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Contents
Introduction......................................2
AV Receiver
HT-R640 Connections...................................18
First Time Setup.............................38
Instruction Manual
Basic Operations ...........................45
Advanced Operations....................62
Advanced Setup.............................63
Controlling Other Components ....72
Specifications ................................75
Thank you for purchasing an Onkyo AV Receiver.
Please read this manual thoroughly before making
connections and plugging in the unit.
Following the instructions in this manual will enable
you to obtain optimum performance and listening Troubleshooting.............................76
enjoyment from your new AV Receiver.
Please retain this manual for future reference.
En
WARNING: WARNING AVIS
TO REDUCE THE RISK OF FIRE OR ELECTRIC RISK OF ELECTRIC SHOCK RISQUE DE CHOC ELECTRIQUE
DO NOT OPEN NE PAS OUVRIR
SHOCK, DO NOT EXPOSE THIS APPARATUS
TO RAIN OR MOISTURE. The lightning flash with arrowhead symbol, within an
equilateral triangle, is intended to alert the user to the
CAUTION: presence of uninsulated "dangerous voltage" within
TO REDUCE THE RISK OF ELECTRIC SHOCK, the product's enclosure that may be of sufficient
magnitude to constitute a risk of electric shock to
DO NOT REMOVE COVER (OR BACK). NO persons.
USER-SERVICEABLE PARTS INSIDE. REFER
The exclamation point within an equilateral triangle is
SERVICING TO QUALIFIED SERVICE intended to alert the user to the presence of important
PERSONNEL. operating and maintenance (servicing) instructions in
the literature accompanying the appliance.
Important Safety Instructions
1. Read these instructions. 15. Damage Requiring Service
2. Keep these instructions. Unplug the apparatus from the wall outlet and refer
3. Heed all warnings. servicing to qualified service personnel under the
following conditions:
4. Follow all instructions. A. When the power-supply cord or plug is dam-
5. Do not use this apparatus near water. aged,
6. Clean only with dry cloth. B. If liquid has been spilled, or objects have fallen
7. Do not block any ventilation openings. Install in into the apparatus,
accordance with the manufacturer's instructions. C. If the apparatus has been exposed to rain or
8. Do not install near any heat sources such as radia- water,
tors, heat registers, stoves, or other apparatus D. If the apparatus does not operate normally by
(including amplifiers) that produce heat. following the operating instructions. Adjust only
those controls that are covered by the operating
9. Do not defeat the safety purpose of the polarized or instructions as an improper adjustment of other
grounding-type plug. A polarized plug has two controls may result in damage and will often
blades with one wider than the other. A grounding require extensive work by a qualified technician
type plug has two blades and a third grounding to restore the apparatus to its normal operation,
prong. The wide blade or the third prong are pro- E. If the apparatus has been dropped or damaged in
vided for your safety. If the provided plug does not any way, and
fit into your outlet, consult an electrician for F. When the apparatus exhibits a distinct change in
replacement of the obsolete outlet. performance this indicates a need for service.
10. Protect the power cord from being walked on or 16. Object and Liquid Entry
pinched particularly at plugs, convenience recepta- Never push objects of any kind into the apparatus
cles, and the point where they exit from the appara- through openings as they may touch dangerous volt-
tus. age points or short-out parts that could result in a
11. Only use attachments/accessories specified by the fire or electric shock.
manufacturer. The apparatus shall not be exposed to dripping or
12. Use only with the cart, stand, PORTABLE CART WARNING splashing and no objects filled with liquids, such as
tripod, bracket, or table spec- vases shall be placed on the apparatus.
ified by the manufacturer, or Don't put candles or other burning objects on top of
sold with the apparatus. this unit.
When a cart is used, use cau- 17. Batteries
tion when moving the cart/ Always consider the environmental issues and fol-
apparatus combination to low local regulations when disposing of batteries.
avoid injury from tip-over. S3125A
18. If you install the apparatus in a built-in installation,
13. Unplug this apparatus during lightning storms or such as a bookcase or rack, ensure that there is ade-
when unused for long periods of time. quate ventilation.
14. Refer all servicing to qualified service personnel. Leave 20 cm (8") of free space at the top and sides
Servicing is required when the apparatus has been and 10 cm (4") at the rear. The rear edge of the shelf
damaged in any way, such as power-supply cord or or board above the apparatus shall be set 10 cm (4")
plug is damaged, liquid has been spilled or objects away from the rear panel or wall, creating a flue-like
have fallen into the apparatus, the apparatus has gap for warm air to escape.
been exposed to rain or moisture, does not operate
normally, or has been dropped.
2
Precautions
1. Recording Copyright--Unless it's for personal use For U.S. models
only, recording copyrighted material is illegal with-
FCC Information for User
out the permission of the copyright holder.
2. AC Fuse--The AC fuse inside the unit is not user- CAUTION:
serviceable. If you cannot turn on the unit, contact The user changes or modifications not expressly
your Onkyo dealer. approved by the party responsible for compliance could
void the user's authority to operate the equipment.
3. Care--Occasionally you should dust the unit all
over with a soft cloth. For stubborn stains, use a soft NOTE:
cloth dampened with a weak solution of mild deter- This equipment has been tested and found to comply
gent and water. Dry the unit immediately afterwards with the limits for a Class B digital device, pursuant to
with a clean cloth. Don't use abrasive cloths, thin- Part 15 of the FCC Rules. These limits are designed to
ners, alcohol, or other chemical solvents, because provide reasonable protection against harmful interfer-
they may damage the finish or remove the panel let- ence in a residential installation.
tering. This equipment generates, uses and can radiate radio
4. Power frequency energy and, if not installed and used in accor-
WARNING dance with the instructions, may cause harmful interfer-
BEFORE PLUGGING IN THE UNIT FOR THE ence to radio communications. However, there is no
FIRST TIME, READ THE FOLLOWING SEC- guarantee that interference will not occur in a particular
TION CAREFULLY. installation. If this equipment does cause harmful inter-
AC outlet voltages vary from country to country. ference to radio or television reception, which can be
Make sure that the voltage in your area meets the determined by turning the equipment off and on, the
voltage requirements printed on the unit's rear panel user is encouraged to try to correct the interference by
(e.g., AC 230 V, 50 Hz or AC 120 V, 60 Hz). one or more of the following measures:
The power cord plug is used to disconnect this unit