Panasonic PT-FW300NTU User Manual

Page of 72
Care and Replacement
E
NGLISH - 49
Maintenance
Replacement procedure
Removing and replacing the lamp unit
1. Use a Phillips-head screwdriver to loosen the 2 
lamp unit cover fixing screws on the back of the 
projector until the screws turn freely, and remove 
the lamp unit cover.
2. Use a Phillips-head screwdriver to loosen the 2 
lamp unit fixing screws.
3. Hold the handles of the lamp unit and release the 
lamp unit lock.
4. Pull the used lamp unit gently from the projector.
5. Replace the new lamp unit in correct direction.
  RUNTIME of STATUS
 in the 
PROJECTOR SETUP
 
menu
 will be reset to “0” automatically.
6. Press in the lamp unit until it clicks and make sure 
the unit is installed securely.
7. Tighten the 2 lamp unit fixing screws securely with 
a Phillips-head screwdriver.
8. Attach the lamp unit cover and tighten the 2 lamp 
unit cover fixing screws securely with a Phillips-
head screwdriver.
Before replacing the ACF
  Wait until the cooling fan stops and the power indicator turn to red.
  Disconnect the power cord from the wall outlet.
  Prepare a Phillips-head screwdriver.
  Contact an Authorized Service Center to purchase a replacement ACF (ET-ACF100).
When to replace the ACF
ACF is consumable product and effects on ventilation. The FILTER indicator will inform you of the replacement 
timing. You can check the remaining amount of the ACF in REMAINING FILTER of STATUS in PROJECTOR 
SETUP
 menu.
Lamp unit cover fixing screws
Lamp unit cover
Handles
Lamp unit 
fixing screws
Lamp unit 
fixing screws
Press here
Replacing the Auto Cleaning Filter (ACF)
NOTE:
• See “WARNING MESSAGE” on page 38.
• See “REMAINING FILTER” on page 41.
• See “FILTER indicator” on page 47.
• The ACF operational sound may be heard.
• While the ACF is operating, the FILTER indicator will flash in green.
• When the FILTER indicator illuminate in orange, the remaining time of the ACF is less than 200 hours. This is rough 
estimated time and it depends on environment of usage. Contact an Authorized Service Center to purchase a 
replacement ACF.
• If you use the projector at 1 400 m (4 593 ft) above sea level, it may cause malfunction of the ACF.
• If you keep using the projector after the FILTER indicator illuminating in red, the indicator will start to flash in red for 
10 minutes and the projector will be switched off.