User Guide
Page 1
PJ452 LCD Projector
PJ452 LCD Projector
User Guide
Page 4
...: Purchase Date: PJ452 ViewSonic LCD Projector VS10948 PJ452-1_UG_ENG Rev.1A 09-19-05 The lamp in the United States and other countries. ViewSonic, the three birds logo and OnView are trademarks of ViewSonic Corporation. ViewSonic PJ452 iii DPMS and DDC are ...registered trademarks of VESA. The ViewSonic Wizard CD-ROM also provides an opportunity for incidental or consequential damages resulting from ViewSonic Corporation. PS/2, VGA and XGA...
...: Purchase Date: PJ452 ViewSonic LCD Projector VS10948 PJ452-1_UG_ENG Rev.1A 09-19-05 The lamp in the United States and other countries. ViewSonic, the three birds logo and OnView are trademarks of ViewSonic Corporation. ViewSonic PJ452 iii DPMS and DDC are ...registered trademarks of VESA. The ViewSonic Wizard CD-ROM also provides an opportunity for incidental or consequential damages resulting from ViewSonic Corporation. PS/2, VGA and XGA...
User Guide
Page 17
...designated-type cable for details. About Plug-and-Play capability Plug-and-Play is a Plug-and-Play monitor. ViewSonic PJ452 13 NOTE • Whenever attempting to connect a laptop computer to the projector, be achieved by connecting the accessory RGB cable to computers that you may not be able to see a ...computer, its operating system and peripheral equipment (i.e. Use of some time and may not work properly if any other CRT or LCD monitors to the projector. Plug-and-Play may not be possible with core set the laptop to CRT display or to the correct port. It might...
...designated-type cable for details. About Plug-and-Play capability Plug-and-Play is a Plug-and-Play monitor. ViewSonic PJ452 13 NOTE • Whenever attempting to connect a laptop computer to the projector, be achieved by connecting the accessory RGB cable to computers that you may not be able to see a ...computer, its operating system and peripheral equipment (i.e. Use of some time and may not work properly if any other CRT or LCD monitors to the projector. Plug-and-Play may not be possible with core set the laptop to CRT display or to the correct port. It might...
User Guide
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...the POSITION button again. To move the zoom area, press the POSITION button in FREEZE mode for long time, the LCD panel might possibly be restored when the projector exit the MAGNIFY mode. The blank screen will be displayed instead of the screen of STANDBY/ON, SEARCH, RGB, VIDEO...and return to the input signal screen, press the BLANK button again. ● The projector automatically returns to move the area. ViewSonic PJ452 21 The "FREEZE" indication will appear on the remote control. Do not leave the projector in the MAGNIFY mode, the use the cursor buttons / / / to the input...
...the POSITION button again. To move the zoom area, press the POSITION button in FREEZE mode for long time, the LCD panel might possibly be restored when the projector exit the MAGNIFY mode. The blank screen will be displayed instead of the screen of STANDBY/ON, SEARCH, RGB, VIDEO...and return to the input signal screen, press the BLANK button again. ● The projector automatically returns to move the area. ViewSonic PJ452 21 The "FREEZE" indication will appear on the remote control. Do not leave the projector in the MAGNIFY mode, the use the cursor buttons / / / to the input...
Service Manual
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... fingers as the fan is provided with the projector or specified. Do not touch the exhaust fan, nor block its air flow, during operation. 5. or purposes that endanger global safety and peace. ViewSonic Corporation Confidential - Do Not Copy PJ452 1 Doing so could induce a severe shock ...manual are provided in this manual before servicing. Moreover, do not hold the FPC of mass destruction; Service Warning 1. If replacing the LCD Lens/Prism assembly, do not sell, give it in the manual to your fingers. Caution Be sure to read cautionary items described in...
... fingers as the fan is provided with the projector or specified. Do not touch the exhaust fan, nor block its air flow, during operation. 5. or purposes that endanger global safety and peace. ViewSonic Corporation Confidential - Do Not Copy PJ452 1 Doing so could induce a severe shock ...manual are provided in this manual before servicing. Moreover, do not hold the FPC of mass destruction; Service Warning 1. If replacing the LCD Lens/Prism assembly, do not sell, give it in the manual to your fingers. Caution Be sure to read cautionary items described in...
Service Manual
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... [ ] button one time. Do Not Copy PJ452 5 If Advance menu comes up projector for djustment. : means recommended. 4-1-2 Setting of... or [ENTER] button to the Easy menu. Next, press the [RESET] button one time. c. ViewSonic Corporation Confidential - Normalizing the video adjustment Press the [MENU] button to Max. Select RESET in the Easy... between the replaced part and adjustment Replaced part Convergence (Chap.4-2) E-POS (Chap.4-3) Dichroic optics unit LCD/LENS prism assembly PWB assembly Main Lamp unit assembly Adjustment Ghost Flicker NRSH (Chap.4-4) (Chap.4-5) (...
... [ ] button one time. Do Not Copy PJ452 5 If Advance menu comes up projector for djustment. : means recommended. 4-1-2 Setting of... or [ENTER] button to the Easy menu. Next, press the [RESET] button one time. c. ViewSonic Corporation Confidential - Normalizing the video adjustment Press the [MENU] button to Max. Select RESET in the Easy... between the replaced part and adjustment Replaced part Convergence (Chap.4-2) E-POS (Chap.4-3) Dichroic optics unit LCD/LENS prism assembly PWB assembly Main Lamp unit assembly Adjustment Ghost Flicker NRSH (Chap.4-4) (Chap.4-5) (...
Service Manual
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... (7): +4.1V Power unit (circuit) PWB assembly MAIN LCD PRISM assembly ViewSonic Corporation Confidential - Picture is not displayed only when the RGB signal is input Check at operating mode Are voltage input at pins(1)(3)(5)(7) of E800 NO on the PWB assembly MAIN? Do Not Copy PJ452 14 YES NO (1):+13.2V (3):+17V (5):+6.6V (7):+4.1V...
... (7): +4.1V Power unit (circuit) PWB assembly MAIN LCD PRISM assembly ViewSonic Corporation Confidential - Picture is not displayed only when the RGB signal is input Check at operating mode Are voltage input at pins(1)(3)(5)(7) of E800 NO on the PWB assembly MAIN? Do Not Copy PJ452 14 YES NO (1):+13.2V (3):+17V (5):+6.6V (7):+4.1V...
Service Manual
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...in any other parts during maintenance, especially when the projector is not possible. ViewSonic Corporation Confidential - Preparation WARNING Wear sunglasses to the notice-2 of the LCD/PRISM assembly. Make sure that flexible cables of LCD panels should not replace separately the parts of the ...Panel Cover. Do Not Copy PJ452 17 And prepare relatively clean room not to any parts of a failure in original place, and connect cables indicated above. Please prepare cleaning tools and materials as follows. 6-2 Replacing The LCD/PRISM assembly You should come...
...in any other parts during maintenance, especially when the projector is not possible. ViewSonic Corporation Confidential - Preparation WARNING Wear sunglasses to the notice-2 of the LCD/PRISM assembly. Make sure that flexible cables of LCD panels should not replace separately the parts of the ...Panel Cover. Do Not Copy PJ452 17 And prepare relatively clean room not to any parts of a failure in original place, and connect cables indicated above. Please prepare cleaning tools and materials as follows. 6-2 Replacing The LCD/PRISM assembly You should come...
Service Manual
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Please remove three rivets and take the PANEL DUCT ASSY off . ViewSonic Corporation Confidential - Please take the LENS ASS'Y off . How to remove the PANEL DUCT ASSY and the PJ LENS. CAUTION Please remove the PANEL DUCT ... exchange the DICHROIC OPTICS UNIT and the LENS ASS'Y. DICHROIC OPTICS UNIT LENS ASS'Y Moreover, separate LCD/PRSM ASSY and DICHROIC OPTICS UNIT in accordance with the instruction on the PANEL DUCT ASSY. Do Not Copy PJ452 40 6. DICHROIC OPTICS UNIT Please remove four screws and four squere nuts, and take care...
Please remove three rivets and take the PANEL DUCT ASSY off . ViewSonic Corporation Confidential - Please take the LENS ASS'Y off . How to remove the PANEL DUCT ASSY and the PJ LENS. CAUTION Please remove the PANEL DUCT ... exchange the DICHROIC OPTICS UNIT and the LENS ASS'Y. DICHROIC OPTICS UNIT LENS ASS'Y Moreover, separate LCD/PRSM ASSY and DICHROIC OPTICS UNIT in accordance with the instruction on the PANEL DUCT ASSY. Do Not Copy PJ452 40 6. DICHROIC OPTICS UNIT Please remove four screws and four squere nuts, and take care...
Service Manual
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... its hooks. Please don't break bosses. Note that the positioning boss cracks. ViewSonic Corporation Confidential - Please install new LCD/PRSM ASSY into OPT BTTM CASE vertically to the LCD/PRSM ASSY exchange. Please tighten up good condition on optics. Please remove three ...screws (M2x8). Please pay attention to avoid the possibility that LCD PANEL don't come in order of 1→2→3. CAUTION When you install it. Do Not Copy PJ452...
... its hooks. Please don't break bosses. Note that the positioning boss cracks. ViewSonic Corporation Confidential - Please install new LCD/PRSM ASSY into OPT BTTM CASE vertically to the LCD/PRSM ASSY exchange. Please tighten up good condition on optics. Please remove three ...screws (M2x8). Please pay attention to avoid the possibility that LCD PANEL don't come in order of 1→2→3. CAUTION When you install it. Do Not Copy PJ452...
Service Manual
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... with newly added items or any of there components, read carefully, the PRODUCT SAFETY NOTICE of this is to eliminate repeated cross checks of the projector through improper servicing. Prefix: PYN Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ...CD-ROM CPC30 CONNECTOR DICHROIC OPTICS UNIT FUSE LCD/PRISM ASS'Y LENS ASS'Y POWER UNIT(BALLAST) POWER UNIT(CIRCUIT) SPEAKER THERMISTOR A (this Service Manual. RECOMMENDED SPARE PARTS LIST (PJ452-1) ViewSonic Model Number: VS10948-1W Rev: 1a Serial No. Do Not Copy PJ452 42 Before replacing any change made should be...
... with newly added items or any of there components, read carefully, the PRODUCT SAFETY NOTICE of this is to eliminate repeated cross checks of the projector through improper servicing. Prefix: PYN Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ...CD-ROM CPC30 CONNECTOR DICHROIC OPTICS UNIT FUSE LCD/PRISM ASS'Y LENS ASS'Y POWER UNIT(BALLAST) POWER UNIT(CIRCUIT) SPEAKER THERMISTOR A (this Service Manual. RECOMMENDED SPARE PARTS LIST (PJ452-1) ViewSonic Model Number: VS10948-1W Rev: 1a Serial No. Do Not Copy PJ452 42 Before replacing any change made should be...