Sharp cd k 475 w service manual

Page 1

CD-K475W

SHARP SERVICE MANUAL

No.5987BCDK475W/

CD-K475W

COMPACT -' CD-K475W mini component system consisting of
CD-K475W mini component system, CPrK475, centre
(GBOXSOOtSAWMZ) and surround (GBOXSOO16AWM2)
DIGITAL Aumo Speaker 335?
a In the interests of user-safety the set should be restored to its
D_ original condition and only parts identical to those specltied be
PRO-LOGIC used.

Manufactured under license from Dolby Laboratories Licens-
ing Corporation. ' '
DOLBY, the double-D symbol DD and PRO LOGIC are
trademarks of Dolby Laboratories Licensing Corporation.

The machine CD»K475W is a modification of CD~K477W by
providing the Sub Woofer circuit. Its performance and operation
are identical with those of CD-K477W. For details refex to the
service manual (No. SBBBQCDK477WI) tor CD-K477W.

CD-K477W

TEST MODE
EXPLANATION
EVALUATION METHOD
TROUBLESHOOTING
FUNCTION TABLE OF lC.

/-- CONTENTS -~---\

Page
SAFETY PRECAUTION FOR SERVICE MANUAL . 2
VOLTAGE SELECTION .......................................... ..2
AC POWER SUPPLY CORD AND AC PLUG ADAPTOR ..2
SPECIFICATIONS. . 3
NAMES OF PARTS .. . 4
OPERATION MANUAL. . 7
DISASSEMBLY ............. . B
REMOVING AND REINSTALLING THE MAIN PARTS. 10
ADJUSTMENT ................................... .. 11
NOTES ON SCHEMATIC DIAGRAM . 12
TYPES OF TRANSISTOR AND LED. . 12
BLOCK DIAGRAM ............................. . 13
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD .. .. 16
WAVEFORMS OF CD CIRCUIT. .. 40
FUNCTION TABLE OF IC. .. 41
FL DISPLAY .................. . 42
PARTS GUIDE/EXPLODED VIE

V ThEdoEument has been published to be used

SHAH P CORPORATION for after sales service only.

The contents are subject to change without notice.