Front panel back panel, Power supply remote control, Figure 4 the phantom power supply – Krell Phantom Quick Start User Manual

Page 2

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PHANTOM

2

Krell Phantom

Krell Phantom 3

Figure 1 The Phantom Front Panel

Figure 2 The
Remote Control

Figure 3 The Phantom Back Panel

This product is manufactured in the United States of America. Krell® is a registered trademark of Krell Industries, LLC., and is restricted for
use by Krell Industries, LLC. its subsidiaries, and authorized agents. Krell Current Mode™ is a trademark of Krell Industries, LLC. All other
trademarks and trade names are registered to their respective companies.
© 2011 by Krell Industries, LLC., All rights reserved

Front Panel

Back Panel

1 Power

Use this to switch the
preamplifier between
stand-by and opera-
tional modes.

2 Infrared emitter

This transmits infrared
commands to a pro-
grammable remote con-
trol, such as the univer-
sal Krell Touch Screen
Remote.

3 Display

This provides channel
status messages, in-
cluding input selection,
volume level, balance
offset, and menu selec-
tions.

4 Infrared sensor

This receives com-
mands from the remote
control. Make sure this
is not obstructed.

5 Menu button

Use this to access the
menu functions of the
Phantom. For
more information, see

Customizing the

Phantom, in the
owner’s reference.

6 Enter button

Use this to configure
the menu functions of
the Phantom. See
Menu (5).

7 Stand-by/Power LED

The preamplifier LED
illuminates red and the
power supply LED illu-
minates green (stand-
by) when the Phantom
is plugged into a stan-
dard AC wall recepta-
cle. They illuminate blue
(operational mode)
when the power button
(1) is pressed while the
Phantom is in stand-by
mode.

8, 9, and 10 Input

selectors
Use these to select the
corresponding rear
panel input that is con-
nected to a single-
ended (S-1, S-2, S-3),
balanced (B-1, B-2), or
CAST (C-1, C-2) analog
source. The display (3)
shows the selected
input and volume level.

11 Tape input selector

Use this to select the
tape input that is con-
nected to an analog
tape source. The blue
LED illuminates when
the tape input is select-
ed. The display (3)
shows: TAPE and the
main volume level.

12 Mute button

Use this to mute the
preamplifier output. To
unmute, press the mute
button again. The blue
LED illuminates when
mute is selected.

13 Phase button

Use this to invert the
absolute polarity of the
main output. The blue
LED illuminates when
phase is selected.

14 Level control knob

Use this knob to
increase or decrease
system volume level.
The level control knob
or keys also select
menu options that cus-
tomize the Phantom.

15 Balanced inputs: B-1

and B-2
These XLR balanced
analog source input
connectors are wired
as follows:

Pin 1 Ground
Pin 2 Non-inverting
Pin 3 Inverting

16 Single-ended inputs:

S-1, S-2, and S-3
There are 3 single-ended
analog source inputs with
RCA connector pairs.

17 Tape input

This single-ended input
pair is for use with a tape
source.

18 C-1 and C-2 inputs

The two CAST inputs
have 4-pin bayonet con-
nectors, for use with Krell
CAST-equipped input
devices.

19 Tape output

This single-ended output
pair is used for recording
the selected input
source.

20 Main outputs

The Phantom is equipped
with one balanced XLR
output pair, one single-
ended RCA output pair,
and two CAST output
pairs with 4-pin bayonet
connectors (for use with
Krell CAST-equipped
amplifiers).

21 Subwoofer

The Phantom is equipped
with one balanced XLR
and one single-ended
RCA subwoofer output
pair. Note: These outputs
are only active when the
Phantom is equipped
with the optional
crossover board.

22 CAN link

These RJ-45 link connec-
tors are connected in par-
allel. They are used to
operate preamplifier
channels in linked mode.
See CAN Link, in the
owner’s reference for
more details.

23 RS-232 port

This port receives mes-
sages from a computer-
based control system,
providing integrated
control of all preamplifi-
er functions. For details,
see the developer's ref-
erence:

RS-232 Port:

Sending Commands

and Interpreting Data.

24 RC-5 in

This remote connector
is used with third-party
remote control systems
that provide RC-5 (IR)
data via a wired con-
nection. A stereo tip,
ring, sleeve 1/8” mini
connector is used in the
following configuration:

Tip = RC-5 data

Ring = +5 V
Sleeve = GND.

25 DC power connector

Use the supplied 12-pin
cable to connect this to the
corresponding DC power
connector on the power
supply. Make sure the AC
power cord is unplugged
before making any connec-
tions to the preamplifier.

26 12 VDC in/out

(12 V trigger)
There are 2 outputs and
one input that send and
receive 12 VDC power
on/off (trigger) signals to
and from other Krell com-
ponents, and other devices
that incorporate a 12 V trig-
ger. This allows other com-
ponents to be turned
on/off, or to/from stand-by,
through the remote control.

For more information, see

Input Trigger in the
owner’s reference.

Keys labeled 1 to 14

have the same function
(and callout number) as
the front panel controls.

Keys labeled A through J

are unique to the re-
mote control, and are
described below:

A Amp Pwr key

Use this to activate a
Krell Evolution One
amplifier.

B Amp Sel key

Use this to select the
meter range of the
power meter scale on
the front of a Krell
Evolution One amplifier.

C Bal(ance) keys

Use to balance left and
right output levels.

D Transport keys

These keys are func-
tional with all Krell CD
and DVD players.

E Menu key

Use this to enter CD or
DVD player menus.

F Direction keys

Use these keys to navi-
gate CD and DVD
menus.

G Select key

Use this to make selec-
tions from CD and DVD
menus.

H CD key

Press this to make the
transport keys operate
Krell CD players.

I DVD key

Press this to make the
transport keys operate
DVD players.

J Title key

Use this with CD or
DVD player menus.

Note

The remote comes with
two AAA batteries that
have to be installed.
Use the supplied Torx
wrench to remove the
battery panel, then
install the batteries.

27 Fuses

Always unplug the

power cord before

inspecting these

fuses. Always replace

the fuses with the

exact style and rating

.

Power Supply

Remote

Control

Figure 4 The Phantom Power Supply

28 IEC power cord

receptacle
This is for use with the
provided AC power
cord. Plug the other
end into an AC Mains
supply capable of sup-
plying the correct AC
voltage and current for
the power supply.

29 Phono power port

This is for connecting
the preamplifier to a
Krell KPE phono stage.
See the KPE owner’s
reference for more
details.

25 DC power connector

Use the supplied 12-pin
cable to connect this to
the corresponding DC
power connector on the
preamplifier. Make sure
the AC power cord is
unplugged before making
any connections to the
preamplifier.

30 Main Power Switch

Press the “1” to put the
preamp in the standby
mode. Press the “0” to
power the preamplifier
off completely. The
switch should remain
unobstructed for ease
of operation and in
case of an emergency.

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