SERVICE MANUAL
CD-MPS440W
No. XXXXXXXXXXXXX
MINI COMPONENT SYSTEM
CD-MPS440W
MODEL
SHARP CORPORATION
CONTENTS
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
CHAPTER 1. GENERAL DESCRIPTION
SOLDER ........................................................ 1-1
[2] SAFETY PRECAUTION FOR SERVICE
MANUAL ........................................................ 1-2
SELECTION ................................. 1-2
[4] SPECIFICATIONS ......................................... 1-2
[5] NAMES
PARTS........................................ 1-3
[1] ADJUSTMENT ............................................... 2-1
[2] TEST
MODE .................................................. 2-2
CHAPTER 3. MECHANICAL DESCRIPTION
[1] REMOVING AND REINSTALLING THE
MAIN PARTS ................................................. 3-1
[2] DISASSEMBLY .............................................. 3-4
[1] BLOCK DIAGRAM MAIN ............................... 4-1
[2] BLOCK DIAGRAM DISPLAY ......................... 4-3
CHAPTER 5. CIRCUIT DESCRIPTION
[1] WAVEFORMS OF CD CIRCUIT .................... 5-1
[2] VOLTAGE....................................................... 5-2
CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS
LAYOUT
[1] NOTES ON SCHEMATIC DIAGRAM ............6-1
[2] TYPES OF TRANSISTOR AND LED ............6-1
[3] SCHEMATIC DIAGRAM MAIN(1/3)...............6-2
[4] SCHEMATIC DIAGRAM MAIN(2/3)...............6-4
[5] SCHEMATIC DIAGRAM MAIN(3/3)...............6-6
[6] SCHEMATIC DIAGRAM POWER .................6-8
[7] SCHEMATIC DIAGRAM DISPLAY ..............6-10
[8] SCHEMATIC DIAGRAM CD........................6-12
[9] WIRING SIDE OF PWB ..............................6-14
[10] WIRING SIDE OF PWB MAIN TOP ............6-16
[11] WIRING SIDE OF PWB MAIN BOTTOM......6-18
[12] WIRING SIDE OF PWB POWER ................6-20
[13] WIRING SIDE OF PWB DISPLAY TOP ......6-22
[14] WIRING SIDE OF PWB DISPLAY BOT-
TOM.............................................................6-24
[15] WIRING SIDE OF PWB CD ........................6-26
[1] TROUBLESHOOTING ..................................7-1
[1] FUNCTION TABLE OF IC .............................8-1
[2] FL
DISPLAY ..................................................8-7
TopPage
CD-MPS440W Mini Component System consisting of CD-MPS440W
(main unit) and CP-ES440(Speaker System).
•
In the interests of user-safety the set should be restored to its original con-
dition and only parts identical to those specified be used.
Summary of Contents for CD-MPS440W
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