Distortion at 1kHz : < 0.003% Channel difference at 1kHz : < ± 1dB Channel separation at 1kHz : > 60dB De-emphasis : 0 or 15/50 µS (Switched by subcode on the disc) [....] Values indicated are for "Tuner 95 Board" only {....} Values indicated are for Karaoke version only 1)Default setting is OFF, to switch on please refer to page 3-4 2)±1dB, 1kHz, 10% THD 3)Frequency response in each setting is software controlled.