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17

6

Remove the two solderings of motor.

8

MOTOR (TB) board

7

table motor assy (M741)

5

two screws

     (+BTTP (M2.6))

4

3

wire (flat type) (CN742)

1

stopper

2

stopper

table

2

Remove the two solderings of motor.

4

MOTOR (LD) board

1

belt (loading)

5

loading motor assy (M751)

3

two screws

     (+BTTP (M2.6))

18

message “VOLUME MAX” appears on the fluorescent indicator
tube.

5. When the [MASTER VOLUME] knob is turned counter-clockwise

even slightly, the sound volume decreases to its minimum and
a message “VOLUME MIN” appears on the fluorescent
indicator tube.

* Tape function
1. When a tape is inserted in Deck B and recording is started, the

function is changed to TV automatically. When [CD SYNC]
button is pressed during recording in function, ALC (Automatic
Logic Control) is turned on.

2. During recording, press  m  button will stop the recording

and the function is changed to TAPE B and rewind the tape in
Deck B until the recording start position and playback of the
tape in Deck B is started. If [REC PAUSE/ START]  button is
pressed for a pause and pressed again to resume recording during
recording time, when the tape is rewind, the tape will be rewind
until the position where the pause is applied.

* To release from Common Test mode
1. To release from this mode, press 

?/1

 button.

2. The cold reset is enforced at the same time.

• 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.

1. Press 

?/1

 button to turn on the system.

2. Press 

x

  button,  [ENTER]  button and 

?/1

  button

simultaneously.

3. The message “COLD RESET” appears on the fluorescent

indicator tube. Then, the fluorescent indicator tube becomes
blank for while, and the set is reset.

• This mode is used to switch ON and OFF the VACS (Variable

Attenuation Control System).

1. Press 

?/1

 button to turn on the system.

2. Press 

x

 button and 

[ILLUMINATION]

 button simultaneously.

The message “VACS OFF” or “VACS ON” appears on the
fluorescent indicator tube.

• The step interval of AM channels can be toggled between 9 kHz

and 10 kHz.
This mode is not available for Saudi Arabia model.

1. Press 

?/1

 button to turn on the system.

2. Press [TUNER/BAND] button repeatedly to select the “AM”.

3. Press 

?/1

 button to turn off the system.

4. Press  [ENTER]  button and 

?/1

  button simultaneously. The

system will turn on automatically. The message “AM 9K STEP”
or “AM 10K STEP” appears on the fluorescent indicator tube
and thus the channel step is changed.

• This mode moves the optical pick-up to the position durable to

vibration and clears all data including preset data stored in the
RAM to initial conditions. Use this mode when returning the
set to the customer after repair.

• This mode is used to check the fluorescent indicator tube, LEDs,

buttons, MASTER VOLUME knob, OPERATION DIAL knob,
model, destination, software version.

1. Press 

x

 button, 

[ENTER]

 button and 

[DISC 2]

 button

simultaneously.

2. All LEDs and segments in fluorescent indicator tube are lighted up.

All LEDs are lighted up in red color except for  

b B

  LED where

the LED is lighted up in green color.

3. When you want to enter to the software version display mode,

press 

[DISC 1]

 button. The model information appears on the

fluorescent indicator tube.

4. Each time 

[DISC 1]

 button is pressed, the display changes from

MC version, GC version, SYS version, DVD version, ST
version, TC version, TA version, TM version in this order, and
returns to the model information display.

5. Press 

[DISC 2]

 button, the key check mode is activated.

6. In the key check mode, the fluorescent indicator tube displays

“K  0  J0  V0”.
Turn the [OPERATIONAL DIAL] clockwise; “J” value increases
by one. Turn the [OPERATIONAL DIAL] counterclockwise; “J”
value decreases by one. Each time a button is pressed, “K” value
increases. Press other keys on main unit to check whether the
key is detected. However, once a button has been pressed, it is
no longer taken into account.
“V” value increases in the manner of 0,1, 2, 3 ... if [MASTER
VOLUME] knob is turned clockwise, or it decreases in the manner
of 0, 9, 8,7  ... if [MASTER VOLUME]  knob is turned
counterclockwise.

7. When 

[EX-CHANGE/DISC SKIP]

  button is pressed after all

LEDs and segments in fluorescent indicator tube light up,
alternate segments in fluorescent indicator tube and LED would
light up. If you press 

[EX-CHANGE/DISC SKIP]

 button again,

another half of alternate segments in fluorescent indicator tube
and LEDs would light up.  Pressing 

[EX-CHANGE/DISC SKIP]

button again would cause all LED and segments lights up.

8. To  release from this mode, press three buttons in the same

manner as step 1, or disconnect the power cord.

• This mode is used to check operations of the respective sections

of Amplifier and Tape.

Procedure:
• To enter Common Test Mode

1. Press 

x

  button, 

[ENTER]

  button and 

[DISC 3]

  button

simultaneously.

2. The DVD ring indicators, the line below DVD ring indicators

and TAPE A and B indicators flash synchronously on the
fluorescent indicator tube. The function is changed to TV.

* Check of Amplifier
1. Press  [EQ BAND] button repeatedly until a message “GEQ MAX”

appears on the fluorescent indicator tube. GEQ increases to its
maximum.

2. Press  [EQ BAND] button repeatedly until a message “GEQ MIN”

appears on the fluorescent indicator tube. GEQ decreases to its
minimum.

3. Press  [EQ BAND]  button repeatedly until a message “GEQ

FLAT” appears on the fluorescent indicator tube. GEQ set to
flat.

4. When the [MASTER VOLUME] knob is turned clockwise even

slightly, the sound volume increases to its maximum and a

19

Procedure:

1. Press 

?/1

 button to turn on the system.

2. Select DVD function.

3. Press 

x

 button, [SOUND FLASH] button and 

?/1

 button

simultaneously during “DVD NO DISC” condition. The
system will turn off automatically.

4. After the “STANDBY” blinking display finishes, a message

“MECHA LOCK” appears on the fluorescent indicator tube and
the DVD ship mode is set.

5.   The Memory is clear after AC Power OFF.

• 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.

1. Press 

?/1

 button to turn on the system.

2. Select DVD function.

3. Press  [DVD]  button and 

?/1

  button simultaneously during

“DVD NO DISC” condition. The system will turn off
automatically.

4. After the “STANDBY” blinking display finishes, a message

“MECHA LOCK” appears on the fluorescent indicator tube and
the DVD ship mode is set.

• This mode is used to lock the disc tray. When this mode is

activated, the disc tray will not open when [OPEN/CLOSE]
button or [EX-CHANGE/DISC SKIP] button is pressed. The
message “LOCKED” appears on the fluorescent indicator tube.

Procedure:

1. Press 

?/1

 button to turn on the system.

2. Select DVD function.

3. Press 

x

 button and [OPEN/CLOSE] button simultaneously

and hold down until “LOCKED” or “UNLOCKED” appears
on the fluorescent indicator tube (around 5 seconds).

• This mode let you switch from TV to SAT and vice-versa.

1. Press 

?/1

 button to turn on the system.

2. Select TV function.

3. Press  [TV/SAT]  button and 

?/1

  button simultaneously.  The

function will change to SAT. Press the same buttons again to
change from SAT to TV.

• This mode let you change the color system of the video output

from PAL to NTSC or vice-versa.

1. Press 

?/1

 button to turn on the system.

2. Select DVD function.

3. Press 

?/1

 button again to turn off the system.

4. Press   X   button and 

?/1

 button simultaneously. The system

will turn on automatically.

5. The message “COLOR PAL” or “COLOR NTSC” appears on

the fluorescent indicator tube.

• This mode let you disable the remote commander reception. When

this mode is activated, the system will not response if the button
on the remote commander is pressed. The message “Remote

Disable” appears on the fluorescent indicator tube. This mode is
essential for conducting test and repairing when no interruption
from the other remote commander is expected. This mode is
cancelled automatically when the AC power supply is turned off.

1. Press 

?/1

 button to turn on the system.

2. Press 

x

  button,  [FLANGER]  button and [DISC 2]  button

simultaneousl untill“RemoteDisable” or “RemoteEnable”
appears on the fluorescent indicator tube.

• This mode is used to prevent the system from turning off auto-

matically when TCM is not connected. Therefore, measurements
can be done even when TCM is not connected during produc-
tion.

• Procedure:
1. When the system is turned off, press [EQ BAND] button, [TAPE

A/B] button and 

?/1

 button simultaneously. The system will

turn on automatically.

2. The message “TCM OFFLINE” will appears on the fluorescent

indicator tube.

• To release from TCM Offline Mode, perform “COLD RESET”

or turn off the power supply.

• This mode is used to display the DVD firmware version.

• Procedure:

1. Press 

?/1

 button to turn on the system.

2. Press [DVD] button to switch to DVD function.

3. Press 

?/1

 button again to turn off the system.

4. Press 

x

 button and 

?/1

 button.

The system turns on automatically.

5. The version of DVD firmware appears on the TV screen.

• This mode is used to enable audio output from the function other

than DVD function in order to check the audio output from the
system without connecting DVD.
This model is also used to prevent system enter protector mode
when DVD is not connected.

• Procedure:

1. When the system is turnd off, press 

x

 button, [FLANGER]

button and [DISC 1]  button simultaneously and the message
“DVD OFFLINE” appears on the fluorescent indicator tube.

• To release from DVD Offline Mode

To release from this mode, perform “COLD RESET” or turn off
the power supply.

• This mode is used to check the VACS level.

• Procedure:

1. Press 

?/1

 button to turn on the system.

2. Press 

x

 button, [SOUND FIELD] button and [DISC 2] button

simultaneously.

3. The VACS Level Display, the fluorescent indicator tube displays

“VATB F APC”. “V” represent VACS , A represent VACS level
which is triggered by signal level, “T” represent Thermal VACS
NEO, B represent VACS level which is triggered by temperature,
“F” represent FAN is triggered by software to turn in to high

20

In order to execute IOP measurement, the following standard
procedures must be followed.

1. Enter DVD Service Mode.

Remocon Diagnosis Menu

0. External Chip Check

1. Servo Parameter Check

2. Drive Manual Operation

3. Emergency History Check

4. Version information

Model name : XXXXX-XX

IF-con

: Ver.XX.XX(XXXX)

Syscon

: Ver.X.XXX

2. Select “2. Drive Manual Operation” by pressing [2] button on

the remote commander. The screen will appear as follows.

speed, “AP” represent APVACS (Abuse Protection VACS) and
“C” represent  APVACS level which is triggered.

• This mode let you make diagnosis and adjustment easily by us-

ing the remote commander and TV. The instructions, diagnostic
results, etc. are given on the on-screen display (OSD).

1. Press 

?/1

 button to turn on the system.

2. Select DVD function.

3. Press 

x

 button and [OPEN/CLOSE] button simultaneously

and then turn [MASTER VOLUME] knob clockwise.

4. The message “SERVICE IN” appears on the fluorescent

indicator tube and the Top Menu of Remocon Diagnosis Menu
appears on the on-screen display on the TV. The model name
and revision number is displayed at the bottom of the on-screen
display.

Remocon Diagnosis Menu

0. External Chip Check

1. Servo Parameter Check

2. Drive Manual Operation

3. Emergency History Check

4. Version information

Model name : XXXXX-XX

IF-con

: Ver.XX.XX(XXXX)

Syscon

: Ver.X.XXX

5. To execute each function, press its number by using numeric

button on the remote commander.

6. To release from this mode, press 

?/1

  button to turn off the

system.

Drive Manual Operation

1. Servo Control

2. Track/Layer Jump

3. Manual Adjustment

4. Mecha test mode

5. MIRR time adjust

0. Return to top Menu

3. Select “3. Manual Adjustment” by pressing [3] button on the

remote commander. The screen will appear as follows.

Manual Adjust

1. Track Balance Adjust:

2. Track Gain Adjust:

3. Focus Balance Adjust:

4. Focus Gain Adjust:

5. Eq boost Adjust:

6. Iop:

7. TRV. Level:

8. S curve(FE) Level:

9. RFL(PI) Level:

0. MIRR Time:

$ 4 

Change Value

[RETURN]

 Return to previous menu

4. Select “6.Iop” by pressing  [6] button on the remote commander
5. Wait until a hexadecimal number appear as follows.

Manual Adjust

1. Track Balance Adjust:

2. Track Gain Adjust:

3. Focus Balance Adjust:

4. Focus Gain Adjust:

5. Eq Boost Adjust:

6. Iop. ED:

7. TRV. Level:

8. S curve(FE) Level:

9. RFL(PI) Level:

0. MIRR Time:

$ 4 

Change Value

[RETURN]

 Return to previous menu

6. Convert data from hexadecimal to decimal using conversion

table.

7. Please find the label on the rear of the BU (Base Unit).

The default IOP value is written in the label.

8. Subtract between these two values.

9. If the remainder is smaller than 93 (decimal), then it is OK.

However if the value is higher than 93, then the BU is defective
and need to be change.

10. Press 

O RETURN

 button on the remote commander to return

to previous menu.