Command List; General Control Commands; Reading Commands; Status Read Commands - Mitsubishi Electric UL7400U Manual

Controlling the projector via rs-232c connection
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5.

Command list

5.1 General control commands

The general control commands are used for the basic operation setting of this projector. They may not be exe-
cuted while the signals are changed. The general control commands have no data codes. (When the commands
for input select are sent while the splash screen is being displayed, the splash screen is only canceled.)
ITEM
POWER ON
POWER OFF
INPUT COMPUTER 1
INPUT COMPUTER 2
INPUT HDMI
INPUT DVI
INPUT VIDEO
INPUT S-VIDEO
[Example]
When setting the input signal to COMPUTER 1. (Values enclosed in quotation marks are ASCII
codes.):
Command sent from the PC, etc.
'30' '30' '5F' '72' '31' '0D'
00_r1

5.2 Reading commands

5.2.1 Status read commands

The projector's operating status, such as POWER-ON/OFF and the currently selected input terminal, etc. can be monitored.
ITEM
POWER
INPUT
P-ON/OFF
ENABLED/DISABLED
SIGNAL INPUT

5.2.2 Read commands for items in INFORMATION menu

Use the following commands to obtain the values of the items in the INFORMATION menu.
ITEM
LAMP TIME (LOW)
SERIAL NUMBER
RESOLUTION
VERTICAL FREQUENCY
HORIZONTAL FREQUENCY
SYNC. TYPE
"hhhh" and "mm" represent hours and minutes respectively.
"HHHH" and "VVVV" represent the horizontal and vertical resolutions respectively.
"***.**" represents the vertical frequency (in Hz) or the horizontal frequency (in kHz).
Function
Character
ASCII code
!
21h
"
22h
_r1
5Fh 72h 31h
_r2
5Fh 72h 32h
_d1
5Fh 64h 31h
_d2
5Fh 64h 32h
_v1
5Fh 76h 31h
_v2
5Fh 76h 32h
'30' '30' '5F' '72' '31' '0D'
00_r1
Function
Character
ASCII
vP
76h 50h
vI
76h 49h
vPK
76h 50h 4Bh
vSM
76h 53h 4Dh
Function
Character
vLE
76h 4Ch 45h
vS/N
76h 53h 2Fh 4Eh
vRESO
76h 52h 45h 53h 4Fh
vVFREQ
76h 56h 46h 52h 45h 51h
vHFREQ
76h 48h 46h 52h 45h 51h
vSYNCT
76h 53h 59h 4Eh 43h 54h
This command is invalid for 150 seconds after the power is turned off.
This command is invalid for 1 minute after the power is turned on.
This command is not received during stand-by and BLANK.
This command is not received during stand-by and BLANK.
This command is not received during stand-by and BLANK.
This command is not received during stand-by and BLANK.
This command is not received during stand-by and BLANK.
This command is not received during stand-by and BLANK.
Status code returned
from the projector
Data (Receive)
Character
1
31h
0
30h
r1
72h 31h
r2
72h 32h
d1
64h 31h
d2
64h 32h
v1
76h 31h
v2
76h 32h
0
30h
1
31h
0
30h
1
31h
ASCII code
hhhhmm
******* (within 7 characters)
HHHHxVVVV
***.**
***.**
0 (NO SIGNAL), 1 (Invalid), 3 (3wire),
4 (4wire), 5 (5wire), 6 (SCART)
7
Note
Description
Command for setting the input signal
to COMPUTER 1
Command receipt confirmation
(Command echo back)
Status
ASCII
POWER ON
POWER OFF
INPUT COMPUTER 1
INPUT COMPUTER 2
INPUT HDMI
INPUT DVI
INPUT VIDEO
INPUT S-VIDEO
POWER ON/OFF
DISABLED
POWER ON/OFF
ENABLED
NO SIGNAL SUPPLIED
SIGNAL SUPPLIED
Data (Receive)

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