Dukane Imagepro 8761 Portable Projector Users Manual
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Page 121
E-121 MAINTENANCE This section describes the simple maintenance procedures you should follow to replace the lamp, and to clean the cabinet and the lens. Replacing the Lamp After your lamp has been operating for 2000 hours (up to 3000 hours : Eco mode) or longer, the Lamp indicator in the cabinet will blink red and the message will appear. Even though the lamp may still be working, replace it at 2000 hours (up to 3000 hours : Eco mode) to maintain optimal pro\ jec- tor performance. CAUTION •DO NOT TOUCH...
Page 122
E-122 MAINTENANCE Interlock To replace the lamp: 1. Loosen the lamp cover screw until the screwdriver goes into a freewheel- ing condition and remove the lamp cover. The lamp cover screw is not removable. 2. Loosen the two screws securing the lamp housing until the screwdriver goes into a freewheeling condition. The two screws are not removable. 3. Remove the lamp housing by pulling out the handle. NOTE: There is an interlock on this case to prevent the risk of electrical shock. Do not attempt to...
Page 123
E-123 MAINTENANCE 4. Insert a new lamp housing until the lamp housing is plugged into the socket. CAUTION Do not use a lamp other than the NEC replacement lamp (LT60LPK). 5. Secure it in place with the two screws. Be sure to tighten the screws. 6. Reattach the lamp cover. 7. Tighten the lamp cover screw. Be sure to tighten the screw.
Page 124
E-124 S E L E C TCNACELTERNEEMNUS O U R C E A U T O A D J U S TO N S T A N D B YS T A T U S P O W E R L A M PA L I G N M E N TPC-CARD 8. After you install a new lamp, from the menu select [Projector Options] → [Setup] → [Page 4] → [Clear Lamp Hour Meter] to reset the lamp usage hours. If the projector will not be turned on after using 2100 hours (up to 3100 hours : Eco mode) of service, press and hold the [Help] button on the remote control for ten seconds or longer to reset the lamp time clock to...
Page 125
E-125 Lens Protector The lens barrel has threads on the outside for mounting a commercially a vaila ble lens protector (φ 62mm for 8761 and φ 72mm for 8760 ) to protect the lens from dirt, dust, scratches and damage. Note that both a lens protector and the supplied lens cap cannot be used at the same time\ . CAUTION: Use only transparent lens protectors designed for lens protec- tion. Use of filters for light reduction and special effects, such as ND (Neu- tral Density) filters and color...
Page 126
E-126 TROUBLESHOOTING This section helps you resolve problems you may encounter while setting up or using the projector. Power Indicator Indicator Condition Projector Condition Note Off Blinking light Steady lightGreen blinking Green blinking Orange blinking0.5 sec ON, 0.5 sec OFF 2.5 sec ON, 0.5 sec OFF 0.5 sec ON, 0.5 sec OFFThe main power is off The projector is getting ready to turn on. The projector is in Sleep mode. The projector is cooling down. The projector is turned on. The projector is in...
Page 127
E-127 TROUBLESHOOTING Indicator Condition Projector Condition Note Off Blinking light Steady lightNormal Lamp has reached its end of life. Lamp replacement mes- sage will be displayed. Lamp has been used beyond its limit. The projector will not turn on until the lamp is re- placed. Lamp mode is set to Eco mode Red Red Green– Replace the lamp. Replace the lamp. – Lamp Indicator
Page 128
E-128 Does not turn on No picture Image isn’t square to the screen Picture is blurred Image is scrolling verti- cally, horizontally or both Remote control does not work Indicator is lit or blink- ing Cross color in RGB mode USB mouse does not work•Check that the power cable is plugged in and that the power button on the projector cabinet or the remote control is on. See pages E-35 and 36. •Ensure that the lamp cover is installed correctly. See page E-123. •Check to see if the projector has overheated or...
Page 129
E-129 When using the Viewer function TROUBLESHOOTING •Is “Viewer” selected from the Source menu? •Is the PC card seated in the PC Card slot completely? •Are slide data stored in the PC card? •Have the contents of the PC card been destroyed? •Use a computer, etc., to repair the data. Problem Check These Items For more information contact your dealer. No picture Contents of PC Card are damaged
Page 130
E-130 SPECIFICATIONS This section provides technical information about the LT260K/LT240K Projectors performance Model Number LT260K/LT240K Optical DMD™ Single Chip Digital Micromirror Device(DMD™) Resolution1024768 pixels* up to UXGA with Advanced AccuBlend Lens Manual zoom and focus: 8761: F2.2 - 2.5 f=28.4mm - 34.0mm 8760 : F2.5 - 2.8 f=22.4mm - 27.0mm Lamp 220 W DC standard Image Size 30 inches - 500 inches (0.8 m - 12.7 m) diagonal Projection Distance 8761: 3.8ft - 80.7ft / 1.18m - 24.6m 8760...