DOWNLOAD Sony HCD-VP800AV / MHC-VP800AV Service Manual ↓ Size: 10.51 MB | Pages: 89 in PDF or view online for FREE

10

0

two screws

    (+BVTP 3 

×

 8)

1

connector 

    (CN914)

2

connector

    (CN915)

3

connector 

    (CN913)

qs

two screws

    (+BVTP 3 

×

 8)

qd

MAIN board

4

two screws

    (+BVTT 4

 

×

 8)

6

TRANS board

5

two screws

    (+BVTT 4

 

×

 8)

7

two

 screws

    (+BVTT 3 

×

 8)

8

two

 screws

    (+BVTP 3 

×

 8)

9

cover  (heat sink)

qa

SURROUND and 

    FRONT AMP 
   board ASSY

1

screw

    (+BVTT 3 

×

 8)

2

bracket

3

connector (CN803)

6

FRONT AMP board 

0

SURROUND AMP board 

4

two screws

    (+BVTT 3 

×

 8)

8

three screws

    (+BVTT 3 

×

 8)

7

screw

    (+BVTT 3 

×

 8)

5

two screws

    (+BVTP 3 

×

 16)

9

two screws

    (+BVTP 3 

×

 16)

heat sink assy

11

4

screw (+PTT 2

 

×

 4), 

    ground point

4

screw (+PTT 2

 

×

 4), 

    ground point

2

LEAF SW board 

1

five claws

5

HEAD (A) board

6

HEAD (B) board

3

remove the four solderings.

Note: This illustration is for TCM-230MWR, but in case of TCM-230AWR, you can remove them in the same way.

9

 Pull-out the Table.

4

Two

 screws (+BVTP 2.6 

×

 8)

q;

Screw (+PTPWH 2.6

 

×

 8)

qa

Tray

1

Screw (+BVTP 2.6

 

×

 8)

qs

Screw (+BVTP 2.6

 

×

 8)

6

Flat type wire (CN721)

3

Flat type wire 

    (CN702)

8

MOTOR board

qd

CD SENSOR board

qf

Flat type wire (CN502)

qg

Flat type wire (CN501)

qh

Two Screws

     (+BVTP 2.6

 

×

 8)

qj

VIDEO board

2

DRIVER board

5

Remove the two solderings of motor.

7

Connector (CN722)

12

4

 Turn the pulley to the direction of arrow.

pulley

Base unit

qg

qd

Two screws (+PTPWH M2.6)

5

Screw (+PTPWH M2.6)

1

Pulley(B)(BU-30), chucking

2

Two Screws (+PTPWH M2.6)

3

Lever (lifter)

qf

Screw (DIA. 12)

qa

Two screws (+BVTP 2.6

 

×

 8)

q;

BD board

qh

Two insulators

6

Holder assy

qh

Two insulators

qs

Two stoppers

7

Flat type wire (CN101)

8

Flat type wire (CN102)

9

Remove the solder

      (four portions).

Spring (insulator), coil

Spring (insulator),
coil

Spring
(insulator),
coil

13

[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:
1. Press three buttons  x  ,  DISPLAY  , and  DISC 1

simultaneously.

2. The fluorescent indicator tube becomes blank instantaneously,

and the set is reset.

[Tuner Step Change] (Except for European and Middle Eastern
models)
• A step of AM channels can be changed over between 9 kHz and

10 kHz.

Procedure:
1. Press  `/1  button to turn the set ON.
2. Select the function “TUNER”, and press  TUNER/BAND  button

to select the BAND “AM”.

3. Press   `/1  button to turn the set OFF.
4. Press  ENTER  and   `/1  buttons simultaneously, and the

display of fluorescent indicator tube changes to “AM 9 k ST”
or “AM 10 k ST”, and thus the channel step is changed over.

[GC Test  Mode]
• This mode is used to check the software version, FL tube, LED,

keyboard and VACS.

Procedure:
1. Press three buttons   x  ,  DISPLAY , and  DISC 2

simultaneously.

2. LEDs and fluorescent indicator tube are all turned on.
3. When you want to enter the software version display mode,

press  DISC 1 .The model number and destination are displayed.

4. Each time  DISC 1  is pressed, the display changes stating from

MC version, GC version, CD version, CDD, CDM version BD,
ST version, TA version, TM version, TC version, in this order,
and returns to the model number and destination display.

5. When  DISC 3  is pressed while the version numbers are being

displayed except model number and destination, year, month
and day of the software creation appear. When  DISC 3  is pressed
again, the display returns to the software version display. When
DISC 1  is pressed while year, month and day of the software
creation are being displayed, the year, month and day of creation
of the software versions are displayed in the same order of
version display.

6. Press  DISC 2  button, and the key check mode is activated.
7. In the key check mode, the fluorescent indicator tube displays

“KOJOVO”. Each time a button is pressed, “KEY” value
increases.
However, once a button is pressed, _it is no longer taken into
account.
“VOL” value increases like 1, 2, 3...if rotating VOLUME knob
in “+” direction, or it decreases like 0, 9, 8...if rotating in
“_”direction.

8. Also when  DISC 3  is pressed after lighting of all LEDs and FL

tubes, value of VACS appears.

9. To exit from this mode, press three buttons in the same manner

as step 1, or disconnect the power cord.

[MC Test  Mode]
• This mode is used to check operations of the respective sections

of Amplifier, Tuner, and Tape.

Procedure:
• To enter MC Test Mode
1. Press the  `/1  button to turn on the set.
2. Press the three buttons of  x   ,  DISPLAY  and  DISC 3

simultaneously.

3. Cursor segment flash on the FL display tube. The input

FUNCTION is changed to GAME.

* Check of Amplifier

Initial settings: Input

, GAME

EQ

, FLAT

Mode

, MUSIC

VA CS

, OFF

Output channel switching:

MUSIC key: L

,  L

R 

, R through

MOVIE key: L

, SL

R 

, SR through

GAME key:L

, L, SL, C R , R, SR, SW through

TOOL MODE key: L 

,  C

R 

, SW through

1. When the  VOLUME  control knob is turned clockwise even

slightly, the sound volume increases to is maximum and a
message “VOLUME MAX” appears for two seconds, then the
display returns to the original display.

2. When the  VOLUME  control knob is tuned counter-clockwise

even slightly, the sound volume decreases to its minimum and a
message “VOLUME MIN” appears for two seconds, then the
display returns to the original display.

* Tuner function
1. In the test mode, the default-preset channel is called even when

the TUNER is selected and an attempt is made to call the preset
channel that has been stored in memory. (It means that the
memory is cleared.)

2. The minimum, center and maximum frequency of each band is

set then.

* Tape recording test
1. To enter the MC Test Mode.
2. Load tapes in both tape decks A and B.
3. Press the REC button to start recording.
4. Pressing the  M  ,  m  buttons during recording returns the

tape to the recording start position and stops it at this position.

5. Pressing the “High Speed Dubbing” key while playing back the

tape of deck B switches the playback speed between “Normal
Speed” and “High Speed”.

Note:
When the playback direction of the tape is set to other than “ONY
WAY”, the restriction on the number of times playback which can
be repeated will be cleared.

* AMS Test Mode
1. Set TAPE function
2. Select the desired loop by pressing the  PLAY MODE  button.

Insert a test tape AMS-110A or AMS-120 to Deck A.

3. Press the  SPECTRUM  or  KARAOKE PON  button to enter

the AMS test mode.

4. After a tape is rewound first, the FF AMS is checked, and the

mechanism is shut off after detecting the AMS signal the AMS
signal twice.

5. Then the REW AMS is checked and the mechanism is shut off

after detecting the AMS signal twice.

6. When the check is complete, a message of either OK or NG

appears.

* To return to normal mode again.
1. When you want to exit this mode, press the  `/1  button.
2. The cold reset is enforced at the same time.