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FM Stereo
FM-AM Receiver
Operating Instructions
4-241-673-
12(1)
STR-DB780
© 2002 Sony Corporation


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2GB
WARNING
To prevent fire or shock hazard, do not
expose the unit to rain or moisture.
To prevent fire, do not cover the ventilation of the
apparatus with news papers, table-cloths, curtains,
etc. And don't place lighted candles on the apparatus.
To prevent fire or shock hazard, do not place objects
filled with liquids, such as vases, on the apparatus.
Don't throw away the battery with
general house waste, dispose of it
correctly as chemical waste.
Do not install the appliance in a confined space, such
as a bookcase or built-in cabinet.
Except for European model
ENERGY STAR® is a U.S.
registered mark.
As an
ENERGY STAR® partner,
Sony Corporation has determined
that this product meets the
ENERGY
STAR® guidelines for energy
efficiency.


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3GB
This receiver incorporates Dolby* Digital and Pro
Logic Surround and the DTS** Digital Surround
System.
* Manufactured under license from Dolby
Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are
trademarks of Dolby Laboratories.
** "DTS" and "DTS Digital Surround" are registered
trademarks of Digital Theater Systems, Inc.
About This Manual
· The instructions in this manual are for model
STR-DB780. Check your model number by looking
at the lower right corner of the front panel. In this
manual, the models of area code U is used for
illustration purposes unless stated otherwise. Any
difference in operation is clearly indicated in the
text, for example, "Models of area code U only".
· The instructions in this manual describe the controls
on the receiver. You can also use the controls on the
supplied remote if they have the same or similar
names as those on the receiver. For details on the
use of your remote:
­ Models of area code U, CA
RM-PP506L: See the separate operating
instructions supplied with the remote.
­ Models of other area codes
RM-U305C: See pages 53­56.
About area codes
The area code of the receiver you purchased is
shown on the lower portion of the rear panel (see
the illustration below).
Any differences in operation, according to the
area code, are clearly indicated in the text, for
example, "Models of area code AA only".
Area code
4-XXX-XXX-XX AA
SUB
WOOFER
AC OUTLET
PRE OUT
FRONT
CENTER
SURROUND
OUT
R
L
IMPEDANCE
SELECTOR
4
8


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4GB
Table of Contents
List of Button Locations and
Reference Pages
Main unit ............................................... 6
Getting Started
1: Check how to hookup your
components ..................................... 8
1a: Connecting components with
digital audio output jacks .......... 10
1b: Connecting components with multi
channel output jacks .................. 13
1c: Connecting components with only
analog audio jacks ..................... 15
2: Connecting the antennas .................. 17
3: Connecting speakers ........................ 18
4: Connecting the AC power cord ....... 20
5: Setting up the speakers .................... 21
6: Adjusting the speaker levels and
balance (TEST TONE) .................. 23
Amplifier/Tuner Operation
Selecting the component ..................... 24
Listening to multi channel sound
(MULTI CH DIRECT) ................. 24
Listening to FM/AM radio .................. 25
Storing FM stations automatically
(AUTOBETICAL)*1 ..................................... 26
Presetting radio stations ....................... 26
Using the Radio Data System
(RDS)*1 ........................................................................ 27
Changing the display ........................... 30
About the indications in the display .... 31
Enjoying Surround Sound
Automatically decoding the input audio
signal (AUTO DECODING) ......... 33
Using only the front speakers
(2CH STEREO) ............................ 33
Selecting a sound field ........................ 34
Enjoying Dolby Pro Logic II
(2CH MODE) ................................ 36
Advanced Adjustments and
Settings
Switching the audio input mode for
digital components
(INPUT MODE) ............................ 37
Customizing sound fields .................... 37
Adjusting the equalizer ........................ 39
Advanced settings ................................ 40
Other Operations
Naming preset stations and functions .. 47
Using the Sleep Timer ......................... 47
Recording ............................................ 48
CONTROL A1
control system ......... 49


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5GB
*1 Models of area code CEL, CEK only.
*2 Except for models of area code U, CA.
Operations Using the Remote
RM-U305C*2
Before you use your remote ................ 53
Remote button description ................... 53
Changing the factory setting of a function
button ............................................ 56
Additional Information
Precautions .......................................... 57
Troubleshooting ................................... 57
Specifications ...................................... 60
Index .................................................... 63