Read Sharp SD-AT50H (serv.man5) Service Manual online
SD-AT50H
No. ?????????????
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
IMPORTANT SERVICE NOTES (FOR U.K. ONLY) .......................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY .................................................................................................................................................................. 6
ADDITIONAL DESCRIPTION ............................................................................................................................................ 8
ADJUSTMENT ................................................................................................................................................................... 9
DESCRIPTION OF CIRCUIT FOR 1-BIT UNIT ................................................................................................................. 9
TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINE .............................................................................. 10
BLOCK DIAGRAM ........................................................................................................................................................... 11
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD ............................................................................................. 20
VOLTAGE ........................................................................................................................................................................ 41
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 42
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 42
WAVEFORMS OF 1-BIT CIRCUIT .................................................................................................................................. 43
FUNCTION TABLE OF IC ................................................................................................................................................ 44
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
ADDITIONAL DESCRIPTION ............................................................................................................................................ 8
ADJUSTMENT ................................................................................................................................................................... 9
DESCRIPTION OF CIRCUIT FOR 1-BIT UNIT ................................................................................................................. 9
TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINE .............................................................................. 10
BLOCK DIAGRAM ........................................................................................................................................................... 11
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD ............................................................................................. 20
VOLTAGE ........................................................................................................................................................................ 41
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 42
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 42
WAVEFORMS OF 1-BIT CIRCUIT .................................................................................................................................. 43
FUNCTION TABLE OF IC ................................................................................................................................................ 44
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 HOME CINEMA
MODEL
SD-AT50H
Display
