Fisher AD 9020 Schematic
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Extracted text from Fisher AD 9020 Schematic (Ocr-read)
Page 1
SERVICE MANUAL
COMPACT DISC PLAYER
I FISHER '
D-9002
( EUROPE )
137 351 40
SPECIFICATIONS
System .......................................... Compact disc digital audio Edit Disc Play
AUDIO CHARACTERISTICS Tape Length Selection ............................. C-46, C-60, C-90
Frequency Response ...................... 20 Hz - 20 kHz :I:0.7 dB Display ................................. Side AB editing time display
Harmonic Distortion ...................... Less than 0.008% (1 kHz) lntroscan Play ............................................. 10 seconds/track
(20kHz Low Pass Filter) Random Play ............. With the RANDOM PLAY button during
Dynamic Range ............................................ More than 96 dB the PLAY mode
S/N Ratio .................................................... More than 100 dB Repeat Play ....... One track/all tracks/all programmed tracks
Wow and Flutter ............................. Below measurable limits Program Reset ................................ With STOP button during
Channel Separation ......................... More than 95 dB (1 kHz) PROGRAMMED PLAY mode
Output Voltage (maximum) ......................................... 2 Vrms Pause ..................................................................... Each track
FUNCTIONS Disc Loading ....................... Motor-driven,horizontal loading
Track/Program Selection ..... With FFWD and FBACK buttons DIGITAL SIGNAL PROCESSING
Index Selection ................ With SCAN/INDEX HandK buttons Optical Pickup ................................................... 3-beam laser
Scanning(fast forward/fast back) Sampling Frequency ................................................. 44.1 kHz
Play mode: ............................. 2-speed search with sound Filters .................... 18-bit, 8 times oversampling digital filter
Pause mode: ..................... 2-speed search without sound 2-pole active filter
Each/Remain/Total Time Display ......... With DISPLAY button D/A Conversion .................... Advanced 1 Bit, D/A converters
during the PLAY mode GENERAL
PROGRAM FUNCTIONS Power Requirements(50 Hz) .............................. AC 110/220V
Program Memory .............................................. 16 selections 20 Watts
Dimensions (WxHxD) ................................ 440 x 94 x 275 mm
Weight (approximate) .................................................... 3.5 kg
- Specifications and design are subject to change without notice. -
REFERENCE No. WM-570551