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Page 1

CD-C430H,CP-C430H

SHARP SERVICE MANUAL

[ﬂﬁgﬁ

DIGITAL AUDIO C.) souun RETRIEVAL SYSTEM

' SRS technology Licensed trom SR8 Labe. SRS technology holds
the follwing patents: U.S. Patent No. 4,748,669, US. Patent No.
4,841,572 and US. Patent No. 4,866,774.

- SRS the SRS Logo (.) and the SOUND RETRIEVAL SYSTEM
are registered trademarks of SRS Labs, Inc.

No. $6739CDC430H/

CD-C430H
CP-C43OH

CD-C430H and CP-C430H constitute CD-C43OH.

- In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.

- Note for users in UK
Recording and playback of any material may require consent
which SHARP is unable to give. Please refer particularly to the
provisions of Copyright Act 1956, the Dramatic and Musical
Performers Protection Act 1956, the Performers Protection Acts

1963 and 1972 and to any subsequent statutory enactments and
orders.

/- CONTENTS

SAFETY PRECAUTION FOR SERVICE MANUAL ..
IMPORTANT SERVICE NOTES (FOR UK ONLY)
SPECIFICATIONS ..
NAMES OF PARTS
OPERATION MANUAL ..
DISASSEMBLY ..............
REMOVING AND REINSTALLING THE MAIN PARTS
ADJUSTMENT ...................................
NOTES ON SCHEMATIC DIAGRAM
BLOCK DIAGRAM ..............................................................
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD
VOLTAGE ...................................
WAVEFORMS OF CD CIRCUIT.
TROUBLESHOOTING (CD CHANGER CONTROL / CD SECTION).
FUNCTION TABLE OF IC.
FL DISPLAY ......................
WIRING OF PRIMARILY SUPPLY LEADS (FOR UK ONLY)
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING METHOD (FOR UK ONLY)

SHARP CORPORATION

Page 1

CD-C430H,CP-C430H

SHARP SERVICE MANUAL

[ﬂﬁgﬁ

DIGITAL AUDIO C.) souun RETRIEVAL SYSTEM

' SRS technology Licensed trom SR8 Labe. SRS technology holds
the follwing patents: U.S. Patent No. 4,748,669, US. Patent No.
4,841,572 and US. Patent No. 4,866,774.

- SRS the SRS Logo (.) and the SOUND RETRIEVAL SYSTEM
are registered trademarks of SRS Labs, Inc.

No. $6739CDC430H/

CD-C430H
CP-C43OH

CD-C430H and CP-C430H constitute CD-C43OH.

- In the interests of user-safety the set should be restored to its
original condition and only parts identical to those specified be
used.

- Note for users in UK
Recording and playback of any material may require consent
which SHARP is unable to give. Please refer particularly to the
provisions of Copyright Act 1956, the Dramatic and Musical
Performers Protection Act 1956, the Performers Protection Acts

1963 and 1972 and to any subsequent statutory enactments and
orders.

/- CONTENTS

SAFETY PRECAUTION FOR SERVICE MANUAL ..
IMPORTANT SERVICE NOTES (FOR UK ONLY)
SPECIFICATIONS ..
NAMES OF PARTS
OPERATION MANUAL ..
DISASSEMBLY ..............
REMOVING AND REINSTALLING THE MAIN PARTS
ADJUSTMENT ...................................
NOTES ON SCHEMATIC DIAGRAM
BLOCK DIAGRAM ..............................................................
SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD
VOLTAGE ...................................
WAVEFORMS OF CD CIRCUIT.
TROUBLESHOOTING (CD CHANGER CONTROL / CD SECTION).
FUNCTION TABLE OF IC.
FL DISPLAY ......................
WIRING OF PRIMARILY SUPPLY LEADS (FOR UK ONLY)
REPLACEMENT PARTS LIST/EXPLODED VIEW
PACKING METHOD (FOR UK ONLY)

SHARP CORPORATION

Page 2

CD-C430H,CP-C430H

SAFETY PRECAUTION FOR (For UK)
SERVICE MANUAL

Precaution to be taken when replacing and servicing the
Laser Pickup.

The AEL (Accessible Emission Level) of Laser Power Output
forthis model isspecified to be lowerthan Class | Requirements.
However, the following precautions must be observed during
servicing to protect your eyes against exposure to the Laser
beam.

(1) When the cabinet has been removed, the power is turned
on without a compact disc, and the Pickup is on a position
outerthan the lead-in position. the Laserwill lighttor several
seconds to detect a disc. Do not look into the Pickup Lens.

(2) The Laser Power Output of the Pickup inside the unit and (Except for UK)
replacement service parts have already been adjusted prior
to shipping.

(3) No adjustment to the Laser Power should be attempted
when replacing or servicing the Pickup. WWW

(4) Under no circumstances look directly into the Pickup Lens
at any time.

(5) CAUTION - Use of controls or adjustments, or performance
of procedures other than those specified herein may result
in hazardous radiation exposure.

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