Sony STR-DG300 Service Manual ▷ View online
5
STR-DG300
8
GB
Rear panel
3
4
DIGITAL
VIDEO 1
IN
VIDEO 2
IN
DVD
IN
COAXIAL
OPTICAL
ANTENNA
AM
SA-CD/CD
MD/TAPE
OUT
L
R
IN
L
R
AUDIO IN
DVD
AUDIO IN
IN
VIDEO 2
AUDIO IN
VIDEO 1
AUDIO OUT
L
R
L
R
AUDIO
OUT
SUB
WOOFER
FRONT A
FRONT B
+
–
+
–
R
L
R
L
SPEAKERS
1
2
AC OUTLET
SWITCHED 100W/0.4A MAX
A
DIGITAL INPUT section
OPTICAL
IN jack
Connects to a DVD
player, etc. The
COAXIAL jack
provides a better
quality of loud
sound (page 16).
player, etc. The
COAXIAL jack
provides a better
quality of loud
sound (page 16).
COAXIAL IN
jack
jack
B
ANTENNA section
FM
ANTENNA
Connects to the
FM wire antenna
supplied with this
receiver (page 18).
FM wire antenna
supplied with this
receiver (page 18).
AM
ANTENNA
ANTENNA
Connects to the
AM loop antenna
supplied with this
receiver (page 18).
AM loop antenna
supplied with this
receiver (page 18).
C
SPEAKER section
Connects to
speakers (page 13).
speakers (page 13).
Connects to sub
woofer (page 13).
woofer (page 13).
D
AUDIO INPUT/OUTPUT section
AUDIO IN/
OUT jack
OUT jack
Connects to an MD
deck or VCR, etc.
(page 15, 16).
deck or VCR, etc.
(page 15, 16).
White (L)
Red (R)
9
GB
Gettin
g
Sta
rted
You can operate the receiver with the supplied
remote. You can also use the remote to control
the Sony audio/video components that the
remote is assigned to operate (page 40).
remote. You can also use the remote to control
the Sony audio/video components that the
remote is assigned to operate (page 40).
RM-AAU007
Remote commander
1
2
3
4
6
7
8
0/10
ENTER
9
SYSTEM STANDBY
TV/VIDEO
SLEEP
TEST
TONE
TONE
AV
?/1
VIDEO 1
VIDEO 2
MD/TAPE SA-CD/CD
VIDEO 3
DVD
A.F.D.
MOVIE
RETURN/EXIT
TV CH –
PRESET –
TV CH +
PRESET +
TUNING –
TV
TUNING +
REPLAY ADVANCE
MENU
MUSIC
LEVEL
SUB WOOFER
MEMORY DVD MENU
CLEAR
TOOLS
DISPLAY
MUTING
TV VOL
MASTER VOL
FM MODE
D.TUNING
D.SKIP
TUNER AMP MENU
TV
?/1
?/1
>10/
-
F
G
g
f
.
H
m
M
X
x
<
<
>
5
AV
?
/
1
(on/standby) switch
TV
?
/
1
,
?
/
1
(on/standby) switch
1
2
wf
wd
5
6
9
qs
qg
qh
qd
qj
3
4
ql
w;
wa
qa
qf
8
q;
7
qk
ws
Name
Function
A
AV
?
/
1
Press to turn on or off the
Sony audio/video components
that the remote is assigned to
operate (page 40).
If you press ?/1 (B) at the
same time, it will turn off the
receiver and other
components (SYSTEM
STANDBY).
Note
The function of the AV ?/1
switch changes automatically
each time you press the input
buttons (W).
Sony audio/video components
that the remote is assigned to
operate (page 40).
If you press ?/1 (B) at the
same time, it will turn off the
receiver and other
components (SYSTEM
STANDBY).
Note
The function of the AV ?/1
switch changes automatically
each time you press the input
buttons (W).
B
TV
?
/
1
Press TV ?/1 and TV (M) at
the same time to turn the TV
on or off.
the same time to turn the TV
on or off.
?
/
1
Press to turn the receiver on or
off.
To turn off all components,
press ?/1 and AV ?/1 (A) at
the same time (SYSTEM
STANDBY).
off.
To turn off all components,
press ?/1 and AV ?/1 (A) at
the same time (SYSTEM
STANDBY).
C
AMP MENU
Press to display the menu of
the receiver. Then, use the
control buttons to perform
menu operations.
the receiver. Then, use the
control buttons to perform
menu operations.
D
MOVIE,
MUSIC
MUSIC
Press to select sound fields for
movie or music.
movie or music.
E
SUB
WOOFER
LEVEL +/–
WOOFER
LEVEL +/–
Press to adjust the sub woofer
level.
level.
F
FM MODE
Press to select FM monaural
or stereo reception.
or stereo reception.
G
D.TUNING
Press to enter direct tuning
mode.
mode.
D.SKIP
Press to skip disc of the CD
player or DVD player (multi-
disc changer only).
player or DVD player (multi-
disc changer only).
H
DVD MENU
Press to display the menu of
the DVD player on the TV
screen. Then, use the control
buttons to perform menu
operations.
the DVD player on the TV
screen. Then, use the control
buttons to perform menu
operations.
I
ENTER
Press to enter the value after
selecting a channel, disc or
track using the numeric
buttons.
selecting a channel, disc or
track using the numeric
buttons.
MEMORY
Press to store a station.
continued
10
GB
Name
Function
J
MUTING
Press to mute the sound.
K
TV VOL
+
a)
/–
Press TV VOL +/– and TV
(M) at the same time to adjust
the TV volume level.
(M) at the same time to adjust
the TV volume level.
MASTER
VOL +
a)
/–
Press to adjust the volume
level of all speakers at the
same time.
level of all speakers at the
same time.
L .
/
>
Press to skip tracks of the CD
player, DVD player, MD
deck, or tape deck.
player, DVD player, MD
deck, or tape deck.
REPLAY /
ADVANCE
ADVANCE
Press to replay the previous
scene or fast forward the
current scene of the VCR or
DVD player.
scene or fast forward the
current scene of the VCR or
DVD player.
m
/
M
Press to
– search tracks in the forward/
– search tracks in the forward/
backward direction of the
DVD player.
DVD player.
– fast forward/rewind of the
VCR, CD player, MD deck,
or tape deck.
or tape deck.
H
a)
Press to start playback of the
VCR, CD player, DVD player,
MD deck, or tape deck.
VCR, CD player, DVD player,
MD deck, or tape deck.
X
Press to pause playback or
recording of the VCR, CD
player, DVD player, MD
deck, or tape deck. (Also
starts recording with
components in recording
standby.)
recording of the VCR, CD
player, DVD player, MD
deck, or tape deck. (Also
starts recording with
components in recording
standby.)
x
Press to stop playback of the
VCR, CD player, DVD player,
MD deck, or tape deck.
VCR, CD player, DVD player,
MD deck, or tape deck.
TV CH +/–
Press TV CH +/– and TV (M)
at the same time to select
preset TV channels.
at the same time to select
preset TV channels.
PRESET +/–
Press to select
– preset stations.
– preset channels of the VCR
– preset stations.
– preset channels of the VCR
or satellite tuner.
TUNING +/–
Press to scan a station.
M
TV
To activate the buttons with
orange printing, press TV and
the button with orange
printing simultaneously.
orange printing, press TV and
the button with orange
printing simultaneously.
<
<
Name
Function
N
MENU
Press to display the menus of
the VCR, DVD player, or
satellite tuner on the TV
screen. Then, use the control
buttons to perform menu
operations.
the VCR, DVD player, or
satellite tuner on the TV
screen. Then, use the control
buttons to perform menu
operations.
O
RETURN/
EXIT
O
Press to
– return to the previous menu.
– exit the menu while the
– return to the previous menu.
– exit the menu while the
menu or on-screen guide of
the DVD player, or satellite
tuner is displayed on the TV
screen.
the DVD player, or satellite
tuner is displayed on the TV
screen.
P
Control
buttons
buttons
After pressing AMP MENU
(C), DVD MENU (H), or
MENU (N), press the control
button V, v, B or b to select the
settings. When you press DVD
MENU or MENU, press the
control button to enter the
selection.
(C), DVD MENU (H), or
MENU (N), press the control
button V, v, B or b to select the
settings. When you press DVD
MENU or MENU, press the
control button to enter the
selection.
Q
DISPLAY
Press to select information
displayed on the TV screen of
the VCR, satellite tuner, CD
player, DVD player, or MD
deck.
displayed on the TV screen of
the VCR, satellite tuner, CD
player, DVD player, or MD
deck.
R
TOOLS
Press to display options
applicable to the entire disc
(e.g. disc protection), recorder
(e.g. audio settings during
recording), or multiple items
on a list menu (e.g. erasing
multiple titles).
applicable to the entire disc
(e.g. disc protection), recorder
(e.g. audio settings during
recording), or multiple items
on a list menu (e.g. erasing
multiple titles).
S
-/--
Press -/-- and TV (M) at the
same time to select the
channel entry mode, either one
or two digits of the TV.
same time to select the
channel entry mode, either one
or two digits of the TV.
>10/
x
Press to select
– track numbers over 10 of the
– track numbers over 10 of the
VCR, satellite tuner, CD
player or MD deck.
player or MD deck.
– channel numbers of the
Digital CATV terminal.
CLEAR
Press to
– clear a mistake when you
– clear a mistake when you
press the incorrect numeric
button.
button.
– return to continuous
playback, etc. of the satellite
tuner or DVD player.
tuner or DVD player.
11
GB
Gettin
g Sta
rted
a)
The number 5, MASTER VOL +, TV VOL +, and
H buttons have tactile dots. Use the tactile dots as
references when operating the receiver.
H buttons have tactile dots. Use the tactile dots as
references when operating the receiver.
Notes
• Some functions explained in this section may not
work depending on the model.
• The above explanation is intended to serve as an
example only. Therefore, depending on the
component, the above operation may not be
possible or may operate differently than described.
component, the above operation may not be
possible or may operate differently than described.
Name
Function
T
Numeric
buttons
(number 5
buttons
(number 5
a)
)
Press to
– preset/tune to preset
– preset/tune to preset
stations.
– select track numbers of the
CD player, DVD player or
MD deck. Press 0/10 to
select track number 10.
MD deck. Press 0/10 to
select track number 10.
– select channel numbers of
the VCR or satellite tuner.
Press the numeric buttons and
TV (M) at the same time to
select the TV channels.
TV (M) at the same time to
select the TV channels.
U
A.F.D.
Press to select A.F.D. mode.
V
Input buttons
Press one of the buttons to
select the component you
want to use. When you press
any of the input buttons, the
receiver turns on. The buttons
are factory assigned to control
Sony components as follows.
You can change the button
assignments following the
steps in “Changing button
assignments” on page 40.
select the component you
want to use. When you press
any of the input buttons, the
receiver turns on. The buttons
are factory assigned to control
Sony components as follows.
You can change the button
assignments following the
steps in “Changing button
assignments” on page 40.
W
TV/VIDEO
Press TV/VIDEO and TV
(M) at the same time to select
the input signal (TV input or
video input).
(M) at the same time to select
the input signal (TV input or
video input).
SLEEP
Press to activate the Sleep
Timer function and the
duration which the receiver
turns off automatically.
Timer function and the
duration which the receiver
turns off automatically.
X
TEST TONE
Press to activate the Test Tone
function.
function.
Button
Assigned Sony
component
component
VIDEO 1
VCR (VTR mode 3)
VIDEO 2
VCR (VTR mode 2)
VIDEO 3
Not assigned
DVD
DVD player
MD/TAPE
MD deck
SA-CD/CD Super Audio CD/CD
player
TUNER
Built-in tuner
6
STR-DG300
Note : This set can be disassemble according to the following sequence.
SECTION 2
DISASSEMBLY
2-1. CASE
Note : Follow the disassembly procedure in the numerical order given.
3
two screws
(+BVTP 3
(+BVTP 3
×
8)
1
two screws
(case 3 TP2)
(case 3 TP2)
2
two screws
(case 3 TP2)
(case 3 TP2)
4
case
2-1.
CASE
(Page 6)
(Page 6)
2-2.
FRONT PANEL SECTION
(Page 7)
(Page 7)
2-3.
BACK PANEL SECTION
(Page 7)
(Page 7)
SET
2-6.
STANDBY BOARD
(Page 9)
(Page 9)
2-4.
DIGITAL BOARD
(Page 8)
(Page 8)
2-5.
MAIN BOARD SECTION
(Page 8)
(Page 8)
7
STR-DG300
2-2. FRONT PANEL SECTION
2-3. BACK PANEL SECTION
4
five screws
(+BVTP 3
(+BVTP 3
×
8)
1
CNP791 (4P)
2
CN2500 (3P)
5
front panel section
3
wire (flat type) (23 core)
(CNS505)
(CNS505)
3
screw
(+BVTP 3
(+BVTP 3
×
8)
4
two screws
(+BVTP 3
(+BVTP 3
×
8)
5
four screws
(+BVTP 3
(+BVTP 3
×
8)
7
four screws
(+BVTP 3
(+BVTP 3
×
8)
6
three screws
(+BVTP 3
(+BVTP 3
×
8)
1
CNP901 (2P)
8
back panel section
2
wire (flat type) (15 core)
(CNS508)
(CNS508)
8
STR-DG300
2-4. DIGITAL BOARD
2-5. MAIN BOARD SECTION
4
screw
(+BVTP 3
(+BVTP 3
×
8)
5
DIGITAL board
1
CNP505 (23P)
2
CNP503 (5P)
3
CNP504 (7P)
5
two screws
(+BV3 (3
(+BV3 (3
-CR))
6
two screws
(+BV3 (3
(+BV3 (3
-CR))
7
screw
(+BV3 (3
(+BV3 (3
-CR))
8
MAIN board section
1
CNP600 (5P)
3
CNP801 (3P)
4
CNP802 (5P)
2
CNP601 (4P)
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