Sony cdp m203 cdp m303

Page 2

Laser component in this product is capable of emitting radiation

TABLE OF CONTENTS

exceeding the limit for Classl. Sggjign Til g Eggg
1. SERVICING NOTE , 3
Thu appliance is classified as a
CLAW LASERPROOUCT CLASSl LABS? pmducflhe 2. GENERAL .......................................................... 4
LUOKANI LASERLAITE CLASS I LASER PRODUCT
55 SEWFWT MARKING ism W m 3 ELECTRICAL BLOCK CHECKlNG 5
mi . ......................
4. DIAGRAMS
The following caution Label is located inside of 9,, unit. 4-1. Block Diagram .................................................................. 7
4-2. Printed Wiring Boards .10
CAUTION immzwsumvmmauom. 4-3. Schematic Diagram .13
AVOID anemia: 70 BEAM
ADVARSEL I mfifimwefzmwnamim 4-4. IC Block Diagrams ............... 17
mm! mst 4-5. Semiconductor Lead Layouts . 18
W czmnwwtm w 4-6. IC Pin Functions
VARNWG Iggxmmmgmgumm - 10101 Digital Servo & DSP (00325150)
ADVARSEL :fixfirxzmvgaufimigumn - K5201 Master Control (CXP82612-007Q)
5. EXPLODED VIEWS
5-1, Cabinet Section ........................................
5-2l CD Mechanism Section (CDM14-SBD10) 24
CAUTION 5-3, Optical Pick-up Block Section (Bu-530103) 25

Use of controls or adjustments or performance of
procedures other than those specified herein may result in 6.
hazardous radiation exposure,

Notes on chip component replacement

- Never reuse a disconnected chip component.

- Notice that the minus side of a tantalum capacitor may be
damaged by heat.

Flexible Circuit Board Repairing

. Keep the temperature of the soldering iron around 270 °C
during repairing.

Do not touch the soldering iron on the same conductor ofthe
circuit board (within 3 times).

- Be careful not to apply force on the conductor when soldering
or unsoldering.

SAFETY-RELATED COMPONENT WARNING I!

COMPONENTS IDENTIFIED BY MARK A OR DOTTED

LINE WITH MARK A 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.

ELECTRICAL PARTS LIST .................................... 26