The following 2 kinds of connection methods are available for sending
and receiving control commands.
1. Serial connection using the serial port on the projector
A serial cable is required.
1/52
2. LAN connection using the LAN port on the projector
A LAN cable is required.
Status of supported connection
+---------------------------+------------+--------------+
| | (1) | (2) |
| | Serial | Wired |
| | port | LAN port |
+---------------------------+------------+--------------+
| LV-7245/7240 | | |
| LV-7255/7250 | Yes | No |
| LV-7265/7260 | | |
| LV-7365 | | |
+---------------------------+------------+--------------+
| LV-7375/7370/ | | |
| 7275/8300 | | |
| LV-7385/7380/ | Yes | Yes |
| 7285/7280/ | | |
| 8310/8215 | | |
+---------------------------+------------+--------------+
Yes: Supported
No : Not supported
* The serial cable and LAN cable are separately sold.
( CAUTION ) (!1)
Before making connections, be sure to select [Normal] for [Standby mode].
Setting method : From the projector's menu, select [Setup] --> [Options(2)] -->
[Standby mode] --> [Normal].
Supplement:
(!1) LV-7375/7300/7275/8300/7385/7380/7285/7280/8310/8215 only
1
2 To TxD of PC
3 To RxD of PC
4
5 To GND of PC
6
7 To CTS of PC
8 To RTS of PC
9
LAN connection(!1)
---------------------------------------------------------------------[ Wired LAN port ]
LAN interface
Communication speed : Auto setting (10/100Mbps)
Certified standard : IEEE802.3 (10BASE-T)
IEEE802.3u (100BASE-TX, Auto-Negotiation)
A LAN connector (8 male RJ-45 connector)
1 TD+ Transmit data (+)
2 TD- Transmit data (-)
3 RD+ Receive data (+)
4 Not used
5 Not used
6 RD- Receive data (-)
7 Not used
8 Not used
3/52
[Port Number]
The TCP port number used is "7142".
Supplement:
(!1) LV-7385/7380/7285/7280/8310/8215/7375/7370/7275/8300 only
---------------------------------------------------------------------Description of Terms:
(*1) Control ID
This refers to the Control ID.
Model Name : LV—7385/7380/7285/7280/8310/8215/7375/7370/7275/8300/7365/7265/7260/X7
(*2) Model code : "xxH" inscription
In case of LV series 40H
(*3) Checksum : "CKS" inscription
This is the value of the lower 1 byte (8 bits) of the resulting amount from
adding all the data up to the immediately preceding data in terms of bytes.
Example)
20H 81H 01H 60H 01H 00H CKS
(*4) Response error number
This is the value of the error number at the time of an error.
See "NAK" of "6. Table of Response Error Codes".
(*5) Term "RGB", "DVI" and "COMPUTER"
The term "RGB connector" and "DVI connector" have been changed to
"COMPUTER".
001. POWER ON
**********************************************************************
Function:
This command switches on the main power of the projector.
Command:
02H 00H 00H 00H 00H 02H
Response : At the time of a success
22H 00H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 00H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
7/52
The projector does not accept the other command during power on
processing.
002. POWER OFF
**********************************************************************
Function:
This command switches off the main power of the projector.
Command:
02H 01H 00H 00H 00H 03H
Response : At the time of a success
22H 01H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 01H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
-This command will fail during switching input signal. (NAK will be returned)
-The projector doesn't accept the other command during power
off processing. (It contains a cooling period.)
003. INPUT SELECT COMPUTER (*5)
**********************************************************************
Function:
This command switches the input terminal or input signal to RGB (*5).
Command:
02H 03H 00H 00H 02H 01H DATA01 CKS
(*3)
Data Portion Contents
------------------------------------------------------------------ DATA01 Terminal number
+----------------+-----------------------------------------+-----+-----+-----+
| Terminal | Terminal | | | |
| number | name |( 1)|( 2)|( 3)|
+----------------+-----------------------------------------+-----+-----+-----+
| 01H | Computer(*5) | * | x | x |
| 01H | Computer1(*5) | x | * | * |
| 02H | Computer2(*5) | x | * | x |
| 02H | Computer2(Analog) (*5) | x | x | * |
8/52
| 1AH | Computer2(Digital)(*5) | x | x | * |
+----------------+-----------------------------------------+-----+-----+-----+
* : Supported
x : Not supported
00H : Normal
FFH : Error (Signal select was not executed)
Response : At the time of a failure
A2H 03H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
004. INPUT SELECT VIDEO
**********************************************************************
Function:
This command switches the input terminal or input signal to VIDEO.
Command:
02H 03H 00H 00H 02H 01H 06H 0EH
Response : At the time of a success
22H 03H 01H xxH 01H DATA01 CKS
(*1) (*2) (*3)
00H : Normal
FFH : Error (Signal select was not executed)
Response : At the time of a failure
A2H 03H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
9/52
005. INPUT SELECT S-VIDEO
**********************************************************************
Function:
This command switches the input terminal or input signal to S-VIDEO.
Command:
02H 03H 00H 00H 02H 01H 0BH 13H
Response : At the time of a success
22H 03H 01H xxH 01H DATA01 CKS
(*1) (*2) (*3)
00H : Normal
FFH : Error (Signal select was not executed)
Response : At the time of a failure
A2H 03H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
006. BLANK ON (NO SHOW ON)
**********************************************************************
Function:
This command mutes a picture.
Command:
02H 10H 00H 00H 00H 12H
Response : At the time of a success
22H 10H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 10H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
* BLANK function (Picture Mute) is cancelled for the following:
Input connector switching
Video signal switching
10/52
007. BLANK OFF (NO SHOW OFF)
**********************************************************************
Function:
This command cancels the picture muting.
Command:
02H 11H 00H 00H 00H 13H
Response : At the time of a success
22H 11H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 11H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
008. SOUND MUTE ON
**********************************************************************
Function:
This command mutes the sound.
Command:
02H 12H 00H 00H 00H 14H
Response : At the time of a success
22H 12H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 12H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
* Sound mute is cancelled for the following:
Input connector switching
Video signal switching
Volume adjustment
009. SOUND MUTE OFF
**********************************************************************
Function:
This command cancels the sound muting.
Command:
02H 13H 00H 00H 00H 15H
11/52
Response : At the time of a success
22H 13H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 13H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
010. ONSCREEN MUTE ON
**********************************************************************
Function:
This command mutes the on-screen display.
Command:
02H 14H 00H 00H 00H 16H
Response : At the time of a success
22H 14H 01H xxH 00H CKS
(*1) (*2) (*3)
Response : At the time of a failure
A2H 14H 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
* This is available only during on-screen display.
011. LAMP INFORMATION REQUEST
**********************************************************************
Function:
This command acquires the lamp information of projector.
Command:
03H 8CH 00H 00H 00H 8FH
Response : At the time of a success
23H 8CH 01H xxH 10H DATA01 to DATA16 CKS
(*1) (*2) (*3)
Data Portion Contents
------------------------------------------------------------------ DATA01 to 04 Lamp counter (Normal mode) (second)
DATA05 to 08 Reserved
DATA09 to 12 Lamp Use Warning Starting Time (Normal mode) (second)
12/52
DATA13 to 16 Lamp Use Prohibited Time (Normal mode) (second)
Response : At the time of a failure
A3H 8CH 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
Supplement:
Example for acquiring remaining lamp time
(in terms of Normal mode values)
Lamp remaining time (in terms of Normal mode values)
= (7200000 - 10800) / 3600 = 1997 hour
012. MUTE CONTROL
**********************************************************************
Function:
This command controls the mute of picture, sound and on-screen.
014. BASE MODEL TYPE REQUEST
**********************************************************************
Function:
This command acquires the projector type.
Command:
00H BFH 00H 00H 01H 00H C0H
Response : At the time of a success
20H BFH 01H xxH 10H DATA01 to DATA16 CKS
(*1) (*2) (*3)
Data Portion Contents
------------------------------------------------------------------ DATA01 00H fixed
DATA02 to 03 Projector type
See DATA13 to 14
DATA04 to 12 Model name (NULL termination character string)
DATA13 to 14 Projector type
+-------------+-------------+-------------+-------------+---------------- DATA15 to 16 Reserved
Response : At the time of a failure
A0H BFH 01H xxH 02H DATA01 DATA02 CKS
(*1) (*2) (*4) (*3)
015. PROJECTOR INFORMATION REQUEST
**********************************************************************
Function:
This command acquires basic operation states of projector.
Command:
00H BFH 00H 00H 01H 02H C2H
Response : At the time of a success
20H BFH 01H xxH 10H DATA01 to DATA16 CKS
(*1) (*2) (*3)
00H : Idle
04H : Power On
05H : Cooling
06H : Idle(Error Standby)
Other : Not Supported
Other than above : (nondisclosure)
internal use of code during a state transition period
DATA03 Indicate Contents
00H : Picture signal displaying
01H : No Signal
02H : Viewer displaying
03H : Test Pattern displaying
04H : LAN displaying
05H : Test Pattern (User) displaying
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