Manley Labs MANLEY REFERENCE DIGITAL TO ANALOGUE CONVERTER manual

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  • Page 1

    MANLEY LABORATORIES, INC. OWNER'S MANUAL MANLEY REFERENCE DIGITAL TO ANALOGUE CONVER TER MANLEY LABORATORIES, INC 13880 MAGNOLIA AVE. CHINO, CA. 91710 TEL: (909) 627-4256 FAX: (909) 628-2482 emanley@ netcom.com http://www .manleylabs.com[...]

  • Page 2

    CONTENTS INTRODUCTION 3 MAINS CONNECTIONS 4 FIGURE 1 FRONT PANEL 5 FIGURE 2 REAR PANEL 6 INTERNAL 8 WARRANTY 10 WARRANTY REGISTRATION 11 SECTION PAGE[...]

  • Page 3

    THANK YOU!... for choosing the Manley Laboratories REFERENCE 20 BIT DIGITAL TO ANALOGUE CONVERTER. Please read over this manual carefully as it contains information essential to proper operation of this unit. The MANLEY DIGITAL TO ANALOGUE CONVERTER features completely dual- mono analogue sections and power supplies. The digital board features the [...]

  • Page 4

    MAINS CONNECTIONS Your unit has been factory set to the correct mains voltage for your country. The voltage setting is marked on the serial badge, located on the rear panel. Check that this complies with your local supply. Export units for certain markets have a moulded mains plug fitted to comply with local requirements. If your unit does not have[...]

  • Page 5

    FRONT PANEL CONTROLS A DIGITAL INPUT SELECT: Selects any of the 4 digital inputs. Positions 1, 2 and 3 correspond to the RCA phono style S/PDIF and the XLR AES / EBU inputs. Position 4 corresponds to the A.T.&T. Optical input. When the switch is changed the output mutes until "VALID DATA" is "LOCKED" by the AES 21 jitter red[...]

  • Page 6

    G HDCD LED: Lit when the digital source has been HDCD ® encoded. The decoding process takes place automatically. H PHASE SWITCH: In the "180" position this reverses the polarity of both channels. The process is digital. Often a subtle change depending on the music and symetry of the waveforms. The typical recording process occasionally a[...]

  • Page 7

    Q IEC POWER RECEPTACLE: The power cable shipped with the converter connects into this socket. R FUSE HOLDER: Replace only with 1 AMP 220 Volt similar type. T GROUND TERMINAL: Chassis Ground. Some installations may be helped by connecting a wire from this terminal to the preamplifier. Also this may require that the third pin mains ground be disconne[...]

  • Page 8

    5751 5751 7044 7044 LEFT RIGHT GOLD PLATED DIGITAL BOARD DGND AGND LEFT GAIN TRIM RIGHT GAIN TRIM Theoutput level of the DAC is set at the factory. If it is not optimum it is possible for you to adjust it to match your system. We use a standard test CD with a 1 KHz "full scale" (maximum digital value) and adjust the trimmers for 2.0 volts[...]

  • Page 9

    2 CUSTOM 20 BIT ULTRA-ANALOG DIGITAL TO ANALOG CONVERTERS 1 ULTRA-ANALOG AES 21 JITTER REMOVAL CHIP 1 PACIFIC MICROSONICS HDCD CHIP VACUUM TUBE HIGH CURRENT LO-IMPEDANCE MANLEY LINE DRIVERS 4 TUBES ( 4 DIRECT COUPLED TRIODES PER CHANNEL) 14 SEPARATE POWER SUPPLY REGULATORS: 6 @ +5V (LT) 3 @ +12 V 3 @ +15 V (LT) 3 @ - 15 V (LT) PRECISION 4 WAY STEPP[...]

  • Page 10

    W ARRANTY All Manley Laboratories equipment is covered by a limited warranty against defects in materials and workmanship for a period of 90 days from date of purchase to the original purchaser only. A further optional limited 5 year warranty is available to the original purchaser upon proper registration of ownership within 30 days of date of firs[...]

  • Page 11

    WARRANTY REGISTRATION We ask that you please fill out this registration form and send the bottom half to: MANLEY LABORATORIES REGISTRATION DEPARTMENT 13880 MAGNOLIA AVE. CHINO CA, 91710 Registration entitles you to product support, full warranty benefits, and notice of product enhancements and upgrades. You MUST complete and return the following to[...]