This Marantz CD machine to our maintenance department when symptoms start to appear normal, Panel and remote operation of normal, into the disc spindle does not turn, do not read disc, nor does it display no disc, laser head retreat movement, aggregation of lens movement, with a red laser.Eruservice manual download site
This is a Marantz entry-level CD player, very beautiful workmanship, simple.Eruservice manual download site
Eruservice manual download site
Divided into three parts: turntables, transformers, circuit board, circuit board decoding, driver, output, integrated on a Board, good maintenance is also very clean lines. Laser head with Philips CMD12.4, the laser head performance is stable, error correction is also very good. Check the spindle motor, feed motor, switches and so on are no exception. Laser heads are gathered, but no red light, try replacing the laser head, read discs properly. Completely eliminated after replacing original laser head failure.Eruservice manual download site
Eruservice manual download site
This is Marantz company launched a mid-range model, it absorbed part of the CD-17 series machine technology, makes some simplifying improvements in the circuit. The machines in the transmission mechanism using a Philips straight-line tracking CDM-12. 1 movement, coupled with low noise digital to help drive new, and seismic performance of better selections quickly and accurately. CD-19A and sound quality than the CD-63 model using components moved up one step,Eruservice manual download site
Eruservice manual download site
Machine adopts the high quality and low magnetic flux leakage-EI power transformer, main filter capacitor, output capacitance, and typically expensive machines for upgrade only appears in "ELAN SILMIC" audio exclusive electrolysis. In terms of digital circuits, the machine is 1bit d/a converter, digital signal via NPC's digital filter chip filter, two SM5872BS chips are used for left and right channels decoding, and reduces errorsEruservice manual download site
Eruservice manual download site
Enhancing weak signal reproduction. Analog output using malanshicheng two metal packaging for many years, and engraved with the word HDAM components have also overclocking introduced, large dynamic and high analytical features. Machine equipped with coaxial and optical digital output 1 group, offers an external decoder to make room for equipment upgrades.

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