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                      00H : OFF
                      01H : ON
   DATA10 to DATA16  Reserved

Response (NAK): At the time of a failure
   A0H  BFH  00H  xxH  02H  DATA01  DATA02  CKS
                  (*2)                          

Checksum : (CKS)
This is lower ranking 8 bits of the sum total of the header and data 
portions of one transmit and receive data frame.

======================================================================
 5. Data Portion of Response
----------------------------------------------------------------------

* At the time of a success( ACK )

This returns ACK without adding data portion to the command that does 
not request data.
This returns ACK with adding data to the data portion for the command 
that requests data.

* At the time of a failure( NAK )

This adds a cause of not accepting the command to data portion to 
return it.

(Example) Power On

 Command:
  02H  00H  00H  00H  00H  CKS

Response:
  A2H  00H  01H  20H  02H  DATA01  DATA02  CKS

  +------------+------------+--------------------------------------+
  | DATA01     | DATA02     |                                      |
  |            | Error      |                                      |
  | Error types| description| Error contents                       |
  +------------+------------+--------------------------------------+
  |    00H     |    00H     | Unknown command                      |
  |    00H     |    01H     | The current model does not support   |
  |            |            | this function.                       |
  |    01H     |    00H     | Invalid values specified.            |
  |    01H     |    01H     | Specified terminal is unavailable or |
  |            |            | cannot be selected                   |
  |    02H     |    03H     | Setting not possible                 |
  |    02H     |    0DH     | Power Off inhibited                  |
  +------------+------------+--------------------------------------+

(10)

Summary of Contents for LV-7250

Page 1: ...rface Conditions Serial connection The communications method conforms to the RS 232C standard Baud rate 19200 bps Data length 8 bits Parity bit No parity Stop bits 1 bit Communications mode Full duple...

Page 2: ...sion Not supported Availability by Model Command Name 01 02 001 POWER ON 002 POWER OFF 003 INPUT SELECT RGB 5 004 INPUT SELECT VIDEO 005 INPUT SELECT S VIDEO 006 NO SHOW ON 007 NO SHOW OFF 008 SOUND M...

Page 3: ...ATA02 Error description For more information see 5 Data Portion of Response Supplement This command will fail during switching input signal NAK will be returned The projector doesn t accept the other...

Page 4: ...type DATA02 Error description For more information see 5 Data Portion of Response 005 INPUT SELECT S VIDEO Function This command switches the input terminal to S VIDEO Command 02H 03H 00H 00H 02H 01H...

Page 5: ...H CKS 2 Response NAK At the time of a failure A2H 11H 01H xxH 02H DATA01 DATA02 CKS 2 Data portion Description DATA01 Error type DATA02 Error description For more information see 5 Data Portion of Res...

Page 6: ...e A2H 14H 01H xxH 02H DATA01 DATA02 CKS 2 Data portion Description DATA01 Error type DATA02 Error description For more information see 5 Data Portion of Response Supplement This is available only duri...

Page 7: ...nd 02H OSD DATA2 can be specified only for On DATA02 Mute Control 00H Off 01H On Response ACK At the time of a success 22H 1AH 01H xxH 01H DATA01 CKS 2 Data Portion Contents DATA01 Results 00H Normal...

Page 8: ...00H 00H 05H 05H 00H 00H 0AH 00H 27H 014 BASE MODEL TYPE REQUEST Function This command acquires the projector type Command 00H BFH 00H 00H 01H 00H C0H Response ACK At the time of a success 20H BFH 00H...

Page 9: ...e 1 01H 1 02H 2 03H 3 04H 4 05H 5 Other Not Support DATA05 Select source input type 2 01H COMPUTER RGB 02H VIDEO 03H S VIDEO 04H COMPONENT 05H Reserved 06H DIGITAL 07H VIEWER 08H SLOT1 09H SLOT2 0AH S...

Page 10: ...ta This returns ACK with adding data to the data portion for the command that requests data At the time of a failure NAK This adds a cause of not accepting the command to data portion to return it Exa...

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