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CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
SERVICE MANUAL
No. S6738CDC470HE
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL .......................................................................................................... 2
IMPORTANT SERVICE NOTES (CD-C470E ONLY) ....................................................................................................... 2
SPECIFICATIONS ............................................................................................................................................................ 3
NAMES OF PARTS .......................................................................................................................................................... 4
OPERATION MANUAL ..................................................................................................................................................... 6
DISASSEMBLY................................................................................................................................................................. 7
REMOVING AND REINSTALLING THE MAIN PARTS.................................................................................................. 10
ADJUSTMENT ................................................................................................................................................................ 11
NOTES ON SCHEMATIC DIAGRAM ............................................................................................................................. 18
TYPE OF TRANSISTOR AND LED ................................................................................................................................ 18
BLOCK DIAGRAM .......................................................................................................................................................... 19
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD .............................................................................................22
WAVEFORMS OF CD CIRCUIT..................................................................................................................................... 43
TROUBLESHOOTING (CD CHANGER CONTROL / CD SECTION)............................................................................. 44
FUNCTION TABLE OF IC .............................................................................................................................................. 48
FL DISPLAY .....................................................................................................................................................................58
WIRING OF PRIMARILY SUPPLY LEADS (CD-C470E ONLY)..................................................................................... 58
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING OF METHOD (FOR CD-C470E/CP-C470E ONLY)
CD-C470H
CD-C470E
CD-C480H
CP-C470H
CP-C470E
CP-C480H
CD-C470H, CP-C470H, center speaker system and surround speaker
system constitute CD-C470H.
CD-C470E, CP-C470E, center speaker system and surround speaker
system constitute CD-C470E.
CD-C480H, CP-C480H, center speaker system and surround speaker
system constitute CD-C480H.
• In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.
Manufactured under license from Dolby Laboratories Licens-
ing Corporation. DOLBY, the double-D symbol and
"PRO LOGIC" are trademarks of Dolby Laboratories Licens-
ing Corporation.
• SRS technology Licensed from SRS Labe. SRS technology holds
the follwing patents: U.S. Patent No. 4,748,669, U.S. Patent No.
4,841,572 and U.S. Patent No. 4,866,774.
• SRS the SRS Logo ( ) and the SOUND RETRIEVAL SYSTEM
are registered trademarks of SRS Labs, Inc.
Illustration: CD-C470H/CP-C470H
SHARP CORPORATION
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