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Controlling the Projector by a Computer
When the RS-232C terminal on the projector is connected to a computer with an RS-232C serial
control cable (cross type, commercially available), the computer can be used to control the
projector and check the status of the projector. See page
When connecting to a computer using an RS-232C serial control cable
Note
•
The RS-232C function may not operate if your computer terminal is not correctly set up. Refer to the
operation manual of the computer for details.
Info
•
Do not connect the RS-232C cable to a port other than the RS-232C terminal on the computer. This
may damage your computer or projector.
•
Do not connect or disconnect an RS-232C serial control cable to or from the computer while it is on.
This may damage your computer.
RS-232C Terminal: D-sub 9 pin male connector
1
1
5
5
6
6
9
9
RS-232C Cable recommended connection: D-sub 9 pin female connector
5
5
1
1
9
9
6
6
Note
•
Depending on the controlling device used, it may be necessary to
connect Pin 4 and Pin 6 on the controlling device (e.g. computer).
22
To RS-232C
terminal
RS-232C serial control cable
(cross type, commercially available)
Pin No.
Signal Name
1.
2.
RD
Receive Data
3.
SD
Send Data
4.
5.
SG
Signal Ground
6.
7.
RS
Request to Send
8.
CS
Clear to Send
9.
Pin No.
Signal
1.
CD
2.
RD
3.
SD
4.
ER
5.
SG
6.
DR
7.
RS
8.
CS
9.
CI
59
for details.
To RS-232C
terminal
I/O
Input
Output
Pin No.
Signal
1.
CD
2.
RD
3.
SD
4.
ER
5.
SG
6.
DR
7.
RS
8.
CS
9.
CI
Computer
Reference
Not connected
Connected to internal circuit
Connected to internal circuit
Not connected
Connected to internal circuit
Not connected
Connected to CS in internal circuit
Connected to RS in internal circuit
Not connected
Projector
Computer
Pin No.
Pin No.
4
5
6
4
5
6
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