About Your Projector
Back and bottom view
Burglar hook port
Attach a commercial burglar prevention cable.
Lamp unit compartment (page 41)
Security lock
Attach the commercial shackle lock, manufactured by Kensington, to protect your projector. Compatible with the Kensington MicroSaver 
Security System.
Speaker
Air exhaust port
Heated air comes out of this opening.
Preparation
Air intake port
Air filter compartment (page 40)
AC IN
Connect the power cord to supply electronic power to the projector. (page 18)
Font leg adjusters and leg adjuster buttons (page 16)
COMPUTER1 IN
Connect a computer or YPBPR signal cable.
COMPUTER2 IN/1 OUT Connect a computer or YPBPR signal cable. Select INPUT or OUTPUT in menu. (page 34)
Connect a
VIDEO IN
Connect an RCA composite video cable.
VARIABLE AUDIO OUT
Connect an audio cables for 
outputting audio signals to the 
connected equipment.
SERIAL
See “Serial terminal” on page 45.
AUDIO IN
Connect audio cables for inputting audio signal corresponding to
VIDEO IN, S-VIDEO IN.
COMPUTER AUDIO IN
Connect audio cables for inputting audio signals corresponding to COMPUTER1 IN and/or COMPUTER2 IN/1 OUT.
NOTE:
•Do not cover the ventilation openings or place anything within 50 cm (20") of them as this may cause damage or injury.
•When a cable is connected to the VARIABLE AUDIO OUT, the
