Panasonic PT-D7700U-K Dlp Projector - English/ French - Page 101

Procedure of lamp unit replacement Caution • After 1 500 hours (4 000 hours when Long Life Lamp Units are used) of operating the same lamp, it is only possible to operate the unit for approximately 10 minutes. Steps 9 to 15 must be completed within ten minutes. 1. Turn the power off by following the steps on pages 39 ~ 40, remove the power plug and confirm that the surroundings of the lamp unit have cooled off. 2. Using a Philips screwdriver, remove the 7 screws on the lamp unit cover located on the rear of the projector. Fixing screws 3. Remove the lamp unit cover from the main unit. 4. Use a Phillips screwdriver to loosen each of the two lamp unit fixing screws until the screws turn freely. Then hold the handle of the lamp unit and gently pull it out from the projector. Caution The lamp unit will be hot after it has been used. You might get burned if you touch it while it is still hot. Lamp unit cover Lamp unit 2 Handle Lamp unit 1 Lamp unit Fixing screws Lamp unit Fixing screws 5. Install the new lamp unit. 6. Use a Phillips screwdriver to securely tighten the two lamp unit fixing screws for each lamp unit. 7. Install the lamp unit cover, and then use a Phillips screwdriver to securely tighten the lamp unit cover fixing 7 screws. Fixing screws Caution • Firmly install the lamp unit and lamp unit cover. If not installed firmly, a protection circuit will function and the power will not be turned on. Lamp unit cover 101