BenQ W1800 User Manual page 48

Notice
Replace lamp now
Equivalent lamp hour > XXXX hours
Order a new lamp at www.BenQ.com
Notice
Out of lamp usage time
Replace lamp (Refer to user manual)
then reset the lamp timer
Order a new lamp at www.BenQ.com
"XXXX" shown in the above messages are numbers that vary depending on different models.
48 Maintenance
OK
OK
The lamp MUST be replaced before the projector will operate
normally.
OK
Press to dismiss the message.