Read Sharp XV-C20E (serv.man3) Service Manual online
XV-C20E
1
SERVICE MANUAL
SERVICE-ANLEITUNG
SERVICE-ANLEITUNG
PAL/SECAM/NTSC SYSTEM
LCD PROJECTOR
LCD PROJEKTOR
LCD PROJEKTOR
In the interests of user-safety (Required by safety regulations in some countries) the set should be restored
to its original condition and only parts identical to those specified should be used.
to its original condition and only parts identical to those specified should be used.
MODEL
MODELL
MODELL
XV-C20E
Im Interesse der Benutzer-Sicherheit (in einigen Länder durch Sicherheitzvorschriften gefordert) sollte dieses Gerät
wieder auf seinen ursprünglichen Zustand eingestellt und nur die vorgeschriebenen Teile verwendet werden.
wieder auf seinen ursprünglichen Zustand eingestellt und nur die vorgeschriebenen Teile verwendet werden.
SHARP CORPORATION
CONTENTS
INHALT
• SPECIFICATIONS .............................................. 2
• NOTE TO SERVICE PERSONNEL .................... 3
• OPERATION MANUAL ...................................... 4
• REMOVAL OF MAJOR COMPONENTS ............ 7
• OPTICAL SYSTEM .......................................... 11
• ADJ. IN FUNCTION ......................................... 13
• ELECTRICAL ADJUSTMENT .......................... 15
• TROUBLESHOOTING TABLE ......................... 21
• INTRODUCING THE NEW ICs ........................ 24
• CHASSIS LAYOUT .......................................... 85
• DESCRIPTION OF SCHEMATIC DIAGRAM ... 87
• WAVEFORMS .................................................. 88
• OVERALL WIRING DIAGRAM ......................... 89
• SCHEMATIC DIAGRAM ................................... 91
• PRINTED WIRING BOARD ASSEMBLIES .... 110
• PARTS LIST
ELECTRICAL PARTS ............................... 117
CABINET AND MECHANICAL PARTS ..... 133
ACCESSORIES PARTS ............................ 140
PACKING PARTS ...................................... 140
• PACKING OF THE SET ................................. 141
• CEILING INSTALLATION ADAPTOR ............. 142
Page
Seite
• TECHNISCHE DATEN ........................................ 43
• HINWEIS FÜR DAS WARTUNGSPERSONAL ... 44
• BEDIENUNG ANLEITUNG .................................. 45
• ENTFERNEN DER HAUPTKOMPONENTEN ..... 48
• OPTIKSYSTEM ................................................... 52
• FUNKTION ADJ IN .............................................. 54
• ELEKTRISCHE EINSTELLUNG .......................... 56
• STÖRUNGSSUCHTABELLE .............................. 62
• VORSTELLUNG DER NEUEN IC ....................... 65
• CHASSISANORDNUNG ..................................... 85
• BESCHREIBUNG DES SCHEMATISCHEN
SCHALTPLANS ................................................ 87
• WELLENFORMEN .............................................. 88
• GESAMTSCHALTPLAN ...................................... 89
• SCHEMATISCHER SCHALTPLAN ..................... 91
• LEITERPLATTENEINHEITIN ............................ 110
• ERSATZTEILLISTE
ELEKTRISCHETEILE .................................. 117
GEHÄUSE UND MECHANISCHE
BAUTEILE ................................................. 133
ZUBEHÖRTEILE .......................................... 140
VERPACKUNGSTEILE ................................ 140
• VERPACKEN DES GERÄTS ............................ 141
• ADAPTER FÜR DECKENMONTAGE ............... 142
S38M7XV-C20E/
XV-C20E
2
Specifications
XV-C20E
3
NOTE TO SERVICE PERSONNEL
UV-RADIATION PRECAUTION
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The light source, metal halide lamp, in the LCD
projector emits small amounts of UV-Radiation.
AVOID DIRECT EYE AND SKIN EXPOSURE.
To ensure safety please adhere to the following:
1. Be sure to wear sun-glasses when servicing the
projector with the lamp
turned “on” and the top
enclosure removed.
turned “on” and the top
enclosure removed.
2. Do not operate the lamp outside of the lamp housing.
3. Do not operate for more than 2 hours with the
enclosure removed.
UV-Radiation and Medium Pressure
Lamp Precautions
Lamp Precautions
1. Be sure to disconnect the AC plug when replacing
the lamp.
2. Allow one hour for the unit to cool down before
servicing.
3. Replace only with same type lamp. Type
CLMPF0053DE02 rated 70V/155W.
4. The lamp emits small amounts of UV-Radiation,
avoid direct-eye contact.
5. The medium pressure lamp involves a risk of
explosion. Be sure to follow installation instructions
described below and handle the lamp with care.
described below and handle the lamp with care.
DANGER ! –– Never turn the power on without
the lamp to avoid electric-shock or damage of the
devices since the stabilizer generates high voltages
at its start.
the lamp to avoid electric-shock or damage of the
devices since the stabilizer generates high voltages
at its start.
Lamp Replacement
Note:
Since the lamp reaches a very high temperature
during units operation replacement of the lamp should
be done at least one hour after the power has been
turned off. (to allow the lamp to cool off.)
Installing the new lamp, make sure not to touch the
lamp (bulb) replace the lamp by holding its reflector
during units operation replacement of the lamp should
be done at least one hour after the power has been
turned off. (to allow the lamp to cool off.)
Installing the new lamp, make sure not to touch the
lamp (bulb) replace the lamp by holding its reflector
2
.
[Use original replacement only.]
1
2
Lamp
Reflector
XV-C20E
4
Location of Controls