Philips fwc 380 service manual
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Extracted text from philips fwc 380 service manual (Ocr-read)
Page 1
1-2 LOCATION OF PRINTED CIRCUIT BOARDS ETF7 BOARD MAINS BOARD POWER BOARD MAINS SOCKET BOARD TUNER BOARD CD KEY BOARD FRONT BOARD KARAOKE BOARD AF9 BOARD HEADPHONE BOARD CD BOARD /21 /22 /30 /34 /37 Aux in /CDR inxxxxx Line Out Surround Out Subwoofer Outxxxxx Digital Outxxxxx Matrix Surround CD Text Dolby B RDS x x News x x Dolby Pro Logic (DPL) Incredible Surroundxxxxx Karaoke Features x Voltage Selector x ECO Power Standby (Clock Display Off) x x x ECO6 Tuner Board - Systems Non-Cenelec x x x x ECO6 Tuner Board - Systems Cenelec x Center/Surround Channel Note: 3CDC-LC-MB Module is mechanically the same as 3CDC-LC Module except the schematics, layouts & electrical parts list related to the CDC Board.The CDC Board (recognized by 12NC : 3103 303 34522 printed on the Board) is introduced as an alternative to supplement for the shortage of Servo IC TDA7073A. VERSION VARIATIONS: Type /Versions: FW-C380 Features & Board in used:
Page 2
1-3 SPECIFICA TIONS GENERAL: Mains voltage : 110-127V/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 :< 15W at Standby :90W at Active Clock accuracy : < 4 seconds per day Dimension centre unit : 265 x 310 x 390mm 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 : 75Ω coaxial 75Ω 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 Tuning 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 Tuning 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 (6Ω, 1kHz, 10% THD) L & R : 2 x 60W Output power (6Ω, 60Hz-12.5kHz, 10% THD) /37 L & R : 2 x 45W Frequency response within -3dB : 60Hz-16kHz Digital Sound Control (DSC) : Optimal, Jazz, Rock, Techno Virtual Environment Control (VEC) : Hall, Concert, Cinema Dynamic Bass Boost (DBB) : DBB 1, DBB 2, DBB 3, DBB OFF Incredible Surround : IS ON, IS OFF Input sensitivity Aux in : 500mV ± 3dB at 600Ω CDR in : 1V ± 3dB at 600Ω Mic : {3mV ± 3dB at 600Ω} Output sensitivity Subwoofer out : 1.5V ± 2dB at 22 kΩ Headphone output at 32Ω:15mW ± 2dB Digital (Coax) out : IEC 958, 44.1kHz 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 COMPACT DISC: Measurement done at output conn. of the CDC module. Frequency response : < ±1.5dB for 20Hz-20kHz Output Voltage (in Vrms) : 550mV ± 1dB 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. {....} Values for /21/21M only 1) Default setting is OFF, to switch on please refer page 3-4.