Sony STR-DG500 用户手册

C:\Documents and Settings\pc13\Desktop\Revision2_STR-
DG500\J9050000_2662258122DG500_GB\2662258122\GB05AMP_STR-DG500-CEL.fm

masterpage: Right

STR-DG500

2-662-258-12 (2)

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There is severe hum or noise.

• Check that the speakers and components

are connected securely.

• Check that the connecting cords are away

from a transformer or motor, and at least 3
m (10 feet) away from a TV set or
fluorescent light.

• Move your audio components away from

the TV.

• The plugs and jacks are dirty. Wipe them

with a cloth slightly moistened with
alcohol.

There is no sound, or only a very low-
level sound is heard from the center/
surround/surround back speakers.

• Select a CINEMA STUDIO EX mode

(page 50).

• Adjust the speaker level (page 30).
• Make sure the center/surround speakers

are set to either “SMALL” or “LARGE”
(page 37).

• Make sure the surround back speaker is set

to “YES” (page 37).

There is no sound from the surround
back speaker.

• Some discs have no Dolby Digital

Surround EX flag even though the
packages have Dolby Digital Surround EX
logos. In this case, select “SB ON” (page
35).

There is no sound from the sub woofer.

• Check that the sub woofer is connected

correctly and securely.

• Make sure you have turned on your sub

woofer.

• Make sure the sub woofer is set to “YES”

(page 37).

• There is no sound from the sub woofer

depending on the sound field.

The surround effect cannot be
obtained.

• Make sure the sound field function is on

(press MOVIE, or MUSIC).

• Sound fields do not function for signals

with a sampling frequency of more than 48
kHz.

Dolby Digital or DTS multi channel
sound is not reproduced.

• Check that the DVD, etc. you are playing

is recorded in Dolby Digital or DTS
format.

• When connecting the DVD player, etc., to

the digital input jacks of this receiver,
check the audio setting (the settings for the
audio output) of the connected component.

Recording cannot be carried out.

• Check that the components are connected

correctly.

• Select the source component using the

input buttons.

The FM reception is poor.

• Use a 75-ohm coaxial cable (not supplied)

to connect the receiver to an outdoor FM
antenna as shown below. If you connect
the receiver to an outdoor antenna, ground
it against lightning. To prevent a gas
explosion, do not connect the ground wire
to a gas pipe.

ANTENNA

Receiver

To ground

Ground wire
(not supplied)

Outdoor FM antenna

continued

GB01COV_STR-DG500-CEL.book Page 69 Wednesday, December 28, 2005 9:47 AM