DOWNLOAD Sony CX-JV33 / JAX-V33 Service Manual ↓ Size: 6.15 MB | Pages: 85 in PDF or view online for FREE

13

3

wire (flat type) (5 core)
(CN702)

4

hook

1

Turn the loading gear
in the direction of arrow 

A

.

A

5

two claws

2

Pull-out the table assy.

6

table assy

2

table (loading)

4

connector
(CN731)

1

screw
(PTPWH M2.6)

5

two screws
(BTTP M2.6)

6

MOTOR (TB) board

3

belt (table)

14

2

connector
(CN704)

3

two screws
(BTTP M2.6)

4

MOTOR (LD) board

1

belt (loading)

4

three coil springs
(insulator)

7

coil spring
(insulator)

1

wire (flat type) (29 core) 
(CN101)

6

floating screw
(PTPWHM2.6)

5

three insulators

8

insulator

9

base unit 
(BU-K4BD49)

2

three screws
(BTTP M2.6)

3

three stoppers (BU)

15

1

Remove four solders.

4

BD49 board

2

wire (flat type) (16 core)
(CN102)

3

screw (2.6 

×

 8)

16

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:

1. Press the

I

/1

button to turn the power ON.

2. Press three buttons of

x

, [P FILE] and [DISC 1] simultane-

ously.

3. The message “COLD RESET” is displayed on the fluorescent

indicator tube momentarily, then becomes standby states.

A step of AM tuning interval can be changed over between 9 kHz
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

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.

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:

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 [POWER] simultaneously.
4. The message “LOCK” is displayed on the fluorescent indicator

tube, and the CD ship mode is set.

This mode is used to perform CD chip (lock) mode and cold reset
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

x

, [CD] and [POWER] simultaneously.

4. The message “COLD RESET” is displayed on the fluorescent

indicator tube momentarily, then becomes standby states.

This mode is used to enable function of external input to change
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.

This mode is used to unable to take sample disc out of tray in the
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

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

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.

This mode is used to display the parameter of amplifier IC and
display the VACS status.
Procedure:

1. Press the

I

/1

button to turn the power on.

2. Press three buttons of

x

, [P FILE] 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.

4. Press the [DISPLAY] button to changed over between VACS

status display mode and the amplifier IC parameter display
mode.

5. In the amplifier IC parameter display mode, press the [i-BASS]

button to changed over DBFB on/off, and when it is on, the
character “D” is displayed on the fluorescent indicator tube.

6. In the amplifier IC parameter display mode, press the [SOUND

FIELD] button to changed over surround on/off, and 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

[BASS], [MIDDLE] and [TREBLE] causes respective parameters
to be changed, as well as change-over of the display on the
fluorescent indicator tube.

This mode can run the CD sled motor freely. Use this mode, for
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

x

, [P FILE] 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

button, optical pick-up move to outside track

and the message “SLED OUT” is displayed on the fluorescent
indicator tube.

6. Press the

m

button, optical pick-up move to inside track and

the message “SLED IN” is displayed on the fluorescent
indicator tube.

7. Press the [P FILE] button, traverse on/off is changed over.
8. Press the [PRESET EQ] 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.