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A-C68 Manual A-C68
A-BUS� Multizone Controller
Installation Manual 2
Russound A-C68 Installation Manual
The lightning ash with arrowhead symbol, within an
equilateral triangle, is intended to alert the user to the
presence of uninsulated dangerous voltage within the
products enclosure that may be of sucient magnitude
to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is
intended to alert the user to the presence of important
operating and maintenance (servicing) instructions in the
literature accompanying the appliance.
Safety Instructions
Read Instructions - All the safety and operating
instructions should be read before the appliance is
operated.
Retain Instructions - The safety and operating
instructions should be retained for future reference.
Heed Warnings - All warnings on the appliance in the
operating instructions should be adhered to.
Follow Instructions - All operating and user
instructions should be followed.
Water and Moisture - The appliance should not
be used near water; for example, near a bathtub,
washbowl, kitchen sink, laundry tub, in a wet
basement, or near a swimming pool. The apparatus
shall not be exposed to dripping or splashing liquids
and no objects lled with liquids, such as vases, shall
be placed on the apparatus.
Carts and Stands - The appliance should be used
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SAFETY INSTRUCTIONS
only with a cart or stand that is
recommended by the manufacturer.
An appliance and cart combination
should be moved with care. Quick
stops, excessive force and uneven
surfaces may cause the appliance and
cart combination to overturn.
Wall or Ceiling Mounting - The appliance should be
mounted to a wall or ceiling only as recommended
by the manufacturer.
Ventilation - The appliance should be situated so
that its location or position does not interfere with
its proper ventilation. For example, the appliance
should not be situated on a bed, sofa, rug, or similar
surface that may block the ventilation openings, or
placed in a built-in installation, such as a bookcase or
cabinet that may impede the ow of air through the
ventilation openings.
Heat - The appliance should be situated away from
heat sources such as radiators, heat registers, stoves,
or other appliances (including ampliers) that
produce heat.
Power Sources - The appliance should be connected
to a power supply only of the type described in
the operating instructions or as marked on the
appliance.
Grounding or Polarization - Precaution should be
taken so that the grounding or polarization means of
an appliance is not defeated.
Power Cord Protection - Power supply cords should be
routed so that they are not likely to be walked on or
pinched by items placed upon or against them, paying
particular attention to cords at plugs, receptacles, and
the point where they exit the appliance.
Cleaning - The appliance should be cleaned only as
recommended by the manufacturer.
Non-Use Periods - The power cord of the appliance
should be unplugged from the outlet when left
unused for a long period of time. To remove all power
(supply mains) from the appliance, remove the plug
from the wall outlet.
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Object and Liquid Entry - Care should be taken so that
objects do not fall and liquids are not spilled into the
enclosure through the openings.
Damage Requiring Service - The appliance should be
serviced by qualied service personnel when:

A. The power supply cord or the plug has been
damaged.




B. Objects have fallen, liquid has been spilled
into the appliance;


Servicing - The user should not attempt to service the
appliance beyond that described in the operating
instructions. All other servicing should be referred to
qualied service personnel.
Precautions:
Power WARNING: BEFORE TURNING ON THE POWER
FOR THE FIRST TIME, READ THE FOLLOWING SECTION
CAREFULLY.
Do Not Touch The Unit With Wet Hands Do not
handle the unit or power cord when your hands are
wet or damp. If water or any other liquid enters the
cabinet, unplug the unit from power immediately and
take it to a qualied service person for inspection.
Location of Unit Place the unit in a well-ventilated
location. Take special care to provide plenty of
ventilation on all sides of the unit especially when it
is placed in an audio rack. If ventilation is blocked, the
unit may overheat and malfunction. Do not expose
the unit to direct sun light or heating units as the
unit internal components temperature may rise and
shorten the life of the components. Avoid damp and
dusty places.
4. Care From time to time you should wipe o
the front and side panels of the cabinet with a soft
cloth. Do not use rough material, thinners, alcohol
or other chemical solvents or cloths since this may
damage the nish or remove the panel lettering.
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A.
CAUTION: TO REDUCE THE RISK OF ELECTRIC
SHOCK, DO NOT REMOVE THE COVER. NO USER-
SERVICEABLE PARTS INSIDE. REFER SERVICING
TO QUALIFIED SERVICE PERSONNEL.
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK, DO NOT EXPOSE THIS
APPLIANCE TO RAIN OR MOISTURE. 3
Russound A-C68 Installation Manual
Product Overview ................................................................................................................... 4
A-C68 Front Panel ................................................................................................................... 5
A-K5L Keypad ............................................................................................................................ 6
A-K5L User Options Menu .................................................................................................... 7
A-K3 Keypad ............................................................................................................................. 8
A-KSC Keypad ........................................................................................................................... 9
Numeric Entry ........................................................................................................................... 9
Prex and Sux Commands ............................................................................................... 9
A-SRC1 Remote Control ......................................................................................................10
Installation Overview ...........................................................................................................11
System Installation Considerations ................................................................................11
Connection Tips .....................................................................................................................11
Keypad Wiring ........................................................................................................................11
Speaker Wiring .......................................................................................................................11
A-C68 Back Panel ...................................................................................................................12
A-K5L Keypad Update Port and Jumpers .....................................................................13
A-K5L Keypad Rear Panel ...................................................................................................13
A-K5L Keypad Installation ..................................................................................................13
A-K5L and A-KSC Connections and Installation .........................................................14
Keypad Port Connection ....................................................................................................15
Keypad Dip Switches ...........................................................................................................15
Source Audio Input Connections ....................................................................................16
Source IR Connections ........................................................................................................16
Common IR Input Connection ..........................................................................................17
Speaker Connections ...........................................................................................................18
Line Out Audio Output ........................................................................