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APPENDIX
6) Warning commands
Read the past warning data. The personal computer doesn’t attache the data code onto the warning commands to
send. On the other hand, the projector which has received a command, attach the warning data as the data code
to reply.
[Example 1]
The fan was down when the power was ON and the past data of the warning was confirmed.
Sending commands Status code from Meaning
from the PC etc. projector
30 30 45 70 OD Commnd for confirm past data
'0' '0' 'E' 'p' '
'
30 30 45 70 38 32 30 30 30 30 0D
Warning command (Fan is stopped when
'0' '0' 'E' 'p' '8' '2' '0' '0' '0' '0' '
' the power is ON) carried out
The past data
Ep* (* is 6 digits, hexadecimal notation)
*=(MBS)b1,b2,b3,b4,b5,b6,b7,b8, b9, b10, b11, b12, b13, b14, b15, b16, b17, b18, b19, b20, b21, 000(LSB)
b1=Operation time (during boot up '0' / when the power is ON, '1')
b2=Standby power short
b3=Switch power short
b4=0
b5=0
b6=0
b7=The fan is stopped.
b8=The lamp cover is not closed.
b9=The filter cover is not closed.
b10=The temperature sensor is off (Exausting fan)
b11=The temperature sensor is off (The lamp)
b12=Communication error between microcomputer
b13=Communication error between microcomputer (Parallel bus)
b14=Abnormal temperature (the lamp)
b15=Abnormal temperature (outside)
b16=Abnormal temperature (LCD)
b17=The lamp is not illuminating.
b18=Confirmation mode for the operating status
b19=0
b20=0
b21= The life of a lamp
ASCII HEX
past data Ep 45h 70h
clear past data Ec 45h 63h
7) Reading command diagram
Monitor projector operation status. The power ON, OFF and input terminal settings 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 RGB vI r1 76h 49h 72h 31h
INPUT VIDEO vI v1 76h 49h 76h 31h
INPUT CARD vI c1 76h 49h 63h31h
*: '8' '2' '0' '0' '0' '0' mean the numbers as shown below
Bit
ASCII
HEX
b1 b2 b3 b4
1000
8
b5 b6 b7 b8
0010
2
b9
b10 b11 b12
0000
0
b13 b14 b15 b16
0000
0
b17 b18 b19 b20
0000
0
b21
000
0000
0
b1=1 (The power is ON), b7=1 (The fan is stopped), Other=0