Read Sony CDX-A251C Service Manual online
5
CDX-A251C
SECTION 1
GENERAL
This section is extracted
from instruction manual.
from instruction manual.
• Location of controls and basic operations
US, CND model:
US, CND model:
AEP, UK model:
6
Location of controls and basic operations
Main unit
Card remote commander
RM-X151
RM-X151
Refer to the pages listed for details. The
corresponding buttons on the card remote
commander control the same functions as those
on the unit.
corresponding buttons on the card remote
commander control the same functions as those
on the unit.
A
OFF button
To power off; stop the source.
B
Number buttons
CD/MD*
1
:
(1)/(2):
GP
*
2
/ALBM
*
3
–/+
*
4
To skip groups/albums (press); skip
groups/albums continuously (press and
hold).
groups/albums continuously (press and
hold).
(3):
REP 8, 11
(4):
SHUF 8, 11
(6):
PAUSE
*
5
To pause playback. To cancel, press
again.
again.
Radio:
To receive stored stations (press); store
stations (press and hold).
To receive stored stations (press); store
stations (press and hold).
C
SCRL (scroll) button 8
To scroll the display item.
D
CAT
*
6
/BTM button 8
To start the BTM function (press and hold).
E
SEEK –/+ buttons
CD:
To skip tracks (press); skip tracks
continuously (press, then press again within
about 1 second and hold); reverse/fast-
forward a track (press and hold).
Radio:
To tune in stations automatically (press); find
a station manually (press and hold).
To skip tracks (press); skip tracks
continuously (press, then press again within
about 1 second and hold); reverse/fast-
forward a track (press and hold).
Radio:
To tune in stations automatically (press); find
a station manually (press and hold).
CDX-A251C
OFF
DSPL
SCRL
SEL
SOURCE
MODE
1
3
2
4
6
5
ATT
VOL
+
–
+
–
7
F
Disc slot
To insert the disc (label side up), playback
starts.
starts.
G Z
(eject) button
To eject the disc.
H
(front panel release) button 4
I
AUX input jack 10
To connect a portable audio device.
J
Receptor for the card remote
commander
commander
K
RESET button
(located behind the front
panel)
4
L
SENS button
To improve weak reception: LOCAL/
MONO.
MONO.
M
EQ3 (equalizer) button 9
To select an equalizer type (XPLOD,
VOCAL, CLUB, JAZZ, NEW AGE, ROCK,
CUSTOM or OFF).
VOCAL, CLUB, JAZZ, NEW AGE, ROCK,
CUSTOM or OFF).
N
SOURCE button
To power on; change the source (Radio/CD/
MD*
MD*
1
/AUX/SAT*
6
).
O
Volume control dial/select button 9
To adjust volume (rotate); select setup items
(press and rotate).
(press and rotate).
P
MODE button 8, 10
To select the radio band (FM/AM)/select the
SAT tuner band (mode)*
SAT tuner band (mode)*
6
/select the unit*
7
.
Q
DSPL (display)/DIM (dimmer) button
4, 8
4, 8
To change display items (press); change the
display brightness (press and hold).
display brightness (press and hold).
R
Display window
The following buttons on the card remote
commander have also different buttons/functions
from the unit.
commander have also different buttons/functions
from the unit.
ql <
(
.
)/
,
(
>
) buttons
To control CD/radio, the same as (SEEK)
–/+ on the unit.
–/+ on the unit.
w;
VOL (volume) +/– button
To adjust volume.
wa
ATT (attenuate) button
To attenuate the sound. To cancel, press
again.
again.
ws
SEL (select) button
The same as the select button on the unit.
wd M
(+)/
m
(–) buttons
To control CD, the same as (1)/(2) –/+ on
the unit.
the unit.
wf
Number buttons
To receive stored stations (press); store
stations (press and hold).
stations (press and hold).
*1
When an MD changer is connected.
*2
When an ATRAC CD is played.
*3
When an MP3/WMA is played.
*4
If the changer is connected, the operation is
different, see page 10.
different, see page 10.
*5
When playing back on this unit.
*6
When the SAT tuner is connected.
*7
When a CD/MD changer is connected.
Note
If the unit is turned off and the display disappears, it
cannot be operated with the card remote commander
unless
If the unit is turned off and the display disappears, it
cannot be operated with the card remote commander
unless
(SOURCE)
on the unit is pressed, or a disc is
inserted to activate the unit first.
Tip
For details on how to replace the battery, see
“Replacing the lithium battery of the card remote
commander” on page 13.
For details on how to replace the battery, see
“Replacing the lithium battery of the card remote
commander” on page 13.
6
Location of controls and basic operations
Main unit
Card remote commander
RM-X151
RM-X151
Refer to the pages listed for details. The
corresponding buttons on the card remote
commander control the same functions as those
on the unit.
corresponding buttons on the card remote
commander control the same functions as those
on the unit.
A
OFF button
To power off; stop the source.
B
Number buttons
CD/MD*
1
:
(1)/(2):
GP
*
2
/ALBM
*
3
–/+
*
4
To skip groups/albums (press); skip
groups/albums continuously (press and
hold).
groups/albums continuously (press and
hold).
(3):
REP 8, 13
(4):
SHUF 8, 13
(6):
PAUSE
*
5
To pause playback. To cancel, press
again.
again.
Radio:
To receive stored stations (press); store
stations (press and hold).
To receive stored stations (press); store
stations (press and hold).
C
AF (Alternative Frequencies)/TA
(Traffic Announcement) button 9
(Traffic Announcement) button 9
To set AF and TA/TP in RDS.
D
PTY (Programme Type) button 10
To select PTY in RDS.
CDX-A251C
OFF
DSPL
SCRL
SEL
SOURCE
MODE
1
3
2
4
6
5
ATT
VOL
+
–
+
–
7
E
SEEK –/+ buttons
CD:
To skip tracks (press); skip tracks
continuously (press, then press again within
about 1 second and hold); reverse/fast-
forward a track (press and hold).
Radio:
To tune in stations automatically (press); find
a station manually (press and hold).
To skip tracks (press); skip tracks
continuously (press, then press again within
about 1 second and hold); reverse/fast-
forward a track (press and hold).
Radio:
To tune in stations automatically (press); find
a station manually (press and hold).
F
Disc slot
To insert the disc (label side up), playback
starts.
starts.
G Z
(eject) button
To eject the disc.
H
(front panel release) button 4
I
AUX input jack 12
To connect a portable audio device.
J
Receptor for the card remote
commander
commander
K
RESET button
(located behind the front
panel)
4
L
SENS/BTM button 8
To improve weak reception: LOCAL/MONO
(press); start the BTM function (press and
hold).
(press); start the BTM function (press and
hold).
M
EQ3 (equalizer) button 11
To select an equalizer type (XPLOD,
VOCAL, CLUB, JAZZ, NEW AGE, ROCK,
CUSTOM or OFF).
VOCAL, CLUB, JAZZ, NEW AGE, ROCK,
CUSTOM or OFF).
N
SOURCE button
To power on; change the source (Radio/CD/
MD*
MD*
1
/AUX).
O
Volume control dial/select button 11
To adjust volume (rotate); select setup items
(press and rotate).
(press and rotate).
P
MODE button 8, 12
To select the radio band (FM/MW/LW)/
select the unit*
select the unit*
6
.
Q
DSPL (display)/DIM (dimmer) button
4, 8
4, 8
To change display items (press); change the
display brightness (press and hold).
display brightness (press and hold).
R
Display window
The following buttons on the card remote
commander have also different buttons/functions
from the unit.
commander have also different buttons/functions
from the unit.
ql <
(
.
)/
,
(
>
) buttons
To control CD/Radio, the same as (SEEK)
–/+ on the unit.
–/+ on the unit.
w;
VOL (volume) +/– button
To adjust volume.
wa
ATT (attenuate) button
To attenuate the sound. To cancel, press
again.
again.
ws
SEL (select) button
To select items.
wd M
(+)/
m
(–) buttons
To control CD, the same as (1)/(2) –/+ on
the unit.
the unit.
wf
SCRL (scroll) button 8
To scroll the display item.
wg
Number buttons
To receive stored stations (press); store
stations (press and hold).
stations (press and hold).
*1
When an MD changer is connected.
*2
When an ATRAC CD is played.
*3
When an MP3/WMA is played.
*4
If the changer is connected, the operation is
different, see page 12.
different, see page 12.
*5
When playing back on this unit.
*6
When a CD/MD changer is connected.
Note
If the unit is turned off and the display disappears, it
cannot be operated with the card remote commander
unless
If the unit is turned off and the display disappears, it
cannot be operated with the card remote commander
unless
(SOURCE)
on the unit is pressed, or a disc is
inserted to activate the unit first.
Tip
For details on how to replace the battery, see
“Replacing the lithium battery of the card remote
commander” on page 15.
For details on how to replace the battery, see
“Replacing the lithium battery of the card remote
commander” on page 15.
Click on the first or last page to see other CDX-A251C service manuals if exist.