Mitsubishi Electronics UD8850U ユーザーズマニュアル

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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
Function
Data (Receive)
Character
ASCII code
LAMP 1 TIME (LOW)
vLE1L
76h  4Ch  45h  31h  4Ch
hhhhmm
LAMP 2 TIME (LOW)
vLE2L
76h  4Ch  45h  32h  4Ch
hhhhmm
LAMP illuminating status 
(an icon displayed at 
the right of the lamp 
operating time)
vLST
76h  4C  53h  54h
ab
The following value is entered in a and b.
0 (Off), 1 (On), 2 (Error)
NEXT LAMP RELAY
vNLR
76h  4Eh  4Ch  52h
dhh
FILTER TIME
vFLTT
76h  46h  4Ch  54h  54h
hhhhh
SERIAL NUMBER
vS/N
76h  53h  2Fh  4Eh
*******(within 7 characters)
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), 1 (Invalid), 3 (3wire), 
4 (4wire), 5 (5wire), 6 (SCART) 
“hhhh” and “mm” represent hours and minutes respectively. 
“d” and “hh” represent days and hours respectively.
“a” and “b” represent the lamp illuminating status of the LAMP 1 and LAMP 2 respectively.
“hhhh” represents the operating time.
“HHHH” and “VVVV” represent the horizontal and vertical resolutions respectively. 
“***.**” represents the vertical frequency (in Hz) or the horizontal frequency (in kHz). 
5.2.3  Read commands for other information
Use the following commands to obtain other information. 
ITEM
Function
Data (Receive)
Character
ASCII code
Model name
vMDL
76h  4Dh  44h  4Ch
****************(within 16 characters)
Contact control
vRMT
76h  52h  4Dh  54h
0 (Normal operation)
1 (Contact control)
Input source
vSOUCE
76h  53h  4Fh  55h  43h  45h
r1 r2 v1 v2 d1 d2 d3 (UD8900U)
r1 r2 v1 v2 d1 d2      (UD8850U)
Projector status
vST
76h  53h  54h
0 (Stand-by mode), 
1  (Within 1 minute after POWER-ON (warm-up mode)),
2  (POWER-ON mode (including state of warning)), 
3 (Cooling mode), 
4  (Abnormal state (including shutdown due to an error)),
5  (State of functioning (menu display, dialog display, 
BLANK, SPLIT, FREEZE, etc.)), 
6 (Awaiting password entry)
Error status
vER
76h  45h  52h
Reading of the error status data (3 digits, 
hexadecimal numbers, total 9 bits)
(MSB) xb1, xb2... xb8, xb9, 0, 0, 0 (LSB)
xb1(800): Fan error
xb2(400): Lamp error (The lamp goes out or does not 
light.)
xb3(200): Lamp warning 1 (The lamp life has 
expired.)
xb4(100): Lamp warning 2 (The lamp life is expiring.)
xb5(080): Temperature error
xb6(040): The temperature warning is being 
indicated.
xb7(020): Lamp cover open error
xb8(010): Filter/filter cover open error
xb9(008): States of other component abnormality
When only one error occurs, value shown in 
parentheses is returned.
When multiple errors occur at the same time, the 
bits of all the occurred error are set.
Example)
C00: When fan error and lamp error occur at the 
same time
180: When lamp warning 2 and temperature error 
occur at the same time
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.