Teac-MC-DV250-Service-Manual电路原理图.pdf

PC board shown are viewed from parts side. The parts with no reference number or no parts number in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. they must be replaced with identical ensure exact replacement. ! components - refer to the appropriate parts list and 1 SPECIFICATIONS 2 3 EXPLODED VIEW AND PARTS LIST 5 INCLUDED ACCESSORIES 2 ADJUSTMENT AND CHECKS 3 9 22 4 MC-DV250 E: EUROPE UK: U.K. A: AUSTRALIA DVD Home Theater System CN: CHINA HK: HONG KONG 4 PC BOARDS AND PARTS LISTS RadioFans.CN 收音机爱 好者资料库 MC-DV250 2 1 SPECIFICATIONS Pickup : Signal System : NTSC / PAL Semiconductor laser, wave length 650/790 nm Video signal horizontal resolution : More than 50 dB (DVD) DVD Player More than 480 lines (DVD) Dynamic range : Audio frequency response : Audio signal-to-noise ratio :62 dB 80 dB 20 Hz 20 kHz (+1/-3dB) Video signal-to-noise-ratio : S-Video output Y (luminance) - Output level : 1 Vp-p (75 ohm) C (color) - Output level :286 mVp-p (75 ohm) Jack :S-VIDEO jack Video output Output level : 1 Vp-p (75 ohm) Jack :RCA jack Component video output (Y, PB, PR) Y-Output level : 1 Vp-p (75 ohm) 0.7 Vp-p (75 ohm)PB, PR-output level: Jacks :RCA jacks AV connector Jack :SCART Output Power :25 W + 25 W Amplifier (Stereo, 0.7% THD, 20 Hz TO 20 kHz, 6 ohm) 0.09% (at 25 W, 1kHz, 6 ohm)Total Harmonic Distortion: Audio Input sensitivity/impedance: *LINE: 400mV/47 ohm Output level/impedance (TAPE REC)180 mV/ 2.2ohm Frequency Response :* LINE 20 Hz to 28kHz, +0 /-3 dB Signal-to-noise Ratio :* LINE 80 dB (IHF-A) Tone control :BASS: +/- 10dB at 100Hz TREBLE +/- 10dB at 10 kHz Tuning Range : Stereo Separation (1 kHz) : 87.5 108.0 MHz (50 kHz steps) Mono: 55 dB FM Tuner (Without notes 100.1 MHz, 65 dBf) 40 dB Signal-to-Noise Ratio : Mono : 0.5%Total Harmonic Distortion (1 kHz) : Stereo: 0.8% Frequency Response :30 Hz to 15 kHz, +/- 3dB Stereo: 45 dB Tuning Range :522 1611 kHz (9 kHz steps) AM Tuner Usable Sensitivity :500 uV/m 1.5% at 100 dB/mTotal Harmonic Distortion : 40 dB at 100 dB/mSignal-to-Noise Ratio : Speaker Cable x 2 FM T-type Antenna x 1 AM loop Antenna x 1 Owner Manual x 1 Batteries (AAA, R03, UM-4) x 2 Accessories FM Matching Transformer x 1 Subwoofer cable (RCA) x1 Remote Control Unit x 1 (RC-965) General (Main unit) Dimension (W x H x D ): Weight (net) : Power requirements :AC 220V 50 Hz (China model) Power consumption :95 W (STAND BY: 1W) 5.4 kg 360 x 102 x 275 mm AC 230V, 50Hz (Europe/U.K/Hong Kong model) AC 240V, 50Hz (Australia model) Active Subwoofer Unit : 16.5 cm cone type Impedance :4 ohm Output Power:50 W 200 x 297 x 315 mmDimension (W x H x D ): Weight : 7.0 kg Input Power :30 W maximun Speakers System ( L October 2004 BLOCK DIAGRAMMC-DV250 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250DSP PCB (1/2), FRONT PCB, KEY PCB, HEAD PHONE PCB DVD Home Theater System M MC C- -D DV V2 25 50 0 1 st Issue; October 2004 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250DSP PCB (2/2) DVD Home Theater System M MC C- -D DV V2 25 50 0 1 st Issue; October 2004 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250VIDEO PCB, AMP PCB, MAIN PCB, REG PCB DVD Home Theater System M MC C- -D DV V2 25 50 0 1 st Issue; October 2004 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250TUNER DVD Home Theater System M MC C- -D DV V2 25 50 0 1 st Issue; October 2004 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250SUBWOOFER-FRONT PCB DVD Home Theater System M M C C - -D D V V 2 25 50 0 1 st Issue; October 2004 86745231 E D C B A SCHEMATIC DIAGRAMMC-DV250SUBWOOFER-AMP PCB DVD Home Theater System M M C C - -D D V V 2 25 50 0 1 st Issue; October 2004