BenQ PB2220/ PB2120 manual Lamp Replacement, Do not turn on the power with the lamp

BenQ PB2220/ PB2120 User’s Guide

Lamp Replacement

Caution

To reduce the risk of electrical shock, always turn off the projector and dis- connect the power cord before changing the lamp.

1.Press the POWER button to switch off the projector. Disconnect the power cord from the outlet and the projector.

2.Loosen the screw and remove the lamp cover. If the lamp is hot, avoid burns by waiting 45 minutes until the lamp has cooled.

3.Loosen the 3 screws. (It is strongly recommended you use a magnetic-headed screwdriver.) Pull the handle to remove the lamp housing. If the screws are not loosened completely, they could injure your fingers. Do not insert your hand into the box after the lamp is removed. If you touch the optical parts inside, this could cause color unevenness.

2.

3.

4. Replace the lamp with a new one. Insert it into	4.
the projector, and tighten the screws firmly.
Loose screws may cause a bad connection, which
may result in malfunction.

5. Re-install the lamp cover and tighten the screw.

Do not turn on the power with the lamp

cover removed. Whenever the lamp is replaced, reset the total lamp operation time. Do

not reset if the lamp is not replaced as this could cause breakage.

Maintenance 21