Epson PowerLite 4650 Manual page 136

Note: The lamp usage timer does not register any hours until you have used the lamp for at least 10
hours. Available settings depend on the current input source.
Information item
Lamp Hours
Source
Input Signal
Resolution
Video Signal
Refresh Rate
Sync Info
Status
Serial Number
Description
Displays the number of hours (H) the lamp has been used in
Normal and ECO Power Consumption modes; if the information is
displayed in yellow, obtain a genuine Epson replacement lamp
soon
Displays the name of the port to which the current input source is
connected
Displays the input signal setting of the current input source
Displays the resolution of the current input source
Displays the video signal format of the current input source
Displays the refresh rate of the current input source
Displays information that may be needed by a service technician
Displays information about projector problems that may be needed
by a service technician
Displays the projector's serial number
136