22
Connecting to a Control Signal (continued)
3 . Communication settings
(1) Connect the projector and computer using an RS 232C cable.
(2) Turn on the computer. After the computer is fully started, turn on the projector.
(3) Start communication.
4 . Control command codes
Control command table
Item
MOUSE
COMMUNICATE
POWER
ZOOM
FOCUS
MIRROR
INPUT
(VIDEO) SYSTEM
VOLUME
MUTE
BRIGHT
CONTRAST
COLOR
TINT
SHARPNESS
H.PHASE
H.POSIT
H.SIZE
V.POSIT
BLANK
REVEAL
Projector
→
Computer
Reply code
1st
2nd
data
11h
05h
+1
11h
06h
+1
11h
11h
+1
11h
12h
+1
11h
13h
+1
11h
14h
+1
11h
21h
+1
12h
22h
+2
11h
23h
+1
11h
24h
+1
13h
31h
+3
13h
32h
+3
13h
33h
+3
13h
34h
+3
13h
35h
+3
13h
37h
+3
14h
38h
+4
14h
36h
+4
14h
3Ah
+4
11h
41h
+1
11h
42h
+1
Ask code
1st
2nd
20h
05h
20h
06h
20h
11h
———
———
20h
14h
20h
21h
20h
22h
20h
23h
20h
24h
20h
31h
20h
32h
20h
33h
20h
34h
20h
35h
20h
37h
20h
38h
20h
36h
20h
3Ah
20h
41h
20h
42h
Computer
→
Projector
Set code
1st
2nd
data
31h
05h
+1
31h
06h
+1
31h
11h
+1
31h
12h
+1
31h
13h
+1
31h
14h
+1
31h
21h
+1
32h
22h
+2
31h
23h
+1
31h
24h
+1
33h
31h
+3
33h
32h
+3
33h
33h
+3
33h
34h
+3
33h
35h
+3
33h
37h
+3
34h
38h
+4
34h
36h
+4
34h
3Ah
+4
31h
41h
+1
31h
42h
+1
Default code
1st
2nd
40h
05h
40h
06h
———
———
———
40h
14h
40h
21h
40h
22h
40h
23h
40h
24h
40h
31h
40h
32h
40h
33h
40h
34h
40h
35h
40h
37h
40h
38h
40h
36h
40h
3Ah
40h
41h
———
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RDP
TDP
GND
1
2
3
4
5
6
7
8
9
CD
RD
TD
DTR
GND
DSR
RTS
DTS
RI
Computer
Projector
1
2
3
4
5
6
7
8
9
D-sub 9pin
RS232C cable