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PDF ( 数据手册 , 数据表 ) YST-MS50

零件编号 YST-MS50
描述 POWERED MULTIMEDIA SPEAKERS SERVICE MANUAL
制造商 Yamaha
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YST-MS50 数据手册, 描述, 功能
POWERED MULTIMEDIA SPEAKERS
YST-MS50(M)
SERVICE MANUAL
The contents of this Service Manual are applicable to the products with serial numbers of Z200001 and up.
POWERED MULTIMEDIA SPEAKERS YST-MS50
BASS
0 10
POWERED MULTIMEDIA SPEAKERS
VOLUME
IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already
known and understood by the users, and have therefore not been restated.
WARNING:
Failure to follow appropriate service and safety procedures when servicing this product may result in personal
injury, destruction of expensive components, and failure of the product to perform as specified. For these
reasons, we advise all YAMAHA product owners that any service required should be performed by an
authorized YAMAHA Retailer or the appointed service representative.
IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification
or recognition of any applicable technical capabilities, or establish a principle-agent relationship of any
form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and
service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevita-
ble and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please
contact the distributor's Service Division.
WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this
buss).
IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the
unit.
s CONTENTS
TO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . . . 1
FRONT AND REAR PANELS . . . . . . . . . . . . . . . 1 – 2
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
INTERNAL VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
DISASSEMBLY PROCEDURES . . . . . . . . . . . . . . . . . 5
PRINTED CIRCUIT BOARD . . . . . . . . . . . . . . . . 6 – 8
BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . . . . 10
PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 – 15
PARTS LIST FOR CARBON RESISTORS . . . . . . . . 16
100778







YST-MS50 pdf, 数据表
ABCDE FGH
YST-MS50(M)
s PRINTED CIRCUIT BOARD (Component side)
1
s BLOCK DIAGRAM
w Satellite Speaker (R ch)
MAIN ( C ) P. C. B.
VOLUME
(POWER)
(HEADPHONE)
2 q Semiconductor Location
Ref. No. Location
IC3 B2
Q1 B2
Q2 B2
3
TO : MAIN ( D )
MAIN ( D ) P. C. B.
4
RE RE
BL
2.2µ
5
+
+
SPEAKER
(TWEETER)
SPEAKER
(MIDRANGE)
FROM : MAIN ( C )
8
6
9














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