User Guide
Page 12
... the projector. If it on wet objects. • Remove the batteries from the remote control and store them in a safe place if you won't be using the remote control for an extended period. • Replace the ...batteries whenever the remote control starts to malfunction. • When strong lights such as direct sunlight or light from an extremely close range (such as from directly hitting the projector's remote sensor. ViewSonic PJ452 8 Incorrect handling could block the remote control's output signal to keep light from an inverter fluorescent lamp) hit the projector...
... the projector. If it on wet objects. • Remove the batteries from the remote control and store them in a safe place if you won't be using the remote control for an extended period. • Replace the ...batteries whenever the remote control starts to malfunction. • When strong lights such as direct sunlight or light from an extremely close range (such as from directly hitting the projector's remote sensor. ViewSonic PJ452 8 Incorrect handling could block the remote control's output signal to keep light from an inverter fluorescent lamp) hit the projector...
User Guide
Page 43
... only when you have replaced the lamp, for correct messages about 3 seconds displays a dialog to make sure. Pressing the RESET button on the remote control or the button ► on the projector for about the air filter. • About the caring the air filter, please see the section "Lamp." ( 41, 42) The ... using the button ▲. Performing this item resets the time. Pressing the RESET button on the remote control or the button ► on the projector for about the lamp. • About the lamp replacement, please see the section "Air filter." ( 43) ViewSonic PJ452 39
... only when you have replaced the lamp, for correct messages about 3 seconds displays a dialog to make sure. Pressing the RESET button on the remote control or the button ► on the projector for about the air filter. • About the caring the air filter, please see the section "Lamp." ( 41, 42) The ... using the button ▲. Performing this item resets the time. Pressing the RESET button on the remote control or the button ► on the projector for about the lamp. • About the lamp replacement, please see the section "Air filter." ( 43) ViewSonic PJ452 39
User Guide
Page 45
...lamp replaced even if the bulb is not broken. • Do not use old (used , it will fall out when the cover is suspended from the projector's vent holes. ►About disposal of glass to fly into the lamp housing, and for gas containing mercury to burst. ViewSonic PJ452... 41 In addition, working in trash. Loose screws could damage the projector's internals, or cause injury during ...
...lamp replaced even if the bulb is not broken. • Do not use old (used , it will fall out when the cover is suspended from the projector's vent holes. ►About disposal of glass to fly into the lamp housing, and for gas containing mercury to burst. ViewSonic PJ452... 41 In addition, working in trash. Loose screws could damage the projector's internals, or cause injury during ...
User Guide
Page 46
... open the menu. (2) Choose the "LAMP TIME" on . • Incorrectly resetting of the lamp timer (resetting without replacement, or neglect of replacement by arrow). Turn the projector on the ceiling, or if the lamp has broken, also ask the dealer to replace the lamp, replace the lamp as soon as possible. 1. Then retighten...) using ▲/▼ button, then press and hold the RESET button or the ► button for at least 45 minutes. 2. ViewSonic PJ452 42 Loosen the 2 screws (marked by the handles. 6. When the indicators or a message prompts you to replace the lamp.
... open the menu. (2) Choose the "LAMP TIME" on . • Incorrectly resetting of the lamp timer (resetting without replacement, or neglect of replacement by arrow). Turn the projector on the ceiling, or if the lamp has broken, also ask the dealer to replace the lamp, replace the lamp as soon as possible. 1. Then retighten...) using ▲/▼ button, then press and hold the RESET button or the ► button for at least 45 minutes. 2. ViewSonic PJ452 42 Loosen the 2 screws (marked by the handles. 6. When the indicators or a message prompts you to replace the lamp.
User Guide
Page 47
... in a fire, an electric shock, and and/or malfunction to the projector. And then slowly turn the projector so that were connected to fall. When the indicators or a message prompts you replace the lamp. Remove the filter cover and the air filter. ViewSonic PJ452 43 Please be automatically turned off , that the power cord is facing...
... in a fire, an electric shock, and and/or malfunction to the projector. And then slowly turn the projector so that were connected to fall. When the indicators or a message prompts you replace the lamp. Remove the filter cover and the air filter. ViewSonic PJ452 43 Please be automatically turned off , that the power cord is facing...
User Guide
Page 48
.... Usual filter cover Push the points of "PUSH" word with the replacement lamp for this projector. 5. Tabs 6. 4. Claws Air filter Rail of air filter Filter cover for the case of resetting after replacement) will come even with claws to fix the air filter Interlocking the tabs... the air filter and filter cover into place. ViewSonic PJ452 44 Turn the projector on, and reset the filter time using the FILTER TIME function of OPTION menu. ( 39) NOTE • Incorrectly resetting of the filter timer (resetting without replacement, or neglect of bottom-up use . 7. ...
.... Usual filter cover Push the points of "PUSH" word with the replacement lamp for this projector. 5. Tabs 6. 4. Claws Air filter Rail of air filter Filter cover for the case of resetting after replacement) will come even with claws to fix the air filter Interlocking the tabs... the air filter and filter cover into place. ViewSonic PJ452 44 Turn the projector on, and reset the filter time using the FILTER TIME function of OPTION menu. ( 39) NOTE • Incorrectly resetting of the filter timer (resetting without replacement, or neglect of bottom-up use . 7. ...
User Guide
Page 55
...using the menu functions. Pictures appear blurry. The computer cannot detect the projector as a plug and play monitor. Select the NORMAL to a higher level using the menu function or the remote control. Replace the lamp. The lens is working. Phenomena that the computer's can detect a ...SPACE setting to an extremely low level. Adjust the focus using the focus ring, and/or H PHASE using the menu function. ViewSonic PJ452 51 The signal cables are not correctly adjusted. Perform picture adjustments by referring to a higher level using the menu function. Pictures ...
...using the menu functions. Pictures appear blurry. The computer cannot detect the projector as a plug and play monitor. Select the NORMAL to a higher level using the menu function or the remote control. Replace the lamp. The lens is working. Phenomena that the computer's can detect a ...SPACE setting to an extremely low level. Adjust the focus using the focus ring, and/or H PHASE using the menu function. ViewSonic PJ452 51 The signal cables are not correctly adjusted. Perform picture adjustments by referring to a higher level using the menu function. Pictures ...
User Guide
Page 59
...ViewSonic® Projector What the warranty covers: ViewSonic warrants its sole option repair or replace the product with the product. Europe except Poland: Three (3) years warranty for all parts excluding the lamp, three (3) years for labor, and ninety (90) days for the warranty information. Applies to get service: 1. Any product on ViewSonic... or the name of the first consumer purchase. ViewSonic shall not be free from the date of 1 Release Date: 03-31-05 ViewSonic PJ452 55 Any claim against the customer by ViewSonic. and Canada: For warranty information and service on...
...ViewSonic® Projector What the warranty covers: ViewSonic warrants its sole option repair or replace the product with the product. Europe except Poland: Three (3) years warranty for all parts excluding the lamp, three (3) years for labor, and ninety (90) days for the warranty information. Applies to get service: 1. Any product on ViewSonic... or the name of the first consumer purchase. ViewSonic shall not be free from the date of 1 Release Date: 03-31-05 ViewSonic PJ452 55 Any claim against the customer by ViewSonic. and Canada: For warranty information and service on...
Service Manual
Page 4
...a high voltage circuit for the lamp. ViewSonic Corporation Confidential - Never touch the lamp with such objectives. Never drop the lamp or jar it in this manual. Do not touch the exhaust fan, nor block its air flow, during service. If replacing the LCD Lens/Prism assembly, do not hold... fan is operating. Caution Be sure to read this Multimedia LCD Projector. Be sure to read cautionary items described in this manual before servicing. The lamp becomes too hot. 2. If replacing to your fingers. Do Not Copy PJ452 1 Do not touch any manner. Doing so could induce ...
...a high voltage circuit for the lamp. ViewSonic Corporation Confidential - Never touch the lamp with such objectives. Never drop the lamp or jar it in this manual. Do not touch the exhaust fan, nor block its air flow, during service. If replacing the LCD Lens/Prism assembly, do not hold... fan is operating. Caution Be sure to read this Multimedia LCD Projector. Be sure to read cautionary items described in this manual before servicing. The lamp becomes too hot. 2. If replacing to your fingers. Do Not Copy PJ452 1 Do not touch any manner. Doing so could induce ...
Service Manual
Page 8
... are changed, choose the proper adjusting items with [ ] button. ViewSonic Corporation Confidential - Set Zoom Wide to the Easy menu. Choose EXECUTE ... the Easy menu. If Advance menu comes up projector for 3 seconds or more (the FACTORY MENU ...4-1: Relation 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...together with the [INPUT] button for about 10 minutes. 2. Do Not Copy PJ452 5 Select the [RESET] in the Advance menu, then press [ ] ...
... are changed, choose the proper adjusting items with [ ] button. ViewSonic Corporation Confidential - Set Zoom Wide to the Easy menu. Choose EXECUTE ... the Easy menu. If Advance menu comes up projector for 3 seconds or more (the FACTORY MENU ...4-1: Relation 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...together with the [INPUT] button for about 10 minutes. 2. Do Not Copy PJ452 5 Select the [RESET] in the Advance menu, then press [ ] ...
Service Manual
Page 20
... the unit becaouse replacement of the LCD/PRISM assembly. And prepare relatively clean room not to the notice-2 of the chapter 8. (4) Remove the Panel Cover. ViewSonic Corporation Confidential - Do Not Copy PJ452 17 LCD/PRISM ASSY 6-3 Cleaning up dust from panels and optical filters 1. Disassemble and open the maintenance hole. (1) Turn off the projector, and unplug...
... the unit becaouse replacement of the LCD/PRISM assembly. And prepare relatively clean room not to the notice-2 of the chapter 8. (4) Remove the Panel Cover. ViewSonic Corporation Confidential - Do Not Copy PJ452 17 LCD/PRISM ASSY 6-3 Cleaning up dust from panels and optical filters 1. Disassemble and open the maintenance hole. (1) Turn off the projector, and unplug...
Service Manual
Page 22
... 4. Do Not Copy 19 PJ452 Remove the lamp door and the lamp assy. (1) Turn off the projector, and unplug the power cord. (2) Remove the lamp door and the lamp assembly according to damage the ML-A. CAUTION : Use special caution not to the description of "Replacing the LAMP". ViewSonic Corporation Confidential - Set the lamp door and the lamp assembly accoding the description...
... 4. Do Not Copy 19 PJ452 Remove the lamp door and the lamp assy. (1) Turn off the projector, and unplug the power cord. (2) Remove the lamp door and the lamp assembly according to damage the ML-A. CAUTION : Use special caution not to the description of "Replacing the LAMP". ViewSonic Corporation Confidential - Set the lamp door and the lamp assembly accoding the description...
Service Manual
Page 24
...In case of the specified type. Do Not Copy 21 PJ452 Apply a vacuum cleaner to the projector's ports. Claws Air filter Rail of specified type will ...Avoid wetting the projector or inserting liquids in the projector. 6-6 Air filter WARNING ●Do not replace the air filter during use or immediately after use the projector with the replacement lamp for bottom-up ...temperatures rise and the power may be careful for malfunction prevention. 1. ViewSonic Corporation Confidential - Handling while the projector is damaged or too soiled. It could cause a burn and/or...
...In case of the specified type. Do Not Copy 21 PJ452 Apply a vacuum cleaner to the projector's ports. Claws Air filter Rail of specified type will ...Avoid wetting the projector or inserting liquids in the projector. 6-6 Air filter WARNING ●Do not replace the air filter during use or immediately after use the projector with the replacement lamp for bottom-up ...temperatures rise and the power may be careful for malfunction prevention. 1. ViewSonic Corporation Confidential - Handling while the projector is damaged or too soiled. It could cause a burn and/or...
Service Manual
Page 26
..., or burn out, if jolted or scratched, handled while hot, or worn over time. ViewSonic Corporation Confidential - The lamp can cause burns, as outlet well as possible. This is dangerous, since if the lamp's bulb has broken, the shards will make sure not to burst during handling. • ...message prompts you start using them. Note that there are screwed in trash. Do Not Copy PJ452 23 Using the lamp for the lamp to escape from the • Before replacing the lamp, turn the projector off and unplug the power cord, then wait at least power 45 minutes for long periods ...
..., or burn out, if jolted or scratched, handled while hot, or worn over time. ViewSonic Corporation Confidential - The lamp can cause burns, as outlet well as possible. This is dangerous, since if the lamp's bulb has broken, the shards will make sure not to burst during handling. • ...message prompts you start using them. Note that there are screwed in trash. Do Not Copy PJ452 23 Using the lamp for the lamp to escape from the • Before replacing the lamp, turn the projector off and unplug the power cord, then wait at least power 45 minutes for long periods ...
Service Manual
Page 27
...lamp, and slowly pick up . 4. Allow the lamp to replace the lamp, replace the lamp as soon as possible. 1. Incorrectly resetting of the lamp timer (resetting without replacement, or neglect of resetting after the message of the keypad for at least 45 minutes. 2. ViewSonic Corporation Confidential - LAMP...of the lamp cpver. 8. Do Not Copy PJ452 24 NOTE • When the lamp has been replaced after replacement) will appear. (3) Choose RESET using the LAMP TIME function of OPTION menu. (1) Select the item of LAMP TIME in incorrect message functions. Turn the projector off,...
...lamp, and slowly pick up . 4. Allow the lamp to replace the lamp, replace the lamp as soon as possible. 1. Incorrectly resetting of the lamp timer (resetting without replacement, or neglect of resetting after the message of the keypad for at least 45 minutes. 2. ViewSonic Corporation Confidential - LAMP...of the lamp cpver. 8. Do Not Copy PJ452 24 NOTE • When the lamp has been replaced after replacement) will appear. (3) Choose RESET using the LAMP TIME function of OPTION menu. (1) Select the item of LAMP TIME in incorrect message functions. Turn the projector off,...
Service Manual
Page 30
... section of the inputted signal is recommended. CLEAN THE AIR FILTER POWER OFF FIRST, THEN CLEAN THE AIR FILTER. ViewSonic Corporation Confidential - Message Description To maximize performance, lamp replacement is outside of the response parameters of the air passage aperture? • Is the air filter dirty? ...;lter, please be sure to reset the filter timer. a lamp may be reappeared every time the power is on the screen, please respond as those shown below . Do Not Copy PJ452 27 Please confirm the signal input connection, and the status ...
... section of the inputted signal is recommended. CLEAN THE AIR FILTER POWER OFF FIRST, THEN CLEAN THE AIR FILTER. ViewSonic Corporation Confidential - Message Description To maximize performance, lamp replacement is outside of the response parameters of the air passage aperture? • Is the air filter dirty? ...;lter, please be sure to reset the filter timer. a lamp may be reappeared every time the power is on the screen, please respond as those shown below . Do Not Copy PJ452 27 Please confirm the signal input connection, and the status ...
Service Manual
Page 31
...table below as described in Red It is displayed after the treatment, please replace a fan. In Green off off Please wait. In Green off off Ordinary operations may also be turned off The lamp does not light, and there is displayed after the treatment, please set...of the OPTION menu. After the projector has sufficiently cooled down at least 45 minutes. ViewSonic Corporation Confidential - Please turn the power on the PWB assembly MAIN. 6-11 Regarding the indicator lamps Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP indicator ...
...table below as described in Red It is displayed after the treatment, please replace a fan. In Green off off Please wait. In Green off off Ordinary operations may also be turned off The lamp does not light, and there is displayed after the treatment, please set...of the OPTION menu. After the projector has sufficiently cooled down at least 45 minutes. ViewSonic Corporation Confidential - Please turn the power on the PWB assembly MAIN. 6-11 Regarding the indicator lamps Lighting and flashing of the POWER indicator, the LAMP indicator, and the TEMP indicator ...
Service Manual
Page 45
... SAFETY NOTICE of the projector through improper servicing. Do Not Copy PJ452 42 Power Cord RGB Cable VIDEO STANDBY/ON RGB SEARCH ASPECT AUTO BLANK MAGNIFY ON OFF FREEZE POSITION VOLUME MUTE KEYSTONE ZOOM -+ MENU ESC ENTER RESET Remote Control Instruction manual Filter Cover H ASSY C12SM ViewSonic Corporation Confidential - Before replacing any change made...
... SAFETY NOTICE of the projector through improper servicing. Do Not Copy PJ452 42 Power Cord RGB Cable VIDEO STANDBY/ON RGB SEARCH ASPECT AUTO BLANK MAGNIFY ON OFF FREEZE POSITION VOLUME MUTE KEYSTONE ZOOM -+ MENU ESC ENTER RESET Remote Control Instruction manual Filter Cover H ASSY C12SM ViewSonic Corporation Confidential - Before replacing any change made...