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MICROFILM
CDP-M205/M305
Model Name Using Similar Machanism
CDP-M201/M301
CD Mechanism Type
CDM14-5BD29B
Base Unit Type
BU-5BD29B
Optical Pick-up Type
KSS-213B/K-N
COMPACT DISC PLAYER
Photo : CDP-M305
AEP Model
UK Model
CDP-M205/M305
E Model
CDP-M305
SERVICE MANUAL
SPECIFICATIONS


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­ 2 ­
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
! OR DOTTED LINEWITH
MARK
! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
MODEL NO.
CDP-M205
CDP-M305
COMPACT DISC PLAYER
SERIAL NO.
MADE IN JAPAN
AEP, UK model :
AC : 220­230V
/50/60Hz 10W
E model :
AC : 110­120V, 220­240V
/ Adjustable 50/60Hz 10W
Specifications ........................................................................... 1
1.
GENERAL
Location and Function of Controls .................................... 3
2.
SERVICING NOTE .......................................................... 4
3.
DISASSEMBLY ............................................................... 5
4.
ELECTRICAL ADJUSTMENTS ................................... 6
5.
DIAGRAMS
5-1. IC Pin Function ........................................................... 7
5-2. Printed Wiring Boards ­ BD Section ­ ...................... 11
5-3. Schematic Diagram ­ BD Section ­ ......................... 13
5-4. Schematic Diagram ­ Main Section ­ ...................... 17
5-5. Printed Wiring Boards ­ Main Section ­ .................. 21
6.
EXPLODED VIEWS
6-1. Main Section ............................................................. 26
6-2. CD Block Section ..................................................... 27
6-3. Optical Pick-up Block Section (BU-5BD29B) ......... 28
7.
ELECTRICAL PARTS LIST ........................................ 29
TABLE OF CONTENTS
WARNING
To prevent fire or shock hazard, do
not expose the unit to rain on
moisture.
To avoid electrical shock, do not
open the cabinet. Refer servicing to
qualified personnel only.
The following caution label is
located inside of the unit.
This appliance is classified as a
CLASS 1 LASER product.
The CLASS 1 LASER
PRODUCT MARKING is
located on the rear exterior.
Laser component in this product is capable of emitting radiation
exceeding the limit for Class 1.
MODEL IDENTIFICATION


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SECTION 1
GENERAL
LOCATION AND FUNCTION OF CONTROLS
This section is extracted from
instruction manual.
1
2
3456
!§ 7
8
!
!TM
0
9
9
P(PAUSE) button
0
·(PLAY) button
DISPLAY window
!TM
REMOTE senser (CDP-M305 only)
PEAK SEARCH button
REPEAT button
!
TIME button
VOLTAGE selector (Singapore model)
1 POWER switch
2 CONTINUE button
3 SHUFFLE button
4 PROGRAM button
5 DISK tray
6 OPEN/CLOSE button
7 0/) (MANUAL SEARCH) buttons
=/+(AMS : AUTOMATIC MUSIC SENSOR) buttons
8 p(STOP) button
1
2
3
4
5
6
7
8
!
!TM
0
9
9 =/+(AMS : AUTOMATIC MUSIC SENSOR) buttons
0 ((PLAY) button
!¡ REPEAT button
!TM TIME button
!£ >10 (OVER 10) button
!¢ NUMBER buttons
! CONTINUE button
1 SHUFFLE button
2 PROGRAM button
3 CLEAR button
4 CHECK button
5 FADER button
6 p(STOP) button
7 P(PAUSE) button
8 0/)(MANUAL SEARCH) buttons
Front Panel
Remote Commander (CDP-M305 only)


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SECTION 2
SERVICING NOTE
HOW TO OPEN THE DISC TRAY WHEN POWER SWITCH TURNS OFF
Caution : When you work, keep the set horizontal.
1 Turn in the direction of the arrow


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­ 5 ­
SECTION 3
DISASSEMBLY
Note : Follow the disassembly procedure in the numerical order given.
3-1. PANEL, FRONT REMOVAL
2
5
5
6
Panel, Front
3 Wire (Flat type)
(21core)
Panel, Loading
3-2. CD MECHANISM SECTION REMOVAL
3
Wire (Flat type) (19 core)
2
4
CN151 (5P)
CD mechanism section
1 Three screws
(+BVTP 3x8 TYPE2 N-S)
Chassis assy
4 Two screws
(+BVTP 3x8TYPE2 N-S)
1 Turn in the direction
of the arrow
(Refer to page 4)