Sharp CP-AT1000WC, Service Manual

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SD-AT1000W
No. S6359SDA1000W
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2
AC POWER SUPPLY CORD AND AC PLUG ADAPTOR ................................................................................................. 2
SPECIFICATIONS ............................................................................................................................................................. 3
NAMES OF PARTS ........................................................................................................................................................... 4
DISASSEMBLY .................................................................................................................................................................. 6
ADJUSTMENT ................................................................................................................................................................... 9
DESCRIPTION OF CIRCUIT FOR 1-BIT UNIT ................................................................................................................. 9
TO CHECK AND CANCEL PROTECT CIRCUIT DETECTION LINE .............................................................................. 10
NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 11
TYPES OF TRANSISTOR AND LED ............................................................................................................................... 11
BLOCK DIAGRAM ........................................................................................................................................................... 12
WIRING SIDE OF P.W.BOARD / SCHEMATIC DIAGRAM ............................................................................................. 22
VOLTAGE ........................................................................................................................................................................ 41
WAVEFORMS OF 1-BIT CIRCUIT .................................................................................................................................. 42
FUNCTION TABLE OF IC ................................................................................................................................................ 43
REPLACEMENT PARTS LIST/EXPLODED VIEW
SERVICE MANUAL
This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
SHARP CORPORATION
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
1-BIT DIGITAL HOME THEATER
MODEL
SD-AT1000W
SD-AT1000W 1-Bit Digital Home Theater consisting of
SD-AT1000W (main unit), CP-AT1000WF (front speakers),
CP-AT1000WC (center speaker), CP-AT1000WR (surround
speakers) and CP-AT1000WSW (subwoofer).