Aiwa XR-MD510 ユーザーマニュアル

SERVICE MANUAL

DATA

MD / CD

STEREO SYSTEM

BASIC TAPE MECHANISM : 2ZM-1 YR9NF

BASIC CD MECHANISM : 3ZG-3 YE3NC

BASIC MD MECHANISM : AZG-4A

XR-MD510

XR-MD511

D,K

EZ

S/M Code No. 09-004-422-8S1

SUPPLEMENT

• This Service Manual contains the additional information “DISASSEMBLY INSTRUCTION”

and “TEST MODE” for the model XR-MD510/511(K/EZ).

If requiring the other information, see Service Manual of XR-MD510(D,K) / 511(EZ),

(S/M Code No. 09-004-422-8R1).

MODEL CODE : 8ACJ4-0130 (S)

8ACJ4-0133 (SM)

XR–MD510/511

SYSTEM

SPEAKER

SX-M510

•

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1 2

DISASSEMBLY INSTRUCTION

R L

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1 2 3

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1 2

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1 2

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1

2

3

SERVICE JIG AND TOOLS

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1. Removing the outside appearance parts

1) Remove the six screws (1-4, 2-2) and remove the PANEL SIDE R.

2) Remove the six screws (1-4, 2-2) and remove the PANEL SIDE L.

3) Remove the three screw 1 and lift up the PANEL, TOP ASSY 2.

4) Remove the two connectors and remove the PANEL, TOP ASSY.

R L

DISASSEMBLY INSTRUCTION

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5) Remove the 11 screws and remove the CABI, REAR.

6) This is the state after the outside appearance parts are removed.

2. Removing the PWB, CD ACJ-4

1) Remove the five screws, pull out the FFC and other parts, then remove the

PWB, CD ACJ-4.

3. Removing the PWB, MAIN ASSY

1) Remove the screw 1, then remove the connector 2 and the FFC 3 of the

MD block.

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2) Remove the screw 1 and remove the PWB, MAIN ASSY 2 in the direction of the arrow. (The board is hooked.

While lifting up the HOOK, remove the board.)

4. Removing the FRONT block

1) Remove the screw 1 securing the CAB, FR ASSY and remove the screw 2 securing the CHAS, MD.

2) Remove the screw 1 securing the CAB, FR ASSY and remove the screw 2 securing the CHAS, MD.

3) Remove the two screws 1 and remove the CABI, FR ASSY in the direction of arrow 2.

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4) This is the state after the PWB, MAIN ASSY and CABI, FRONT ASSY are

removed.

5. Removing the MD block (AZG-4)

1) Remove the four screws and remove the MD block.

6. Removing the CD block (3ZG-3)

1) Remove the four screws 1 and remove the CD block 2.

2) This is the state after the CD block is removed.

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Using the FFC for extension enables the CD/MD mechanism to be repaired when the power supply is turned on. (Refer to the

below figure.)

1 FFC, 8P-1.25 88-908-401-110

2 FFC, 8P-1.0 SV-J00-043-010

3 FFC, 14P-1.0 SV-J00-044-010

SERVICE JIG AND TOOLS

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1

2

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Notes during re-assembling

When assemble the magical change panel, adjust the phase of the gear.

1. Phase adjustment of the GEAR, OPE 1 and GEAR, WORM WHEEL.

1) Align holes 1.

2) Then, move the position of the holes of each gear as shown by 2 in the illustration.

2. Installation Procedure of HLDR, GEAR ASSY

1) Position the panel side so that it faces front as shown in the illustration.

2) Install the HLDR, GEAR ASSY.

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CD TEST MODE

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CD TEST MODE

1. Starting Up the CD Test Mode

While pressing the “CD” button, connect the AC plug to the power outlet. When the CD test mode starts up, all

displays turn on.

2. How to Release the CD Test Mode

To release the CD test mode, press the “POWER” button or the function buttons other than the “CD” button, or

disconnect the AC plug from the power outlet.

3. Function Description of the Test Mode

Note: If the focus search operation is continued for 10 minutes or longer, the driver IC heats up sufficiently to trigger the

protection circuit, which stops the CD system. Turn off the main power and re-start operation about 10 minutes

later.

MODE

Start mode

Focus search mode

Play mode

Traverse mode

Sled mode

Operation

CD key + AC

plug IN

STOP key

PLAY key

PAUSE key

F.SKIP key

B.SKIP key

Indication on

display

All indicators light

CD

Track No. and

playing time

(spectrum analyzer)

Track No. and

playing time

CD TEST

Function and movement

• CD TEST mode starts

• All indicators light

• LD lights

• Continuous focus search

• Continuous spindle motor

kick

• Normal playback

• When TOC reading is not

possible, the focus search

continues

• Tracking servo is turned off

• The pickup moves to the

innermost track

• The pickup moves to the

outermost track

Check item

• Check all indicators light

• Microprocessor

• DATA BUS LINE

• APC circuit

• LASER current

• Check the focus search

waveform

• Check the focus error

waveform

• Focus servo circuit

• DRF output

• Spindle servo line

• Same checks as shown in the

above column

• Each servo circuit

• Check the tracking error

waveform

• Tracking circuit

• Sled circuit

• Mechanism (gear and motor)

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™

LASER 1/2

LASER WRITELASER READ

ALL SV OFF

MD TEST MODE

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1

2

3

4

5

1 LASER POWER

5 INSIDE LIMIT SW

4 REFLECT SW

3 REC PROTECT SW

2 DISC TYPE

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**

** ⁄⁄

**

⁄⁄

IVR

EFB

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** 33

**

33

** ⁄⁄

**

⁄⁄

** 33

**

33

**** ****

FOCUS GAIN

TRACKING GAIN

SLED GAIN

IVR

EFB

FOCUS GAIN

TRACKING GAIN

SLED GAIN

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