Krell 707 Evolution User Manual

Evolution 707

URROUND

S
PREAMP/PROCESSOR
WITH HDMI

TM

TECHNOLOGY

Quick Setup Guide

INTRODUCTION

WARNINGS

This product complies with the
EMC directive (89/336/EEC)
and the low-voltage directive
(73/23/EEC).

hank you for your purchase of the Krell

T

®

volution 707. The Evolution 707 is a state-of-

E
surround sound preamp/processor with remote control and dual-zone capabilities, fully uti­lizing the latest in video displays and audio/video source components. This component

eatures a full complement of advanced Krell technologies technologies including: discrete,

f
complimentary, class A, direct-coupled circuitry. Proprietary Krell technologies include:
Krell Current Mode

T

and HDMI

M

TM

, Evolution CASTTMinputs and outputs, a custom 1080p video scaler

1.3 encoder. The Evolution 707 also incorporates a bi-directional RS-232 port
and RC5 control to ensure compatibility with third party controllers, also allowing software
upgrades via Flash memory for future format or design enhancements.

A new, easy to access on-screen menu system available from all video outputs all the time
makes customization a snap. The Evolution 707 features Dolby Digital Surround EX, Dolby
Digital 5.1, DTS 6.1 ES DTS 5.1, DTS NEO:6, and Dolby Pro Logic II processing; Dolby

TM

TrueHD and DTS HD Master Audio lossless surround formats over HDMI

1.3; and nine

proprietary Krell Music Surround modes.

The Evolution 707 must be placed on a firm, level surface where it is not exposed to dripping, splash-

ing, or excessive moisture.

The ventilation grids on the top and bottom of the Evolution 707 must be unobstructed at all times dur­ing operation. Do not place flammable material on top of or beneath the preamplifier.

Before making connections to the Evolution 707, ensure that the unit is in stand-by and the associated
components are in mute or stand-by mode as well. Make sure all cable terminations are of the highest
quality, free from frayed ends, short circuits, or cold solder joints.

THERE ARE NO USER-SERVICEABLE PARTS INSIDE AN Evolution 707.

UNPACKING

Save the shipping box and all
packing materials. If you need
to ship the Evolution amplifier
in the futur
Evolution 707 in its original
packaging to pr
damage.

e, repack the

event shipping

Two people are needed to remove an Evolution 707 from its shipping box safely and easily.
The Evolution 707 weighs 49 lbs (22 kg).

1. Place the shipping box right side up, near the installation area.

2. Open the shipping box. You see:

blue packing foam
cardboard flaps containing cutout handles for lifting
1 Evolution 707 wrapped for shipping
1 accessory box containing:

1 AC power cord
1 12 VDC (12 V trigger) cable
1 Evolution 707 hand held remote contr

ol
2 AAA batteries for the remote
1 T-10 wrench
1 Quick Setup Guide and literature packet

3. Remove the accessory box from the accessory box well and set it aside.

4. Locate the cardboard cutout handles. The front and back of the surround preamp/
ocessor face the car

pr

dboard cutout handles.

5. Position one person at the front of the surround preamp/processor and one person at

the back of the surround preamp/processor, facing the cardboard cutout handles.
Each person grabs a pair of car

6.

dboard cutout handles and simultaneously lifts the sur-

round sound/processor straight up, out of the carton.

7. Place the Evolution 707 in a safe location and remove the protective plastic wrapping.

Krell Evolution 707 1

Krell Industries, Inc. • 45 Connair Road • Orange, CT 06477-3650 USA
TEL [phone] • FAX [phone] • E-MAIL [e-mail]
WEB SITE http://www.krellonline.com

Figure 1 The Evolution 707 Front Panel

FRONT PANEL
AND REMOTE
FUNCTIONS

Access functions via the
buttons or knob on the front
panel, or fr
ponding key on the remote.

BASIC OPERATION

1

2

om the corres-

Power Button/Key

Turns the Evolution 707 from
stand-by to operational mode,

ns the 12 VDC output

and tur
(12 V trigger) on and off.

Power/Stand-by LED
Stand-by Mode.

AC power cord is plugged
into the wall, and the back
panel switch is in the on
position, the LED illuminates
in red: the Evolution 707 is in
stand-by mode.

When the

Operational Mode. When the
power/stand-by button is
pressed while the Evolution
707 is in stand-by, the LED
illuminates in blue: the
Evolution 707 is in the opera­tional mode.

3 Infrared Sensor

Receives commands fr
the Evolution 707 remote

ol.

contr

4 Infrared Emitter

Sends the Evolution 707
remote operation code to a

emote.

ning r

lear

INPUT DEVICE SELECTION

The Evolution 707 is equipped
with ten input device selection
buttons on the front panel and

esponding keys on the r

r

cor
mote control. Any video or audio
function can be assigned to any
one of these buttons. When prop­erly configur
automatically engages the correct
video and audio inputs when you

ess the device selection button.

pr

ed, the Evolution 707

om

e-

5 DVD Button/Key
6 DVDR Button/Key
7 SAT Button/Key
8 VCR Button/Key

9 TV Button/Key
10 CD Button/Key
11 Tuner Button/Key
12 DVR Button/Key
13 Game Button/Key
14 Tape/VCR2 Button/Key

ecorded tapes;

Playback pr
compare the output signal of
an analog tape recorder to an
audio source.

ALTERNATIVE INPUT
SELECTION

Micr

15

For use with a Krell-supplied
microphone, to calibrate
equipment.

ZONE INDICATOR

16 Zone 2 Button/Key

The LED illuminates green on
the left if the main zone is
active, and illuminates r
the right if Zone 2 is active.

e-r

ophone Connection

On the front panel, press the
zone 2 button to activate and
change zones. On the remote,
press the main key to activate
the main zone . Press the Z2
key to activate zone 2.

PROCESSING MODE
17 Preamp Button/Key

Sends the signal fr
log input directly to the vol­ume contr
processing, using the pream­plifier analog stage. Used for
components with a high quali­ty signal, such as the Kr
Evolution 505 CD Player to
avoid possible digital signal
degradation.

Note: This feature is available
with a signal fr
input. If you attempt to use it
with a signal from a digital
input, the OSD reads

ALLOWED

Stereo Button/Key

18

ed on

Selects stereo decoding. The

ed LED illuminates when this

r
function is engaged.

om an ana-

ol, with no digital

ell

om an analog

NOT

2 Krell Evolution 707

Figure 2 The Evolution 707 Remote

All functions on the
remote control dupli­cate front panel func­tions.

19 Mode 1 Button/Key
20 Mode 2 Button/Key

Selects available processing
modes (Dolby Digital, DTS, PLII
Movie, etc.) for incoming sig­nals from an audio source. The
signal default mode is always
stored in Mode 1. Use the
Mode 1 button or key to
select the default mode. All
modes that are available for
the same signal are automati­cally stor
thr
the Mode 2 button or key. The
last mode displayed in the
Mode 2 list is the selected
mode. The Evolution 707 auto­matically selects the assigned
mode for the available signal
from the source.

Pr

21

Selects Dolby Pro Logic II
modes for Dolby Surround
encoded material, including
laser discs, videotapes, televi
sion broadcasts, and com­pact discs. The red LED

ed in Mode 2. Scr

ough these modes using

o Logic II Button/Key

illuminates when Dolby Pro
Logic II decoding is selected.

Note: These modes are
selected automatically if Dolby
Digital source material is en­coded for Pro Logic. To turn
off these modes, press the
Pro Logic II button.

Y WINDOW

DISPLA
22 Front Panel Display

Provides status messages for
Evolution 707 operations,

oll

including volume and balance
level, decoding mode, and
zone information. When a
new device is selected, the
physical inputs are displayed.
The display tur
seconds of inactivity.

SOFTKEY BUTTONS/KEYS
23-26 Softkeys (For futur

INDIVIDUALIZED
CHANNEL TRIM

The center, surr, back, and sub

-

buttons and the center, sub, and

ear keys make temporary loud-

r
speaker output adjustments of

ns of

f after 60

e use.)

+/- 10 dB. These temporary
adjustments revert to 0 dB
when a new device is selected
or when the system is pow­ered down.

27 Center Button/Key

Adjusts the center loudspeak­er volume. Press the center
button or key, then use the
volume knob or up and down
directional keys to make
adjustments.

Phantom Center. Press the
center button or key twice
activate. Press the center but­ton twice again to deactivate.

28 Surr Button

Adjusts the volume of the sur­round loudspeakers from the
front panel. Press the surr but­ton; use the volume knob or up
and down direction keys to
adjust the surround loudspeak-

SURROUND TRIM appears

ers.
on the front panel display.

29 Back Button/Rear Key

Adjusts the volume of the
back loudspeakers. Press the
back button once or the rear
key twice, then use the vol­ume knob or the up and down
directional keys to adjust the
volume of the back loud­speakers. BACK appears on
the front panel display.

Press the rear key once to
access and adjust the sur
round loudspeakers.

30 Sub Button/Key

Adjusts the subwoofer vol-

ess the sub button or

ume. Pr
key; use the volume knob or
the up and down directional
keys to adjust the volume.

Balance Button/Key

31

Adjust the main left/right loud
speaker balance. Press the
balance button or key, then
use the volume knob or the up
and down directional keys to
adjust the balance. Balance
levels may be adjusted in .5 dB
increments, up to 6 dB, and
appear on the fr

. The center position is dis

play
played as BAL 0.

Balance level keys revert to

ont panel dis

their original function as vol­ume level controls after 3 sec­onds of inactivity.

MENU FUNCTIONS
32 Menu Button/Key

Accesses the setup menu and
on-screen menu display.

33 Previous Button/Key

Return to the previously dis­played setup menu screen.

34 Enter Button/Key

Accepts setup menu selec­tions, accept an input device
selection, or displays current
system conditions.

35 Directional Buttons/Keys

Up and Down Keys.

volume, and adjust balance if
the balance function is acti­vated. In the operational mode,
the up and down directional
keys select EQ memory.
Right Key. In the operational
mode, the right arrow key
engages Digital Room EQ.
All Keys. In the setup menu, all
four directional keys navigate
the on-screen menus.

PROCESSOR FUNCTIONS
36 Save Button/Key

Saves system configuration
settings. Press and hold this
button or key to activate. This
function is also used to pro­gram a lear

Recall Button

37

­Recalls pr

tem configuration settings. To

eturn configuration settings to

r
factory default, hold the recall
button and pr
button with the
in the operational mode.

38 Mute Button/Key

Mutes the

-

put. When this function is
active, VOLUME MUTE appears
in the front panel display.

39 Volume Knob/Keys

Scr
tions, adjusts output for entir
system, adjusts volume and
balance levels for the center

-

and sur

-

ers, and subwoofer. Vol-ume
and balance levels appear in
the front panel display.

ning remote.

eviously stor

Evolution 707

ough menu selec-

olls thr

ound/back loudspeak

r

Adjust

ed sys

ess the power

Evolution 707

out

-

-

e

-

Krell Evolution 707

3

Figure 3 The Evolution 707 Back Panel

4 Krell Evolution 707