Christie DS Series Service Manual page 116

3. Response code / Error code
(1) ACK reply: 06h
When the projector receives the Set, Increment, Decrement or Execute
command correctly, the projector changes the setting data for the speci�ed
item by [Type], and it returns the code.
(2) NAK reply: 15h
When the projector cannot understand the received command, the projector
returns the error code.
In such a case, check the sending code and send the same command again.
(3) Error reply: 1Ch + 0000h
When the projector cannot execute the received command for any reasons,
the projector returns the error code.
In such a case, check the sending code and the setting status of the projector.
(4) Data reply: 1Dh + xxxxh
When the projector receives the GET command correctly, the projector returns
the response code and 2 bytes of data.
NOTE • For connecting the projector to your devices, read the manual for
each devices, and connect them correctly with suitable cables.
• Operation cannot be guaranteed when the projector receives an unde�ned
command or data.
• Provide an interval of at least 40ms between the response code and any other
code.
• The projector outputs test data when the power supply is switched ON, and
when the light source is lit. Ignore this data.
• Commands are not accepted during warm-up.
• When the data length is greater than indicated by the data length code, the
projector ignore the excess data code. Conversely when the data length is
shorter than indicated by the data length code, the projector returns the error
code to the computer.
LWU900-DS/LHD878-DS/LWU755-DS
User's Manual - Technical
nued) Command Control via the Network
Command Control via the Network
When the projector connects network, the projector can be controlled with RS-
232C commands from the computer with web browser.
For details of RS-232C commands, refer to RS-232C Communication /
�ed
Network command table.
ector
NOTE • If data is transferred using wireless and wired LAN at the same time,
the projector may not be able to process the data correctly.
again.
ons,
Connection
ojector. Turn o� the projector and the computer.
1.
returns
If you use wired LAN, connect the projector's LAN or HDBaseT
2.
the computer's LAN or HDBaseT port with a LAN cable. Use the cable that
ful� lls the speci� cation shown in � gure. If you use wireless LAN, insert the USB
or wireless adapter into the WIRELESS port of the projector.
Turn the computer on, and after the computer has started up turn the
3.
ed
projector on.
other
and
he
s
rror
v. 1 (12-2018) LWU900-DS/LHD878-DS/LWU755-DS
Series TECH User's Manual - Technical
LWU900-DS/LHD878-DS/LWU755-DS
Service Manual
LWU900-DS / LHD878-DS / LWU755-DS
RS-232C Communication (continued)
("h" shows hexadecimal)
19
USB wireless adapter
WIRELESS port
LAN
LAN or
HDBaseT port
• LAN cable (CAT-5e or greater)
or
• For HDBaseT connection
- CAT-5e or greater
- shielded type (connectors included)
- straight cable
- single cable
20
Command Control via the Network
Command Control via the Network
When the projector connects network, the projector can be controlled with RS-
232C commands from the computer with web browser.
For details of RS-232C commands, refer to RS-232C Communication /
Network command table.
NOTE • If data is transferred using wireless and wired LAN at the same time,
the projector may not be able to process the data correctly.
Connection
1.
2.
ful�lls the speci�cation shown in �gure. If you use wireless LAN, insert the USB
wireless adapter into the WIRELESS port of the projector.
3.
020-001583-01 Rev. 1 (12-2018) LWU900-DS/LHD878-DS/LWU755-DS
LIT MAN USR DS Series TECH User's Manual - Technical
TM port to
020-001583-01 Rev. 1 (12-2018)
LIT MAN USR DS Series TECH
115
Turn o� the projector and the computer.
If you use wired LAN, connect the projector's LAN or HDBaseT
the computer's LAN or HDBaseT port with a LAN cable. Use the cable that
Turn the computer on, and after the computer has started up turn the
projector on.
WIRELESS port
LAN
LAN or
HDBaseT port
• LAN cable (CAT-5e or greater)
or
• For HDBaseT connection
- CAT-5e or greater
- shielded type (connectors included)
- straight cable
- single cable
20
020-001586-01 Rev. 1 (02-2021)
LIT MAN SERV DS Series
TM
port to
USB wireless adapter
020-001583-01 Rev. 1 (12-2018)
LIT MAN USR DS Series TECH