Command List - Mitsubishi Electric XD221U Service Manual

4. Command list

4.1 Operation commands
The operation commands are used for the basic operation setting of this projector. They may not be executed
while the signals are changed. The operation 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 _r1
INPUT COMPUTER 2 _r2
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
4.2 Reading command diagram
The projectors operating status, such as POWER-ON/OFF and the currently selected input terminal, etc. can be
monitored.
ITEM
POWER ON
POWER OFF
INPUT COMPUTER 1
INPUT COMPUTER 2
INPUT VIDEO
INPUT S-VIDEO
POWER ON/OFF IMPOSSIBLE
POWER ON/OFF POSSIBLE
NO SIGNAL SUPPLIED
SIGNAL SUPPLIED
Use the following commands to obtain the values of the items in the INFORMATION menu.
ITEM
LAMP TIME (LOW)
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
! 21h
" 22h
5Fh 72h 31h This command will not be executed in Stand-by mode or when the MUTE is executed.
5Fh 72h 32h This command will not be executed in Stand-by mode or when the MUTE is executed.
_v1 5Fh 76h 31h This command will not be executed in Stand-by mode or when the MUTE is executed.
_v2 5Fh 76h 32h This command will not be executed in Stand-by mode or when the MUTE is executed.
'30' '30' '5F' '72' '31' '0D'
00_r1
Character
Function
vP
vP
vI
vI
vI
vI
vPK
vPK
vSM
vSM
Function
Character
vLE 76h 4Ch 45h
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 1 minute after the power is turned off.
This command is invalid for 1 minute after the power is turned on.
Status code returned
from the projector
Data (Receive) Function
1 76h 50h
0 76h 50h
r1 76h 49h
r2 76h 49h
v1 76h 49h
v2 76h 49h
0 76h 50h 4Bh
1 76h 50h 4Bh
0 76h 53h 4Dh
1 76h 53h 4Dh
ASCII
hhhhmm
HHHHxVVVV
***.**
***.**
0 (NO SIGNAL), 1 (Invalid), 3 (3wire),
4 (4wire), 5 (5wire), 6 (SCART)
5
Note
Description
Command for setting the input signal to
COMPUTER 1
Command receipt confirmation
(Command echo back)
ASCII
Data (Receive)
31h
30h
72h 31h
72h 32h
76h 31h
76h 32h
30h
31h
30h
31h
Data (Receive)