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1-6-1

E5752DC

This flowchart indicates the disassembly steps to gain
access to item(s) to be serviced. When reassembling,
follow the steps in reverse order. Bend, route, and dress
the cables as they were originally.

1

 : Identification (location) No. of parts in the figures

2

 : Name of the part

3

 : Figure Number for reference

4

 : Identification of parts to be removed, unhooked,

unlocked, released, unplugged, unclamped, or de-
soldered.
P=Spring, L=Locking Tab, S=Screw,
CN=Connector,
*=Unhook, Unlock, Release, Unplug, or Desolder
e.g. 5(S-1) = five Screws (S-1),

2(L-2) = two Locking Tabs (L-2)

5

 : Refer to "Reference Notes."

CAUTION 1: Locking Tabs (L-1), (L-2), (L-3) and (L-4)
are fragile. Be careful not to break them.

1-1. Connect the wall plug to an AC outlet and press the

OPEN/CLOSE button to open the Tray.

1-2. Remove the Tray Panel by releasing two Locking

Tabs (L-1).

1-3. Press the OPEN/CLOSE button again to close the

Tray.

1-4. Press the POWER button to turn the power off.

1-5. Unplug an AC Cord.

1-6. Release two Locking Tabs (L-2). Then, release

five Locking Tabs (L-3) (to do this, first release two
Locking Tabs (A) at the side, and then three
Locking Tabs (B) at the bottom.) (Fig. 2)

1-7. Release three Locking Tabs (L-4). Then remove

the Front Assembly.

CAUTION 2: Electrostatic breakdown of the laser diode
in the optical system block may occur as a potential
difference caused by electrostatic charge accumulated
on cloth, human body etc., during unpacking or repair
work.

To avoid damage of pickup follow next procedures.

2-1. Disconnect Connector (CN301). Remove three

Screws (S-2) and lift the DVD Mecha. (Fig. 3)

2-2. Slide the pickup unit front.

2-3. Short the three short lands with solder before

removing the FFC cable (CN201) from it. If you
disconnect the FFC cable (CN201), the laser diode
of pickup will be destroyed. (Fig. 4)

CAUTION 3: When reassembling, confirm the FFC
cable (CN201) is connected completely. Then remove
the solder from the three short lands of FPC cable.
(Fig. 4)

[1] Top Cover

1

5(S-1)

-

[2] Front

2

*2(L-1), Tray Panel,

1-1

Assembly

*2(L-2), *5(L-3),

1-2

*3(L-4)

1-3
1-4
1-5
1-6
1-7

[3] DVD

3,4

3(S-2)

2

Mecha

*CN301, *CN201

2-1
2-2
2-3

3

[4] AV CBA

5

3(S-3), 3(S-4),

-

*CN1001, *CN1601

[5] DVD Main

5

2(S-5)

-

CBA Unit

[6] Function

5

Desolder

-

CBA

[7] Main CBA

6

(S-6)

-

Holder

[8] Rear

6

(S-7)

-

Panel

↑

↑

↑

↑

↑

1

2

3

4

5

[1] Top Cover

[2] Front Assembly

[3] DVD Mecha

[5] DVD Main CBA Unit

[4] AV CBA

[7] Main CBA Holder

[6] Function CBA

[8] Rear Panel

1-6-2

E5752DC

View for B

Pickup Unit 

C

B

Short the three short 
lands by soldering

Short the three short lands by soldering

FPC Cable

Connector

Slide

DVD Mecha

View for C

View for A

OR

A

Fig. 1

Fig. 2

Fig. 3

Fig. 4

(S-1)

(S-1)

[1] Top Cover

(S-1)

[2] Front Assembly

Tray Panel

(A)

(A)

(L-3)

(L-3)

(L-1)

(L-1)

(B)

(L-2)

(L-4)

(L-4)

[3] DVD Mecha

(S-2)

(S-2)

CN201

CN301

1-6-3

E5752DC

Fig. 6

1. Remove the Top Cover.

2. Rotate the roulette in the direction of the arrow as

shown below.

(S-7)

[8] Rear 
Panel

(S-6)

[7] Main CBA 
Holder

Rotate this roulette in 
the direction of the arrow

A

View for A

Fig. 5

[4] AV CBA

[5] DVD Main 
CBA

(S-5)

(S-3)

(S-4)

CN1601

CN1001

(S-4)

[6] Function CBA

Desolder 
from 
bottom

1-7-1

TESTMODE

Test Mode

ROM Renewal Mode

A power source is put, and [1], [2], [3], [4], and [ON SCREEN] buttons on the remote
control unit are pushed in that order while the tray is opening or after the “NO DISC”
display at the same time.

A power source is put, and [9], [8], [7], [6], and [DIRECT SKIP] buttons on the remote
control unit are pushed in that order while the tray is opening or after the “NO DISC”
display at the same time.

Test Mode Initial Display (Fig.T-1)

Displaying F/W Ver.

Displaying VFD F/W Ver.

< Press 1 button on the remote control unit. >

< Press 1 button on the remote control unit. >

< Press 2 button on the remote control unit. >

< Press 3 button on the remote control unit. >

< Press RETURN button on 

the remote control unit. >

Returning to Test Mode Initial Display

All VFD ON/OFF

Menu Display (Fig. T-2)

 Cearing FLASH MEMORY (Fig. T-3)

All VFD ON

All VFD OFF

Displaying VFD "TEST1"

 Displaying VFD "TEST3"