Read Sony ZS-Y2L Service Manual online
2
ZS-Y2L
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 of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE
WITH MARK
0
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.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
About CD-Rs/CD-RWs
This player can play CD-Rs/CD-RWs
recorded in the CD-DA format*, but
playback capability may vary depending on
the quality of the disc and the condition of
the recording device.
recorded in the CD-DA format*, but
playback capability may vary depending on
the quality of the disc and the condition of
the recording device.
* CD-DA is the abbreviation for Compact
Disc Digital Audio. It is a recording
standard used for Audio CDs.
standard used for Audio CDs.
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
3
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1.
Disassembly Flow ...........................................................
6
3-2.
Cabinet (Rear) Assy .........................................................
7
3-3.
Cabinet (Upper) ...............................................................
7
3-4.
Chassis Section ................................................................
8
3-5.
CD Block Section ............................................................
8
3-6.
LCD Board ......................................................................
9
4.
ELECTRICAL ADJUSTMENTS
.......................... 10
5.
DIAGRAMS
5-1.
Block Diagram – CD Servo Section – ............................ 15
5-2.
Block Diagram – TUNER Section – .............................. 16
5-3.
Block Diagram – MAIN Section – ................................. 17
5-4.
Printed Wiring Board – CD Board – .............................. 18
5-5.
Schematic Diagram – CD Board –
............................. 19
5-6.
Printed Wiring Board – TU Board – ............................... 20
5-7.
Schematic Diagram – TU Board – ................................. 21
5-8.
Printed Wiring Boards – MAIN Section – ..................... 23
5-9.
Schematic Diagram – MAIN Section (1/2) – ................. 24
5-10. Schematic Diagram – MAIN Section (2/2) – ................. 25
5-11. Printed Wiring Boards – KEY Section – ........................ 26
5-12. Schematic Diagram – KEY Section – ............................ 27
5-13. Printed Wiring Boards – POWER Section – .................. 28
5-14. Schematic Diagram – POWER Section – ...................... 29
5-11. Printed Wiring Boards – KEY Section – ........................ 26
5-12. Schematic Diagram – KEY Section – ............................ 27
5-13. Printed Wiring Boards – POWER Section – .................. 28
5-14. Schematic Diagram – POWER Section – ...................... 29
6.
EXPLODED VIEWS
6-1.
Cabinet Rear Section ....................................................... 34
6-2.
Cabinet Front Section ...................................................... 35
6-3.
Chassis Section ................................................................ 36
6-4.
Lid CD Section ................................................................ 37
6-5.
Optical Pick-up Section (KSM-213RAP) ....................... 38
7.
ELECTRICAL PARTS LIST
.................................. 39
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