Mitsubishi Electronics HL650U Projector User Manual


 
4
9) Password lock commands
The password lock commands control the password lock. The password lock enabling or disabling command
is sent with a 4 to 8-digit password comprised of any gures 1 to 4 added to the end of the data code. When
the password lock is enabled or disabled successfully, the projector sends a return command comprising the
data code, password, and “1” at the end. When enabling or disabling the password lock fails, it sends a return
command with “0” at the end. There is no recon rmation of the password. The password input command is for
enabling projection of image when password lock has been set to DISPLAY INPUT. The password input command
is sent with a 4 to 8-digit password comprised of any gures 1 to 4 at the end.
ITEM ASCII HEX VALUE
Password lock enabling/
disabling
PSLOCK
50h 53h 4Ch 4Fh 43h 4Bh 0**** (Disabling), 1**** (DISPLAY INPUT),
2**** (MENU ACCESS), 3**** (SPLASH ID SCREEN)
Password input PASS 50h 41h 53h 53h ****
**** is a 4 to 8-digit password comprised of any gures 1 to 4.
[Example] When enabling the password lock of DISPLAY INPUT (in the case that the password is 123412):
Sending commands
from the PC, etc.
Status code
from the projector
Description
30 30 50 53 4C 4F 43 4B 31 31 32 33 34 31 32 0D
‘0’ ‘0’ ‘P’ ‘S’ ‘L’ ‘O’ ‘C’ ‘K’ ‘1’ ‘1’ ‘2’ ‘3’ ‘4’ ‘1’ ‘2’ ‘
Command for enabling the
password lock of DISPLAY INPUT
30 30 50 53 4C 4F 43 4B 31 31 32 33 34 31 32 31 0D
‘0’ ‘0’ ‘P’ ‘S’ ‘L’ ‘O’ ‘C’ ‘K’ ‘1’ ‘1’ ‘2’ ‘3’ ‘4’ ‘1’ ‘2’ ‘1’ ‘
Response informing that the
projector succeeded in enabling the
password lock of DISPLAY INPUT
10)
Reading command diagram
The projectors operating status, such as POWER-ON/OFF and the currently selected input terminal, etc. can be
monitored.
ASCII HEX
Function Data (Receive) Function Data (Receive)
POWER ON vP 1 76h 50h 31h
POWER OFF vP 0 76h 50h 30h
INPUT COMPUTER 1 vI r1 76h 49h 72h 31h
INPUT COMPUTER 2 vI r2 76h 49h 72h 32h
INPUT DVI vI d1 76h 49h 64h 31h
INPUT VIDEO vI v1 76h 49h 76h 31h
INPUT S-VIDEO vI v2 76h 49h 76h 32h
POWER ON/OFF INPOSSIBLE vPK 0 76h 50h 4Bh 30h
POWER ON/OFF POSSIBLE vPK 1 76h 50h 4Bh 31h
NO SIGNAL SUPPLIED vSM 0 76h 53h 4Dh 30h
SIGNAL SUPPLIED vSM 1 76h 53h 4Dh 31h
Use the following commands to obtain the values of the items in the INFORMATION menu.
ITEM ASCII HEX VALUE
LAMP TIME (LOW) vLE 76h 4Ch 45h hhhhmm
RESOLUTION vRESO 76h 52h 45h 53h 4Fh HHHHxVVVV
VERTICAL FREQUENCY
vVFREQ
76h 56h 46h 52h 45h 51h
****.**
HORIZONTAL FREQUENCY
vHFREQ
76h 48h 46h 52h 45h 51h
****.**
SYNC. TYPE
vSYNCT
76h 53h 59h 4Eh 43h 54h
0 (NO SIGNAL), 3 (3wire), 4 (4wire),
5 (5wire), 6 (SCART)
“hhhh” and “mm” represent hours and minutes respectively.
“HHHH” and “VVVV” represent the horizontal and vertical resolutions respectively.
The PC sends the command without attaching the data code to it. On the other hand, the projector attaches to the
received command its current operating status as the data code and send it back to the PC.
[Example] When checking the currently selected input terminal (when the INPUT VIDEO is being selected):
Sending commands
from the PC, etc.
Status code
from the projector
Description
30 30 76 49 0D
‘0’ ‘0’ ‘v’ ‘l’ ‘
Command for checking the input
terminal
30 30 76 49 76 31 0D
‘0’ ‘0’ ‘v’ ‘l’ ‘v’ ‘1’ ‘
Check result (VIDEO)