ORPHEUS Two User manual

ORPHEUS TWO
U S E R M A N U A L

ORPHEUS TWO 2
INTRODUCTION
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 Or-
pheus 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 perfor-
mance.
 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 dam-
age 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 P A N E L
1234
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 va-
lues, 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
SELECTDOWN
LEFT

ORPHEUS TWO 4
R E A R P A N E L
7653214
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 con-
nectors are the right and left channels respective-
ly. In single or dual multichannel modes, red and
black are the odd and even numbered channels
respectively.

inputoutput
ORPHEUS TWO 5
C O N N E C T I O N S - S T E R E O
RLRLRLRLRLRL
RL
RLRL
RL
Input for six stereo sources, e.g. CD
player, tuner, stereo VCR or DA con-
verter
Input and output for
monitoring or recor-
ding 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), con-
nect pin 1 to ground and pin 2 to signal, and make
sure pin 3 is not used.
3
12
CAUTION : these out-
puts are muted in this
pure stereo configura-
tion

inputoutput
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
RLRLRLRLRLRL
RL
RLRLRLRL
RL
Input for six stereo sources, e.g. CD
player, tuner, stereo VCR or DA con-
verter
Input and output for
monitoring or recor-
ding equipment, e.g.
tape deck
Parallel main stereo
output
Double auxiliary ste-
reo outputs with inde-
pendant level control
Input for one balanced
stereo source, e.g. CD
player or DA converter
R:right channel
L:left channel

inputoutput
ORPHEUS TWO 7
C O N N E C T I O N S - S I N G L E M U L T I C H A N N E L
RL
RLRL
654321
Input and output for
monitoring or recor-
ding equipment, e.g.
tape deck
RL
Stereo output with
parallel left & right
main channels when
stereo inputs are se-
Multichannel output with parallel main
channel 1 & 2 when the multichannel in-
put is selected
Input for three stereo
sources, e.g. CD
player, tuner, stereo
VCR or DA converter
Input for one 6-
channel audio source,
e.g. SACD, DVD-A or
DVD-V players
Input for one stereo
source, e.g. CD player
or DA converter
654321
RLRLRL
R:right channel
L:left channel
1:main left channel
2:main right channel
3:left surround channel
4:right surround channel
5:center channel
6:subwoofer channel

inputoutput
ORPHEUS TWO 8
C O N N E C T I O N S - D U A L M U L T I C H A N N E L
Input for first 6-
channel audio source,
e.g. SACD, DVD-A or
DVD-V players
Input for one stereo
source, e.g. CD player
or DA converter
Multichannel output with parallel main
channel 1 & 2 when multichannel in-
puts are selected
R:right channel
L:left channel
1:main left channel
2:main right channel
3:left surround channel
4:right surround channel
5:center channel
6:subwoofer channel
RL
RLRL
6543
RL
654321
654321
Stereo output with
parallel left & right
main channels when
stereo inputs are se-
Input and output for
monitoring or recor-
ding equipment, e.g.
tape deck
Input for second 6-
channel audio source,
e.g. SACD, DVD-A or
DVD-V players
12

ORPHEUS TWO 9
D I S P L A Y A N D M E N U S T R U C T U R E
Orpheus Two
preamplier INPUT 1 ||||||||| -400 dB
SETUP>
STANDBY
SETUP>
PREFERENCES
SETUP>
DISPLAY
SETUP>
KEY REPEAT RATE
SETUP>
PASSIVE FILTER
SETUP>
MULTICHANNEL
SETUP>
CHANNEL LEVEL
SETUP>
INPUT LEVEL
SETUP>
RECORD
SETUP>
NAMES
1
14
12
11
10
8
7
6
5
32
9
4
INPUT 2 23a
SETUP>
NIGHT MODE
13

ORPHEUS TWO 10
S E T U P A N D O P E R A T I O N S
QUICK GUIDE
POWER ON
Flip the main power switch on the left hand side of
the rear panel from 0 to I.
MAIN SCREEN
After switching on the unit, the display window
shows the start up screen shortly. It then switches
to the default screen which shows input selections
for listening and recording.
CHOOSING AN INPUT
To choose between inputs press < or > until the
desired input channel is displayed.
ADJUSTING MAIN VOLUME LEVEL
To adjust the main volume level press ^ or v until
the desired volume level is displayed.
GOING INTO STANDBY
Press  twice.
LOST? RELAX...
Let the system return to the main screen automa-
tically. After approximately 10 seconds of control
button inactivity the display returns to the previous
menus, and finally to the main screen.
START UP DISPLAY
The start up display is shown approximately 2
seconds when main power is switched on.
It is then replaced by the main screen.
ORPHEUS TWO
MULTICHANNEL PREAMP
1
INPUT 1
2
MAIN SCREEN
Main screen shows the name of the selected in-
put format.
The main screen is the default display during nor-
mal operation.
To choose between inputs press < or > untill the
desired input channel is displayed.
Options:
 INPUT 1-6
 BALANCED
 MONITOR
3
MAIN VOLUME SCREEN
The main volume screen is accessed from the
main screen by pushing ^ or v. The volume level
is indicated by a graphbar as well as in numeric
dB.
The volume can be adjusted from +10 to -70 dB
in 0.5 dB steps. Below -70 dB, the unit is muted,
pressing ^ resumes non muted operation.
When approximately 2 seconds have elapsed
since last pressing ^ or v the main screen is dis-
played again.
3a SETUP>
STANDBY
|||||||| - 405 dB
SETUP MENU
From main screen press  to enter setup menu.
To choose between the setup menu options press
< or > untill the desired option is displayed.
LEAVING SETUP MENU
At any point in the setup menu you can return to
the former menu level by pressing ^ followed by
 .

ORPHEUS TWO 11
S E T U P A N D O P E R A T I O N S
SETUP>
STANDBY
4
STANDBY MODE
Pressing  puts the unit in to standby mode.
Pressing any navigation button resumes normal
operation.
SETUP>
NAMES
5
INPUT NAME SETTING
To enter name setting press .
Each input can be named according to individual
need and taste. The defined input name appears
SETUP>NAMES>
INPUT 1
INPUT SELECTION
Select the input that should be renamed by pres-
sing < or > until the chosen input is displayed.
Press to confirm.
SETUP>NAMES>INPUT 1>
INPUT 1
CHANGING VALUES
Press UP or DOWN to change the value.
Characters A to Z and 0 to 9, as well as space,
are available.
RENAMING
Each input can have any individually defined
name. The name can be a word with a combina-
tion of up to 10 letters or numbers.
INPUT1
ABCDEFGHIJKLM
NOPQRSTUVWXYZ
0123456789
ORPHEUSDA
MOVING CURSOR
Press < or > to switch from one position to the
other.
SETUP>NAMES>INPUT 1>
ORPHEUS DA
NEW INPUT NAME
Press  to confirm the choice and save the new
input name.

ORPHEUS TWO 12
S E T U P A N D O P E R A T I O N S
SETUP>
RECORD
RECORD SELECTION
To enter record selection mode press 
A source can be recorded while another one is
listened to.
The input to be recorded is selected in this menu
and is driven into the MONITOR OUT output. The
recording device should therefore be connected
to this output.
Options:
 INPUT 1-6
 BALANCED
 NONE
To select an input press < or > until the chosen
input is displayed.
P
Press  to confirm.
6SETUP>
INPUT LEVEL
INPUT LEVEL
To enter input level mode press .
The level of each input can be adjusted from +10
to -10 dB in 0.5 dB steps.
This enables the unit to adapt to sources with va-
rying output specifications.
Options:
 INPUT 1-6
 BALANCED
 MONITOR
To select an input press < or > until the chosen
input is displayed.
7SETUP>
CHANNEL LEVEL
CHANNEL LEVEL
To enter channel level mode press .
The level of each output channel can be adjusted
from +10 to -10 dB in 0.5 dB steps.
This enables the unit to adapt to amplifiers with
varying input specifications.
To select an output channel press < or > until the
chosen channel is displayed
Options:
 CHANNEL 1-6.
To increase or decrease the level value : press
UP or DOWN, and then SELECT to confirm.
SETUP>VOL IN>
INPUT 1: +10.0dB
SETUP>VOL CH>
CHANNEL 1: +10.0dB
8
To increase or decrease the volume level value
press ^ or v.
Press  to confirm.
To increase or decrease the volume level value
press ^ or v.
Press  to confirm.

ORPHEUS TWO
13
S E T U P A N D O P E R A T I O N S
SETUP>
MULTICHANNEL
OPERATION MODE SELECTION
To enter multi channel mode press .
The unit has four basic setups that allow stereo
as well as multichannel operations.
Options:
 STEREO
 STEREO MULTIAMP
 SINGLE MULTICHANNEL
 DUAL MULTICHANNEL
Please refer to charts on pages 15 to 18 for setup
details and possible input and output combina-
tions.
To select an operation mode press < or > until the
chosen mode is displayed.
Press  to confirm.
9
PASSIVE FILTER ACTIVATION
To enter passive filter mode press .
The passive filter is used to reduce high frequen-
cy noise generated by multichannel sources.
SETUP>
PASSIVE FILTER
10
SETUP>
KEY REPEAT RATE
11
SETUP>
DISPLAY
12
SETUP>
NIGHT MODE
NIGHT MODE
To enter night mode press .
When night mode is in position ON the display
turns off automatically approx. 3 seconds after
pressing any button on the remote control.
The unit is still operation and the display lighting
is reactivated by pressing any control button.
To set night mode press < or > until the chosen
mode is displayed.
Press  to confirm.
13
DISPLAY
To enter display mode press .
The display lighting can be adjusted from 100% to
20% in 25% steps. The main power indicator light
on the left of the front panel is adjusted accor-
dingly.
To increase og decrease the value press ^ or v.
Press  to select.
KEY REPEAT RATE
To enter key repeat rate press .
Holding down < or > is the same as repeatedly
pressing them. The repetition rate can be ad-
justed in three intervals.
Options:
 SLOW (0,6 seconds)
 MEDUIM (0,4 seconds)
 FAST (0,2 seconds)
To set repeat rate pres < or > until the chosen
mode is displayed. Press  to confirm.
This low-pass filter is a 40 dB7decade filter centred
around 80kHZ.
It is available only in single or dual multichannel
modes.
Options:
 ON
 OFF
To set the passive filter press < or >.
Press  to confirm.

ORPHEUS TWO 14
S E T U P A N D O P E R A T I O N S
SETUP>
PREFERENCES
The various parameter settings allow persona-
lized unit configuration. It is possible to restore
previously stored settings as well as to call back
the initial factory settings.
Menu SAVE saves the current setup, it is ad-
visable to save any configuration through menu
SAVE prior to switching off the unit. Menu RESET
restores the previously stored setup and menu
FACTORY SETTINGS restores the default factory
settings.
To access this menu from main screen : press
SELECT, LEFT, and SELECT.
Press RIGHT once, twice or three times to access
menus SAVE, RESET or FACTORY SETTINGS
respectively. Press then SELECT to enter your
choice. In the case of RESET and FACTORY
SETTINGS press SELECT again to confirm.
FACTORY SETTINGS has following values :
Main volume level :-40.0 dB
Multichannel :stereo
Input level :all set at 0.0 dB
Channel level :all set at 0.0 dB
Names :INPUT 1 to 6, BALANCED
and MONITOR
Repeat rate :medium
Passive filter :off
Display :100%
14

SETUP>MULTICHANNEL>
STEREO
blackred
MONITOR OUT
leftright
MONITOR
L CHANNEL
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
WITH STEREO INPUT
WITH MULTICHANNEL INPUT
NOT APPLICABLE
MUTE MUTE
ORPHEUS TWO 15

blackred
MONITOR OUT
leftright
MONITOR
L CHANNEL
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
WITH STEREO INPUT
WITH MULTICHANNEL INPUT
SETUP>MULTICHANNEL>
STEREO MULTIAMP
NOT APPLICABLE
ORPHEUS TWO 16

blackred
MONITOR OUT
leftright
MONITOR
CHANNEL 1
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
CHANNEL 2
CHANNEL 1
CHANNEL 2
CHANNEL 1
CHANNEL 2
CHANNEL 3
CHANNEL 4
CHANNEL 5
CHANNEL 6
blackred
MONITOR OUT
leftright
MONITOR
L CHANNEL
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
WITH STEREO INPUT
WITH MULTICHANNEL INPUT
SETUP>MULTICHANNEL>
SINGLE MULTICHANNEL
MUTE MUTE
ORPHEUS TWO 17

blackred
MONITOR OUT
leftright
MONITOR
CHANNEL 1
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
CHANNEL 2
CHANNEL 1
CHANNEL 2
CHANNEL 1
CHANNEL 2
CHANNEL 3
CHANNEL 4
CHANNEL 5
CHANNEL 6
blackred
MONITOR OUT
leftright
MONITOR
L CHANNEL
LR
BALANCED
blackred
MAIN OUTPUT
blackred
MAIN OUTPUT
blackred
OUTPUT 2
blackred
OUTPUT 3
R CHANNEL
L CHANNEL
R CHANNEL
L CHANNEL
R CHANNEL
WITH STEREO INPUT
WITH MULTICHANNEL INPUT
SETUP>MULTICHANNEL>
DUAL MULTICHANNEL
MUTE MUTE
ORPHEUS TWO 18

ORPHEUS TWO 19
S P E C I F I C A T I O N S
TECHNICAL DATA
Input signal :fixed @ 2 Vrms
Main level :variable
Harmonic distortion (THD+N) :
0.00164% @0 dBr
0.00408% @-30 dBr
0.11400% @-60 dBr
Dynamic (THD+N @ -60 dBr) :118 dBr
Signal to noise ratio :118 dBr
Residual noise 20 Hz to 22 kHz :
5.0 V@4 Vrms balanced
2.5 V@2 Vrms unbalanced
Input signal :variable
Main level :fixed @ 0 dB
Harmonic distortion (THD+N) :
0.00164% @0 dBr
0.01160% @-30 dBr
0.36200% @-60 dBr
Dynamic (THD+N @ -60 dBr) :108 dBr
Signal to noise ratio :108 dBr
Residual noise 20 Hz to 22 kHz :
15.0 V@4 Vrms balanced
7.5 V@2 Vrms unbalanced
COMMENTS
Constructive feedback is always welcome.
Please feel free to forward us your comments at
the address listed below or to your local dealer or
distributor.
TECHNOLOGY & DESIGN
The unit has been entirely manufactured and as-
sembled in Switzerland; conceived by Orpheus
Media Sàrl and designed by Chiarini Design.
IMPORTANT NOTICE
Orpheus Media Sàrl reserve the right to make
changes to their products or discontinue any pro-
duct or service without notice. Adequate operating
safeguards must be used to minimize hazards.
Reproduction of user manual information is per-
missible only if it is without alteration and is ac-
companied by all relevant conditions, limitations
and notices. Source must be clearly identified
when reproducing user manual information.
ADDRESS
ORPHEUS Media Sàrl
Avenue des Sciences 3
1400 Yverdon-les-Bains
Switzerland
[phone] phone
[email protected]
www.orpheuslab.com
©Orpheus Media Sàrl - 2011
September 2011 - rev. 1