MANLEY
LABORATORIES, INC.
OWNER'SMANUAL
20 BIT DIGITAL TO ANALOG
CONVERTER
INTRODUCTION
THANK YOU!...
for choosing the Langevin Digital To Analog Converter. The Langevin Digital To Analog
Converter utilizes only the most modern componentry including the decidedly best 20 BIT Ultra
Analog (TM) system, precision 1% metal film resistors, and highly regulated power rails.
Please take a few moments to read through this manual carefully as it contains information essential
to proper operation of this unit.
Thank you again, and please enjoy!
GENERAL NOTES
LOCATION & VENTILATION
The Langevin DAC must be installed in a stable location with ample ventilation. It is recommended,
if this unit is rack mounted, that you allow enough clearance on the top and bottom of the unit such
that a constant flow of air can flow through the ventilation vents.
WATER&MOISTURE
As with any electrical equipment, this equipment should not be used near water or moisture. If
liquid enters the preamplifier, it must be immediately returned to your deal for servicing.
SERVICING
The user should not attempt to service this unit beyond that described in the owner's manual. Refer
all servicing to Manley Laboratories.
WARNING!
!
TO PREVENT THE RISK OF ELECTRIC SHOCK
DO NOT OPEN THE CABINET
REFER SERVICING TO
QUALIFIED PERSONEL
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 a plug fitted the coloured wires should be connected to the appropriate plug
terminals in accordance with the following code.
GREEN/YELLOW
BLUE
BROWN
EARTH
NEUTRAL
LIVE
terminal
terminal
terminal
As the colours of the wires in the mains lead may not correspond with the coloured marking identifying
the terminals in your plug proceed as follows;
The wire which is coloured GREEN/YELLOW must be connected to the terminal in the plug which is
marked by the letter E or by the safety earth symbol or coloured GREEN or GREEN and YELLOW.
The wire which is coloured BLUE must be connected to the terminal in the plug which is marked by
the letter N or coloured BLACK.
The wire which is coloured BROWN must be connected to the terminal in the plug which is marked by
the letter L or coloured RED.
DO NOT CONNECT/SWITCH ON THE MAINS SUPPLY UNTIL ALL OTHER CONNEC-
TIONS HAVE BEEN MADE.
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