Read Sony HCD-RV555 / MHC-RV555 Service Manual online
19
HCD-RV555
SECTION 4
TEST MODE
MC COLD RESET
The cold reset clears all data including preset data stored in the
RAM to initial conditions. Execute this mode when returning the
set to the customer.
Procedure:
RAM to initial conditions. Execute this mode when returning the
set to the customer.
Procedure:
1. Press the
I
/1
button to turn the power ON.
2. Press three buttons of
x
, [PLAY MODE/TUNING MODE] and
[DISC 1] simultaneously.
3. The message “COLD RESET” is displayed on the fluorescent
indicator tube momentarily, then becomes standby states.
AM TUNING INTERVAL CHANGE-OVER
A step of AM tuning interval can be changed over between 9 kHz
and 10 kHz.
Procedure:
and 10 kHz.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press the [TUNER/BAND] button to select “AM”.
3. Press the
3. Press the
I
/1
button to turn the power off.
4. Press two buttons of [PLAY MODE/TUNING MODE] and
I
/1
simultaneously.
5. The message “AM 9K STEP” or “AM 10K STEP” is displayed
on the fluorescent indicator tube, and thus the channel step is
changed over.
changed over.
CD SHIP (LOCK) MODE
This mode moves the optical pick-up to the position durable to
vibration. Use this mode when returning the set to the customer
after repair.
Procedure:
vibration. Use this mode when returning the set to the customer
after repair.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press the [CD] button to select “CD”.
3. Press two buttons of [CD] and
3. Press two buttons of [CD] and
I
/1
simultaneously.
4. The message “LOCK” is displayed on the fluorescent indicator
tube, and the CD ship mode is set.
CD SHIP (LOCK) MODE & COLD RESET
This mode is used to perform CD chip (lock) mode and cold reset
simultaneously.
Procedure:
simultaneously.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press the [CD] button to select “CD”.
3. Press three buttons of
3. Press three buttons of
x
, [CD] and
I
/1
simultaneously.
4. The message “COLD RESET” is displayed on the fluorescent
indicator tube momentarily, then becomes standby states.
CHANGE-OVER FUNCTION OF SAT/VIDEO
This mode is used to enable function of external input to change
over between SAT and VIDEO.
Procedure:
over between SAT and VIDEO.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press two buttons of
VIDEO/SAT
and
I
/1
simultaneously.
3. The message “SAT” or “VIDEO” is displayed on the
fluorescent indicator tube, and the function of external input
is changed over.
is changed over.
CD TRAY LOCK MODE
This mode is used to unable to take sample disc out of tray in the
shop.
Procedure:
shop.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press the [CD] button to select “CD”.
3. Set disc on the CD tray, press two buttons of
3. Set disc on the CD tray, press two buttons of
x
and
Z
for 5
seconds.
4. The message “LOCKED” is displayed on the fluorescent
indicator tube and the CD tray is locked. (Even if pressing
the
the
Z
button, the message “LOCKED” is displayed on the
fluorescent indicator tube and the CD tray is locked)
5. To release from this mode, press two buttons of
x
and
Z
for
5 seconds.
6. The message “UNLOCKED” is displayed on the fluorescent
indicator tube and the CD tray is unlocked.
AMP TEST MODE
This mode is used to display the parameter of amplifier IC and
display the VACS status.
Procedure:
display the VACS status.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press three buttons of
x
, [PRESET EQ] and [PLAY MODE/
TUNING MODE] simultaneously.
3. When the AMP test mode is activated, the message “AMP
TEST IN” is displayed on the fluorescent indicator tube
momentarily, then amplifier adjustment mode is displayed on
the fluorescent indicator tube.
momentarily, then amplifier adjustment mode is displayed on
the fluorescent indicator tube.
4. Press the [DISPLAY] button to changed over between VACS
status display mode and the amplifier IC parameter display
mode.
mode.
5. In the amplifier IC parameter display mode, press the
[GROOVE] button to changed over DBFB on/off, and when it
is on, the character “D” is displayed on the fluorescent indicator
tube.
is on, the character “D” is displayed on the fluorescent indicator
tube.
6. In the amplifier IC parameter display mode, press the
[SURROUND] button to changed over surround on/off, and
when it is on, the character “S” is displayed on the fluorescent
indicator tube.
when it is on, the character “S” is displayed on the fluorescent
indicator tube.
7. In the amplifier IC parameter display mode, turn each knob of
[ -- EQ + ] causes respective parameters to be changed,
as well as change-over of the display on the fluorescent
indicator tube.
as well as change-over of the display on the fluorescent
indicator tube.
CD SERVICE MODE
This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the optical pick-up.
Procedure:
instance, when cleaning the optical pick-up.
Procedure:
1. Press the
I
/1
button to turn the power on.
2. Press the [CD] button to select “CD”.
3. Press three buttons of
3. Press three buttons of
x
, [PLAY MODE/TUNING MODE] and
Z
simultaneously.
4. When the CD service mode is activated, the message “MPEG
AV TEST” is displayed on the fluorescent indicator tube.
5. Press the
M
/ALBUM +
button, optical pick-up move to outside
track and the message “SLED OUT” is displayed on the
fluorescent indicator tube.
fluorescent indicator tube.
6. Press the
m
/ALBUM –
button, optical pick-up move to inside
track and the message “SLED IN” is displayed on the
fluorescent indicator tube.
fluorescent indicator tube.
7. Press the [ENTER] button, traverse on/off is changed over.
8. Press the [EQ BAND] button when MPEG AV Test mode is
8. Press the [EQ BAND] button when MPEG AV Test mode is
activated, the massage “SERVICE MODE” is displayed on
the fluorescent indicator tube and AV Test mode is activated.
the fluorescent indicator tube and AV Test mode is activated.
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