ViewSonic PJ452 Service Manual - Page 4

Warning - bulb

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1. Precautions and Safety Notices 1. When replacing the lamp, use care to avoid burns to your fingers. The lamp becomes very hot during operation. 2. Never touch the lamp with your fingers as body oil transferred to the lamp can damage the lamp's useful life. 3. Never drop the lamp or jar it in any manner. This may cause the lamp to burst. 4. This projector is provided with a high voltage circuit for the lamp. Do not touch any electric part or component after the projector has been turned on and is operating. Doing so could induce a severe shock causing injury or death. 5. Do not touch the exhaust fan, nor block its air flow, during operation, as the fan is hot. 6. The LCD module assembly can be easily damaged during service. If replacing the LCD Lens/Prism assembly, do not hold the FPC of the LCD module assembly. 7. Use only the cables which are included with the projector, or are specified in this manual. Warning The technical information and parts shown in this manual are not to be used for: the development, design, production, storage or use of nuclear, chemical, biological or missile weapons or other weapons of mass destruction; or military purposes; or purposes that endanger global safety and peace. Moreover, do not sell, give, or export these items, or grant permission for use to parties with such objectives. Forward all inquiries to the SUPPLIER. Caution Be sure to read this manual before servicing. To assure safety from fire, electric shock, injury, harmful radiation and materials, various measures are provided in this Multimedia LCD Projector. Be sure to read cautionary items described in the manual to maintain safety before servicing. Service Warning 1. When replace the lamp, to avoid burns to your fingers. The lamp becomes too hot. 2. Never touch the lamp bulb with a finger or anything else. Never drop it or give it a shock. They may cause bursting of the bulb. 3. This projector is provided with a high voltage circuit for the lamp. Do not touch the electric parts of power unit (main), when turn on the projector. 4. Do not touch the exhaust fan, during operation. 5. The LCD module assembly is likely to be damaged. If replacing to the LCD/PRISM assembly, do not hold the FPC of the LCD module assembly. 6. Use the cables which are included with the projector or specified. ViewSonic Corporation Confidential - Do Not Copy PJ452 1

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1. Precautions and Safety Notices
1. When replacing the lamp, use care to avoid burns to your fingers. The lamp becomes very hot
during operation.
2. Never touch the lamp with your fingers as body oil transferred to the lamp can damage the
lamp’s useful life.
3.
Never drop the lamp or jar it in any manner. This may cause the lamp to burst.
4. This projector is provided with a high voltage circuit for the lamp. Do not touch any electric
part or component after the projector has been turned on and is operating.
Doing so could
induce a severe shock causing injury or death.
5. Do not touch the exhaust fan, nor block its air flow, during operation, as the fan is hot.
6. The LCD module assembly can be easily damaged during service.
If replacing the LCD
Lens/Prism assembly, do not hold the FPC of the LCD module assembly.
7. Use only the cables which are included with the projector, or are specified in this manual.
1
ViewSonic Corporation
Co
nfidential -
Be sure to read this manual before servicing.
To assure safety from fire, electric shock, injury, harmful
radiation and materials, various measures are provided in this Multimedia LCD Projector.
Be sure to
read cautionary items described in the manual to maintain safety before servicing.
Caution
1. When replace the lamp, to avoid burns to your fingers.
The lamp becomes too hot.
2. Never touch the lamp bulb with a finger or anything else.
Never drop it or give it a shock.
They may
cause bursting of the bulb.
3. This projector is provided with a high voltage circuit for the lamp.
Do not touch the electric parts of
power unit (main), when turn on the projector.
4. Do not touch the exhaust fan, during operation.
5. The LCD module assembly is likely to be damaged.
If replacing to the LCD/PRISM assembly, do not
hold the FPC of the LCD module assembly.
6. Use the cables which are included with the projector or specified.
Service Warning
Warning
The technical information and parts shown in this
manual are not to be used for: the development,
design, production, storage or use of nuclear, chemical,
biological or missile weapons or other weapons of
mass destruction; or military purposes; or purposes that
endanger global safety and peace. Moreover, do not
sell, give, or export these items, or grant permission for
use to parties with such objectives. Forward all inquiries
to the SUPPLIER.
Do
Not Copy
PJ452