DENON Схема DCD-485 & 685 free download

File name Схема DCD-485 & 685.PDF

B Hi-Fi Component SERVICE MANUAL MODEL DCD-485/685 STEREO CD PLAYER DCD-485 DCD-685 Some illustration using in this service manual is slightly from the actual set. SAFETY PRECAUTIONS SAFETY PRECAUTIONS The following check should be performed for the continued prtection of the customer and service technician. LEAKAGE CURRENT CHECK Before reterning the unit to the customer,make sure you make either (1) a leakage current check or (2) a line to chassis resistance check. If the leakage current exceeds 0.5 miliamps, or if hte resistance from chassis to either side of the power cord is less than 460 kohms, the unit is detective. SPECIFICATIONS SPECIFICATIONS DCD-485 DCD-685 AUDIO Number of Channels: 2 channels Freqency Responese: 2 to 20 kHz Dynamic Range: 98 dB 100 dB Signal to Noise ratio: 105 dB 110 dB Harmonic distortion: 0.003 % (1 kHz) Separation: 102 dB (1 kHz) 103 dB (1 kHz) Wow and Flutter: Below measurable limit: ( 0.001 % W. peak) Output Voltage: 0.2 to 2.0 V DISCS Compact Disc format GENERAL CHARACTERISTICS Power Supply: AC 230 V, 50 Hz Power consumption: 11 W 12 W Dimensions: 434 (W) x 100 (H) x 285 (D) mm Mass: 3.4 kg 3.6 kg FUNCTIONS AND DISPLAY Functions: Automatic searchi, programmed playback, repeat playback, manual search, auto space, time mode, auto edit, dimmer, random playback, pitch control (DCD-685 only) Display: Track number, time, music calendar and engaged modes Others: Headphones jack REMOTE CONTROL UNIT RC-266 Remote Control System: Infrared pulse system Power Supply: 3V DC; two R6P (standard size AA) dry cell batteries External Dimensions: 54.5 (W) x 140 (H) x 24.8 (D) mm Mass: 85 g including batteries Specifications and design are subject to change without notice for purpose of improvement. 2 DISASSENBLY (Followthe procedure below in reverse order when reassembling Follow the procedure below in reverse order when reassembling) 1. Top Cover 1. Remove 4 screws 1 on both sides. 2. Remove