ORPHEUS Two User Manual

ORPHEUS TWO

U S E R M A N U A L

ORPHEUS TWO 2

I N T R O D U C T I O N

FEATURES

 Analogue multichannel preamplifier

 Multimode operation : pure stereo, stereo mul-

tiamplification, single multichannel and dual
multichannel operating modes

 Software controlled mode switching

 Digitally controlled master and relative volume

levels

 Independent input and output channel level

setting

 Intuitive menu driven operation, display and

navigation buttons

CONTENTS

 Introduction .................................................. 2

 Front panel description ................................ 3

 Rear panel description ................................. 4

 Connections - Stereo ................................... 5

 Connections - Stereo multiamp ................... 6

 Connections - Single multichannel .............. 7

 Connections - Dual multichannel ................. 8

 Display and menu structure ......................... 9

 Setup and operations ................................. 10

 Output in Stereo mode ............................... 15

 Output in Stereo multiamp mode ............... 16

 Output in Single multichannel mode .......... 17

 Output in Dual multichannel mode ............ 18

 Specifications ............................................. 19

UNPACKING

First check and identify the contents of your Or­pheus Two package, as listed below :

 Orpheus Two multichannel preamplifier

 CD manual

If any item should be damaged or missing, please
inform your supplier without delay.

Keep the packing materials, you may need them
to transport the unit in the future.

READ THIS BEFORE OPERATING YOUR UNIT

 Please read this manual carefully, to assure

proper operation and the best possible perfor­mance.

 Switch off the unit before connecting or dis-

connecting any input or output wire.

 Do not touch the inner pins of rear-panel con-

nectors, electrostatic discharge may cause
permanent damage to the unit.

 Choose the installation location for the unit

carefully. Avoid placing it in direct sunlight or
close to a source of heat. Avoid also locations
subject to vibration and excessive dust, heat,
cold or moisture.

 To reduce the risk of fire or electric shock, do

not expose the unit to rain or moisture.

 Do not use force when operating switches,

knobs and other controls.

 Do not open the chassis or attempt to make

repairs by yourself, as this may result in dam­age to the unit or electrical shock. If a foreign
object should get into the unit, contact your
local dealer.

 When planning not to use the unit for a long

period of time, it is advisable to disconnect the
power plug from the wall outlet.

 To prevent lightning damage, disconnect the

power plug when there is an electrical storm.

 When moving the unit, be sure to first discon-

nect the power plug and all wires connected
from the unit to other equipment.

 When disconnecting the power plug from the

wall outlet, always pull directly on the plug,
never pull the cord itself.

 Do not attempt to clean this unit with water or

chemical solvents, as this may damage the
unit or the finish. Use a clean, dry cloth.

 Keep this manual in a safe place for future

reference.

ORPHEUS TWO 3

F R O N T PA N E L

1 2 3 4

1. MAIN POWER INDICATOR

Lights red when the unit is operating and

when it is in standby mode. Indicator light is off
when the unit is switched off.

2. DISPLAY

Displays the input selection and the main vo-

lume level, as well as the setup menus.

3. INFRARED REMOTE CONTROL SENSOR

Receives signals from the remote control

transmitter.

4. CONTROL BUTTONS

Drive the main volume level control and the

input selection. Also used for menu navigation
and unit setup.

UP & DOWN

Used for increasing, decreasing or choosing va­lues, for instance, while adjusting volume levels,
dimming the display or renaming inputs.

LEFT & RIGHT

Used for selecting options, menus and inputs.

SELECT

Used for entering menu structure and accessing
menu options as well as confirming choices and
settings.

UP

RIGHT

SELECT DOWN

LEFT

ORPHEUS TWO 4

R E A R P A N E L

7 6

5 3 2 1 4

1. POWER SUPPLY

Power cord connection.

2. UNBALANCED INPUT 1 TO 6

Stereo & stereo multi mode : six stereo inputs.

Single multichannel mode : one six channel

input block and three stereo inputs.

Dual multichannel mode : two six channel in-

put blocks.

3. BALANCED INPUT

Stereo input.

4. MONITORING

Monitoring section with stereo input and out-

put.

5. BALANCED OUTPUT

Stereo & stereo multi mode : main stereo out-

put.

Single or dual multichannel mode : output

channels 1 and 2.

6. UNBALANCED MAIN OUTPUT

Stereo & stereo multi mode : dual stereo out-

puts.

Single or dual multichannel mode : dual output

channels 1 and 2.

7. UNBALANCED OUTPUT 2 & 3

Stereo mode : muted outputs.

Stereo multi mode : additional stereo outputs

with independant level control.

Single or dual multichannel mode : output

channels 3 to 6.

Note - In stereo mode, red and black marked con­nectors are the right and left channels respective­ly. In single or dual multichannel modes, red and
black are the odd and even numbered channels
respectively.

input output

ORPHEUS TWO 5

C O N N E C T I O N S - S T E R E O

R L R L R L R L R L R L

R L

R L R L

R L

Input for six stereo sources, e.g. CD
player, tuner, stereo VCR or DA con­verter

Input and output for
monitoring or recor­ding equipment, e.g.
tape deck

Parallel main stereo
outputs

Input for one balanced
stereo source, e.g. CD
player or DA converter

R : right channel
L : left channel

XLR OUTPUT CONNECTOR

Pin 1 : ground

Pin 2 : signal in phase

Pin 3 : signal out of phase

The balanced analogue output is not a floating
output. Do not connect pin 3 of the connector to
ground. If you wish to wire the balanced output to
an unbalanced input (with RCA connector), con­nect pin 1 to ground and pin 2 to signal, and make
sure pin 3 is not used.

3

1 2

CAUTION : these out­puts are muted in this
pure stereo configura­tion

input output

ORPHEUS TWO 6

C O N N E C T I O N S - S T E R E O M U L T I A M P

R L R L R L R L R L R L

R L

R L R L R L R L

R L

Input for six stereo sources, e.g. CD
player, tuner, stereo VCR or DA con­verter

Input and output for
monitoring or recor­ding equipment, e.g.
tape deck

Parallel main stereo
output

Double auxiliary ste­reo outputs with inde­pendant level control

Input for one balanced
stereo source, e.g. CD
player or DA converter

R : right channel
L : left channel