Sharp xl 30 v service manual

Page 1

XL-30V

SHARP SERVICE MANUAL

No. $0081XL30V///

VIDEO CD MICRO SYSTEM

MODEL XL-30V

XL-30V Video CD Micro System consisting oi XL-30V (main unit)
and CP-XL30V (speaker system).

j COMPACT @0513 g
DIGITAL AUDIO VIDEO CD
- In the interests of userrsafety the set should be restored to its original
SAVING ENERGY condition and only parts identicai to those specified shouid be used.

NTSC/PAL 5'

(- CONTENTS %

SAFETY PRECAUTION FOR SERVICE MANUAL
VOLTAGE SELECTION ..........................................
AC POWER SUPPLY CORD AND AC PLUG ADAPTOR
SPECIFICATIONS .....
NAMES OF PARTS
OPERATION MANUAL.
DISASSEMBLY .............
REMOVING AND REINSTALLING THE MAIN PARTS.
ADJUSTMENT
TEST MODE
ERROR LIST...
NOTES ON SCHEMATIC DIAGRAM
TYPES OF TRANSISTOR AND LED.
BLOCK DIAGRAM .............................
SCHEMATIC DIAGRAM / WIRING SIDE OF P,W.BOARD.
VOLTAGE
WAVEFORMS
TROUBLESHOOTING ......
FUNCTION TABLE OF IC.
LCD SEGMENT ................
PARTS GUIDE/EXPLODED VIEW

This document has been published to be used

SHARP CORPORATION ior aiier sales service only.

The contents are subject to change without notice.

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XL-30V
SAFETY PRECAUTION FOR SERVICE MANUAL

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

The AEL (Accessible Emission Level) of Laser Power Output for this model is specified to be lower than Class 1 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 outer than
the lead-in position, the Laser will light for several seconds to detect a disc. Do not look into the Pickup Lens.

The Laser Power Output ofthe Pickup inside the unit and replacement service parts have already been adjusted priorto shipping.
No adjustment to the Laser Power should be attempted when replacing or servicing the Pickup.

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

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

(2)
(3)
(4)
(5)

CAUTION

cuss l LASEII PllllllUBT Laser Diode Prepeities

* MateriaI: GaAIAs
APPAREIL A LASER 0E CLASSE I Wavelength: 780 nm

Emission Duration: continuous
Laser Output: max. 0.6 mW

PNDDUCTG LASER DE ELISE I

O This Video CD Micro System is classified as
a CLASS 1 LASER product.

0 The CLASS 1 LASER PRODUCT label is lo
cated on the rear cover.

0 Use of controls or adjustments or perform-
ance of procedures other than those speci-
fied herein may result in hazardous radiation
exposure.

As the laser beam used in this compact disc
player is harmful to the eyes, do not attempt
to disassemble the cabinet. Refer servicing
to qualified personnel only.

CAUTION INVISlBLE LLsLR RADIATION writ-r: OPEN D0 NUT STARE INTO
mam ()R VIEW DIRECTLY wm-i OPTICAL lNsTRUMENlS

VARN|N( YNIJG 5315mm AR DENNA DEL AR 0mm mm».
B IN 1 STRJX 'V OCH BEIRAKTA l-J WALD! MED ()PnSKA lNYlRUMEM

ADVERS YNLIG LASERSTRALlNu VED ABVING E lKKE |ND l
R rm MED ()PTISKE lNSlRUMEk

'AerNA NAKYMATUN LASERSATEILYLLE

dust-Rumble am new DEL AR 0mm
5mm OCH swam a mum (El-310M 0mm

ADVERSEL USYI\Ll(i LASERSTRAIJNG N.
MN 1 SRKLLN ELLER 5E DlRl-JGE MED ()PnSKE INSTRUMENTS}

VOLTAGE SELECTION

Before operating the unit on mains, check the preset voltage. If the voltage is different from your local voltage, adjust the voltage
as follows, turn the selector with a screwdriver until the appropriate voltage number appears in the window (110V - 127 V or
220 V - 240 V AC).

AC POWER SUPPLY CORD AND AC PLUG ADAPTOR
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