InFocus X2 multi-use perfomance Service Manual Download Page 33 | Manualshive

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InFocus X2 multi-use perfomance Service Manual Download Page 33

X2 Service Manual

33

Power supply

1

Detach the lamp cable connector from the side of the lamp housing. Squeeze the two tabs on the

side of the connector and slide it rearward through the retainer on the lamp housing.

2

Unplug the power supply/controller ECA cable from the power supply

3

Disconnect the AC filter ECA/power supply cable.

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Summary of Contents for X2 multi-use perfomance

Page 1: ...X2 Service Manual ...

Page 2: ...r 24 Lamp Housing and Safety Switch Assembly 26 Leveling Foot 29 Optical Engine 30 Power Supply and AC Filter ECA 32 Rear Bezel 37 Top Case 39 Functional Tests 41 Required equipment 41 Before beginning 42 Perform the following tests 42 Troubleshooting 45 Power and Start up Problems 46 Image Problems 53 Keypad Problems 57 Remote Problems 58 Audio Problems 59 Power Up with Top Case Removed 60 Check ...

Page 3: ...mful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense WARNING Changes or modifications made to this equipment not expressly approved by Toshiba or parties authorized by Toshiba could void the user s authority to operate the equipment N...

Page 4: ...le operation of the product and to protect it from overheating and these openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or other similar surface This product should not be placed in a built in installation such as a bookcase or rack unless proper ventilation is provided or the manufacturer s instructions have been adhered to IM...

Page 5: ...X2 Service Manual 5 Parts Replacement Removable Parts Hierarchy ...

Page 6: ...9 Elevator see page 15 Leveling foot see page 29 Power supply AC filter ECA see page 32 Chassis see page 8 Controller ECA see page 10 Color wheel shield see page 9 Lamp housing see page 26 Optical engine see page 30 2 Remove the serial number label from the certification label on the bottom of the projector To do this carefully use a heat gun or hair drier to soften the adhesive on the back of the...

Page 7: ...ication label to the bottom case Then adhere the original serial number label in the serial number box Adhere the old rubber foot to the recess at the rear of the bottom case Replace the parts in the bottom case reversing the order you used to remove them ...

Page 8: ...d components on the ECA The chassis and power supply insulator are not replaceable parts Remove the Chassis and Ground Spring 1 Remove the following items Lamp module page 24 Focus and zoom rings page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 Power supply and AC filter ECAs page 32 2 Remove the six M3x10 Plastite Phillips screws that fasten the chassis to the bottom case 3 Remove ...

Page 9: ...Notes Place the chassis into the projector then slide the chassis forward to engage the ground spring against the bottom side of the DMD heat shield on the optical engine Position the chassis over the two 15 pin D sub connectors on the I O panel Replace the four jack screws and torque them to 2 in lbs 226 Nm Replace and tighten the seven M3x10 Plastite Phillips screws securely Do not over tighten ...

Page 10: ... the following items Lamp module page 24 Focus and zoom rings page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 Power supply and AC filter ECA page 6 Chassis page 8 2 Unplug the safety switch cable the two fan cables the color wheel ribbon cable and the photodiode cable from the controller ECA Remove the two M3x10 Plastite Phillips screws circled NOTE The controller power supply and ...

Page 11: ... work the shield off Assembly Notes Ensure that the cables from the 60mm and 80mm fans route through the retainers in the bottom case See the illustration in step 2 Place the controller ECA into the projector then slide it forward to engage the two connectors at the DMD ECA Before installing the two screws make sure that the pins in the bottom case circled below fit into the alignment holes in the...

Page 12: ...ollowing items Lamp module page 24 Focus and zoom rings page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 Power supply and AC filter ECA page 6 Chassis page 8 Controller ECA page 10 Lamp housing page 26 60mm Fan 1 Remove the two M3x25 Plastite Phillips screws that fasten the fan to the lamp housing Then remove the fan cables from the retainer guide on the lamp housing 2 Lift the fan ...

Page 13: ...emoving the 80mm Fan 1 Remove the two M3x30 Plastite Phillips screws that fasten the fan to the lamp housing 2 Lift the fan away from the lamp housing Assembly Notes Position the fan against the lamp housing with fan label facing the lamp housing and the cable recess at the bottom right side The cables should exit the fan at the recess on the side opposite the label ...

Page 14: ...X2 Service Manual 14 Replace and tighten the two M3x30 Plastite Phillips screws Do not over tighten the screws Make sure that the cables are clear of the fan blades ...

Page 15: ...astens to the bottom case between the projection lens and lamp housing 1 Remove the following items Focus and zoom rings page 17 Front bezel page 18 2 Fully extend the elevator shaft Then use a small flat blade screwdriver to gently depress the stop on the elevator shaft This allows the elevator shaft to pass through the housing and out of the bottom case 3 Depress the elevator actuator as you pul...

Page 16: ...wist the actuator so that you can slide the it out of the bottom case Assembly Notes Before inserting the actuator into the elevator housing slide the spring onto the end When you install the elevator shaft make sure that the grooves on the elevator shaft face the lamp housing Then depress the elevator actuator and insert the shaft into the elevator housing Make sure the teeth on the shaft engage ...

Page 17: ... up on a soft work surface Then remove the lens cap 2 Grasp the focus ring and pull it off of the lens barrel The retainer tabs disengage from the lens ring 3 Grasp the zoom ring and pull it off of the lens barrel The retainer tabs disengage from the lens barrel Assembly Notes When you replace the zoom ring push it as far as it will go onto the lens barrel The lens barrel fits snugly against the c...

Page 18: ...t bezel These two parts are not replaceable When you replace the front bezel you must remove the lens and grill and install them on the new bezel The lens cap and tether 505 1843 xx attach to a tab on the bottom of the front bezel When you replace the bezel you remove the lens cap and tether and install on the new bezel 1 Remove the following Focus and zoom rings page 17 Lamp door page 24 2 Place ...

Page 19: ...he bezel hold one hand on the top case Grasp the bezel where it meets the lamp door and then pull it outward until the tabs disengage CAUTION Do not pry on the front bezel with a screwdriver 5 If you are replacing the front bezel go to the next step Otherwise set the bezel aside and continue with the tear down 6 Remove the two M3x8 Plastite Phillips screws that fasten the inner grill to the front ...

Page 20: ...ill to the front bezel with the two M3x8 Plastite screws Press the IR lens into place from the inside of the front bezel Align the front bezel against the front of the projector Press the bezel into position to lock the two tabs and slotted receiver against the top case Tighten the two M3x10 Plastite Phillips screws securely Do not over tighten the screws ...

Page 21: ...hree parts are included in the ECA Kit 510 1908 xx NOTE The ECA Kit also includes the AC filter ECA 1 Remove the following items Focus and zoom rings page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 2 Place the top case face down on a soft work surface Speaker 1 Remove the three Plastite screws with washers that fasten the speaker to the top case Then lift the speaker out of the top...

Page 22: ...to the top case Remove the single Phillips Plastite screw that fastens the IR ECA to the case Note the cable routing before you remove the two ECAs 2 If you are replacing the top case with a new one follow the directions below to remove and replace the keypad parts Otherwise reinstall the two ECAs ...

Page 23: ...op case 4 Lift the LED cover out of the top case Assembly Notes The keypad ECA the front IR receiver ECA the key set and the LED cover fit only one way in the top case Make sure that the alignment holes in the LED cover fit over the pins in the top case ...

Page 24: ...an passes through openings on two sides of the lamp module Screens over these openings provide air filtration CAUTION The lamp module gets very hot during operation Allow the lamp to cool for 30 minutes before handling it To remove the lamp door insert a small flat blade screwdriver into one of the recesses at the top of the door Gently pry the top of the door away from the projector The door deta...

Page 25: ...re they re clean Vacuum away any dust on the screens so cooling air can flow freely through the lamp module If you installed a new lamp module follow the directions below to reset the lamp timer a Turn the projector on After the image appears press and hold the Volume and Volume keys for 10 seconds b After you reset the lamp timer read the timer value to make sure it was reset Navigate to the Abou...

Page 26: ...e safety switch and thermal switch 1 Remove the following items Lamp module page 24 Focus and zoom rings page 17 Zoom ring page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 Power supply and AC filter ECA page 6 Chassis page 8 Controller ECA page 10 2 Remove the color wheel shield To do this remove the two M3x10 Plastite Phillips screws circled below Then lift the shield straight up t...

Page 27: ...X2 Service Manual 27 3 Remove the fan cables from their retainers in the bottom case 4 Remove the two M3x10 Plastite Phillips screws circled below that fasten the lamp housing to the bottom case ...

Page 28: ...UTION The lamp housing is very close to the color wheel Avoid touching the color wheel The edge of the glass wheel is sharp and can cause personal injury Touching the color wheel can break it or leave smudges that degrade the image Assembly Notes As you lower the lamp housing into the projector route the photodiode and color wheel ribbon cables through the retainer guide Make sure that the lamp ho...

Page 29: ... Remove the following items Focus and zoom rings page 17 Front bezel page 18 Rear bezel page 37 Top case page 39 2 Rotate the leveling foot clockwise to fully retract it into the bottom case 3 Use a needle nosed pliers to remove the retainer from the groove at the top of the leveling foot shaft 4 Rotate the leveling foot counterclockwise until it detaches from the bottom case Assembly Notes Replac...

Page 30: ...e edge of the glass wheel is sharp and can cause personal injury Touching the color wheel can break it or leave smudges that degrade the image 1 Remove the following items Lamp module page 24 Focus ring page 6 Zoom ring page 17 Front bezel page 18 Rear bezel page Top case page 39 Power supply and AC filter ECA page 6 Chassis page 8 Controller ECA page 10 Lamp housing page 26 2 Remove the two M3x10...

Page 31: ...X2 Service Manual 31 CAUTION Avoid touching or damaging the color wheel Place the engine on a soft static free surface or in an ESD protected container ...

Page 32: ... supply circuitry in the X2 A fuse on the AC filter ECA protects against internal shorts or supply surges The fuses are not available as FRU parts as a blown fuse usually indicates circuit damage and the need for ECA replacement You can replace the power supply and AC filter ECA independently DANGER Do not attempt to measure the output voltage from the ballast when the lamp strikes High voltage pr...

Page 33: ...r from the side of the lamp housing Squeeze the two tabs on the side of the connector and slide it rearward through the retainer on the lamp housing 2 Unplug the power supply controller ECA cable from the power supply 3 Disconnect the AC filter ECA power supply cable ...

Page 34: ...vice Manual 34 4 Remove the four screws that fasten the power supply to the chassis 5 Squeeze the tabs on the retainer stud that secures the power supply to the chassis Then lift the ECA away from the chassis ...

Page 35: ... Disconnect the AC filter ECA power supply cable if necessary then remove the M4x6 Phillips screw that fastens the ground terminal to the chassis 2 Remove the four M3x12 Plastite Phillips screws that fasten the power supply to the chassis ...

Page 36: ...mbly Notes Ensure that the two retainer studs on the chassis engage the slots in the power supply and AC filter ECA Press down on the ECAs to lock the retainers into the slots Tighten the seven M3x12 Plastite Phillips screws securely Do not over tighten the screws Connect the ground terminal to the chassis Tighten the M4x6 Phillips screw securely ...

Page 37: ...s to the outside of the rear bezel If you replace the rear bezel you need a replacement I O panel label You cannot remove the label from the rear bezel 1 Place the projector upside down on a soft work surface 2 Remove the two M3x10 Plastite Phillips screws that fasten the rear bezel to the bottom case 3 Remove the M2 6x10 Plastite Phillips screw that fastens the rear bezel to the chassis ...

Page 38: ...case Position the screwdriver blade at the location of one of the slotted receivers and press down to release it Assembly Notes Align the rear bezel against the rear of the projector Press the bezel into position to lock the three tabs against the top case Tighten the two M3x10 and the M2 6x10 Plastite Phillips screws securely Do not over tighten the screws When you install a new rear bezel adhere...

Page 39: ...ere a new nameplate in label kit 020 0235 xx to the top case 1 Remove the following items Focus ring see page 17 Zoom ring see page 17 Front bezel see page 18 Rear bezel see page 37 2 Place the projector upside down on a soft work surface Remove the four M4x18 Plastite Phillips screws from the bottom case 3 Holding the top case against the bottom case turn the projector over and place it right sid...

Page 40: ...new one remove the keypad and IR ECA page 21 and remove the speaker page 41 from the old one Assembly Notes If you re replacing the top case with a new one install any top case parts that you removed from the old one Connect the keypad cable at the keypad ECA and the speaker cable at the power supply ECA Tighten the four M4x18 Plastite Phillips screws securely Do not over tighten the screws Adhere...

Page 41: ...ed recording not one recorded from a broadcast source The VCR must include an S video connector in addition to a composite connector Commercially produced video to test S video composite video and audio You ll need the video in DVD laser disc or videocassette format InFocus strongly suggests you use Video Essentials Optimizing Your Audio Video System DVD International 1997 available through online...

Page 42: ...elevator and leveling foot are functional Verify that the focus and zoom rings operate properly Verify cosmetics Component video from DVD player 1 Press the Source button on the keypad to select a video source 2 Connect the component video adapter cable and to the projector 3 Disconnect any other video sources Verify that the video automatically synchronizes Verify there is no distortion noise or ...

Page 43: ...re version The next step is to observe 3 computer images These will confirm that the computer input works properly and will test image quality On the keypad press the Source Select button to select Computer Verify that the images project synchronize properly through both of the following inputs M1 Analog M1 Digital Image 1 Focus Test Image Turn off any local light Turn the zoom ring to make the sm...

Page 44: ...and gradual Image 4 SMPTE133 Project the SMPTE133 image Verify that there are no noise tint duplicating columns or other general image abnormalities present On the keypad press Menu On the Display menu select Reset All Verify that the image synchronizes Power Down After all tests are complete turn the power off and disconnect all cables Attach the lens cap Verify unit is powered off before disconn...

Page 45: ...ons begin with the most simple and progress to the most complex What do you want help solving Power problems including lamp issues partial power up shutdown and no power page 46 Image problems including no image bad color dim image and other picture distortions page 53 Keypad problems page 57 Remote problems page 58 Audio problems page 59 Check Internal Voltages and Signals In addition to the trou...

Page 46: ...meaning the various LED states NOTE We strongly suggest that you follow the entire power diagnosis sequence which begins on the next page LED Status LED flashes green The projector is starting up after the Power button was pressed or the projector is shutting down after the Power button was pressed LED is solid green The projector is ready to light the lamp when the Power button is pressed Or the ...

Page 47: ...X2 Service Manual 47 Power Diagnostics ...

Page 48: ...X2 Service Manual 48 Power Diagnostics Error Codes ...

Page 49: ...X2 Service Manual 49 LED flashes single red ...

Page 50: ...X2 Service Manual 50 LED repeats 3 flash sequence ...

Page 51: ...X2 Service Manual 51 LED repeats 5 flash sequence ...

Page 52: ...X2 Service Manual 52 LED is solid red ...

Page 53: ...X2 Service Manual 53 Image Problems ...

Page 54: ...X2 Service Manual 54 No image ...

Page 55: ...X2 Service Manual 55 Bad image ...

Page 56: ...X2 Service Manual 56 Dim image ...

Page 57: ...X2 Service Manual 57 Keypad Problems ...

Page 58: ...X2 Service Manual 58 Remote Problems ...

Page 59: ...X2 Service Manual 59 Audio Problems ...

Page 60: ... a power source and powered up CAUTION Once you plug in the power cord take extreme care when touching the projector Check Controller ECA Voltages and Signals 1 Make sure the projector is unplugged 2 Remove the power supply and AC filter ECA page 32 3 Remove the chassis page 8 4 Position the power supply and AC filter ECA near enough to the projector to connect the controller power supply cable fr...

Page 61: ...wer supply and AC filter ECA temporarily fastened the chassis This is optional 7 Connect the projector to AC power 8 Power up the projector and check the voltages using the illustration on the next page CAUTION When you start the projector there is voltage present on the controller ECA and power supply Be very careful where you probe and where you touch ...

Page 62: ...X2 Service Manual 62 9 Use measurement equipment to check the controller ECA for voltages and signals ...

Page 63: ...mal switch First power up the projector with the top off page 60 Let the projector run until it shuts down Measure resistance across the terminals at the thermal switch If the resistance is infinite Ω replace the lamp housing which includes the thermal switch For removal and replacement see page 26 NOTE You can also check the continuity of the safety switch which fastens to the lamp housing next t...

Page 64: ... 60 Then follow these steps Connect the projector to AC power 1 Power up the projector CAUTION When you start the projector there is voltage present on the controller ECA and power supply Be very careful where you probe and where you touch 2 Follow the directions below to check the fans The fans should both start up when you press the power button 3 If a fan fails to operate check the voltage at t...

Page 65: ...X2 Service Manual 65 Parts Lists Parts Exploded View ...

Page 66: ... includes speaker keypad ECA IR ECA and AC filter ECA 510 1908 xx ECA PWR INPUT BD KEYBD IR BD ASSEMBLIES Label kit 020 2135 xx LABEL KIT X2 Lamp Door user replaceable part 505 1841 xx LAMP DOOR Lamp housing 505 1859 xx LAMP HOUSING THERMO LEAF SW ASSY Lamp Module user replaceable part SP LAMP 018 Lens Cap user replaceable part 505 1247 xx LENS CAP Leveling Foot 340 1118 xx FOOT ADJUSTABLE Optical...

Page 67: ...X2 Service Manual 67 Label kit contents locations Part Name Location Certification label Nameplate I O label ...

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