Installation User guide
5-11
MLC 226 IP Series • SIS Programming and Control
PRELIMINARY
Command/response table for SIS commands (continued)
Command ASCII (Telnet)
(host to switcher)
URL Encoded (Web)
(host to switcher)
Response
(switcher to host)
Additional description
Set lamp hours status for 1 lamp
24
X20%
 *6S
X20%
%2A 6S Lhr* 
X20%
] X20% 
represents the fi ve-digit numeric 
value for elapsed lamp use hours, and it 
is used by script to determine the number 
sent in response to the “view lamp hours” 
command (6S).
24
 = The MLC responds with an E24 error 
(privilege violation) if the connected user is 
not logged in at administrator security level.
Set lamp hours status for 2 lamps
24
X20%
 * 
X20%
 *6S
X20%
%2A
X20%
%2A 6S Lhr* 
X20%
 * 
X20%]
View connection status 7S 7S
X21^]
This command lets you know whether 
the MLC’s scripts have determined if the 
display is still connected to the MLC.
X21^
 = 0 (disconnected), 1 (connected), or 2 
(unknown).
Set display connection status
24
X21^
 *7S
X21^
%2A 7S Pcs 
X21^]
This command is used to reset the 
projector/display connection status fl ag 
(
X21^
) used by scripts.
0 = projector not connected.
1 = projector is connected.
2 = undetermined status.
View power sensor status 8S 8S
X21#]
If the MLC is connected to an Extron Power 
Sensor that monitors the projector/display, 
this tells you whether the display is still 
powered on. 
X21#
 is as follows:
00 = power sensor is connected and is not 
sensing projector power.
01 = power sensor is connected and sensing 
projector power.
02 = sensor is disconnected or sensor is 
connected but sensitivity is too high.
View power sensor signal pin 
status
9S 9S
X21$]
Power sensor signal pin status (
X21$
):
00 = voltage is low.
01 = voltage is high
The response includes leading zeros.
View all voltage and 
temperature status
11S 11S
responses from commands 
12S•13S•14S•15S•16S•20S 
]
View all voltages and the MLC’s internal 
temperature at once.
View +12 V power supply 
voltage
12S 12S
+
X20^]
Display the operating voltage of the MLC’s 
power input. 
X20^
 = voltage in volts.










