Philips cem 2000 service manual
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Extracted text from philips cem 2000 service manual (Ocr-read)
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TECHNICA L SPECIFIC ATION 1 - 2 Pow er supply 12 V DC (11 V - 16 V), negat ive ground Fuse 15 A Su itab le speaker imp ed an ce 4 - 8 Maximum pow er output 45 W x 4 channels Co ntinuou s power output 22 W x 4 RMS (4 10% T.H.D.) Pre-Amp output voltage 2.0 V Aux-in lev el 500 mV Dimensions (W x H x D) 188 x 58 x 201 mm Weight 1.47 kg Radio Frequency rang e - FM 87.5 - 108 .0 MHz (100kHz per step in auto search and 50kHz per step in manual search) Frequency rang e - AM(MW) 522 - 1620 KHz (9 kHz) 530 - 1710 kHz (10 kHz) Us ab le sensitivity - FM 8 µV Us ab le sensitivity - AM(MW) (S/N = 20 dB) 30 µV General inforamtion Type /Versions : Feature s Board in used : CEM2000 Service policy SERVO BOARD MAIN BOARD * TIPS : C -- Component Lever Repai r. M -- Module Lever Repair -- Used /00 /00 /55 15/ 16/ 85/ Feature di ffrence RDS VO LTAGE SELEC TOR ECO S TANDB Y - DARK C/M C/M Type /Versions : CEM2000 /05 /12 /55 15/ 16/ 85/ VERSION VARIATION C/M C/M C C Europe APAC C C
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1-3 LF Generator e.g. PM5110 Recorder Use Universal Test Cassette CrO2SBC419 4822 397 30069 LEVEL METERe.g. Sennheiser UPM550 with FF-filter S/N and distortion met e e.g. Sound Technology ST170 L R DUT or Universal Test Cassette FeSBC420 4822 397 30071 LEVEL METERe.g. Sennheiser UPM550 with FF -filter S/N and distortion metere.g. Sound Technology ST1700B L R DUT CD Use Audio Signal Disc (replaces test disc 3) SBC429 4822 397 30184 Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT S/N and distortion meter e.g. Sound Technology ST1700B Frame aeriale.g. 7122 707 89001 Tuner AM (MW,LW) To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday´s cage. Use a bandpass filter (or at least a high pass filter with 250Hz) to e\ liminate hum (50Hz, 100Hz). RF Generator e.g. PM5326 Ri=50 : Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance f\ rom the pilottone (19kHz, 38kHz). Ri=50 : Tuner FM MEASUREMENT SETUP