Read Sharp SD-EX200 (serv.man4) Service Manual online
SD-EX200H
No. S4340SDEX200H
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
IMPORTANT SERVICE NOTES (FOR U.K. ONLY) .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY .................................................................................................................................................................. 6
REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................... 8
ADJUSTMENT ................................................................................................................................................................... 9
DESCRIPTION OF CIRCUIT FOR 1-BIT UNIT ................................................................................................................. 9
TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINE .............................................................................. 10
TEST MODE .................................................................................................................................................................... 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 11
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 11
BLOCK DIAGRAM ........................................................................................................................................................... 12
WIRING SIDE OF P.W.BOARD / SCHEMATIC DIAGRAM ............................................................................................. 18
VOLTAGE ........................................................................................................................................................................ 35
WAVEFORMS OF CD CIRCUIT ...................................................................................................................................... 36
WAVEFORMS OF 1-BIT CIRCUIT .................................................................................................................................. 37
TROUBLESHOOTING ..................................................................................................................................................... 38
FUNCTION TABLE OF IC ................................................................................................................................................ 42
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING METHOD (FOR U.K. ONLY)
IMPORTANT SERVICE NOTES (FOR U.K. ONLY) .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY .................................................................................................................................................................. 6
REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................... 8
ADJUSTMENT ................................................................................................................................................................... 9
DESCRIPTION OF CIRCUIT FOR 1-BIT UNIT ................................................................................................................. 9
TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINE .............................................................................. 10
TEST MODE .................................................................................................................................................................... 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 11
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 11
BLOCK DIAGRAM ........................................................................................................................................................... 12
WIRING SIDE OF P.W.BOARD / SCHEMATIC DIAGRAM ............................................................................................. 18
VOLTAGE ........................................................................................................................................................................ 35
WAVEFORMS OF CD CIRCUIT ...................................................................................................................................... 36
WAVEFORMS OF 1-BIT CIRCUIT .................................................................................................................................. 37
TROUBLESHOOTING ..................................................................................................................................................... 38
FUNCTION TABLE OF IC ................................................................................................................................................ 42
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING METHOD (FOR U.K. ONLY)
SERVICE MANUAL
SHARP CORPORATION
original condition and only parts identical to those specified be
used.
used.
1-BIT DIGITAL AUDIO SYSTEM
MODEL
SD-EX200H
Display
