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3M™ Digital Projector X31/X36/X46

Response code / Error code

KVKRZVKH[DGHFLPDO

7KHFRQQHFWLRQ,'LVDWWDFKHGIRUWKH7&3VUHVSRQVHHUURUFRGHVDUH

XVHG7KHFRQQHFWLRQ,'LVVDPHDVWKHVHQGLQJFRPPDQGIRUPDW

(1) ACK reply : 06h + ××h (îîKFRQQHFWLRQ,')

(2) NAK reoly : 15h + ××h

(3) Error reply : 1Ch + 0000h + ××h

(4) Data reply : 1Dh + xxxxh + ××h

(5) Authentication error reply : 1Fh + 0400h + ××h

(6) Projector busy reply: 1Fh + ××××h + ××h

:KHQWKHSURMHFWRULVWRREXV\WRUHFHLYHVWKHFRPPDQGWKHSURMHFWRU

returens the error code.

In such a case, check the sending code and send the same command again.

Automatic Connection Break

7KH7&3FRQQHFWLRQZLOOEHDXWRPDWLFDOO\GLVFRQQHFWHGDIWHUWKHUHLVQR

communication for 30 seconds after being established.

Authentication

7KHSURMHFWRUGRHVQRWDFFHSWFRPPDQGVZLWKRXWDXWKHQWLFDWLRQVXFFHVV

ZKHQDXWKHQWLFDWLRQLVHQDEOHG7KHSURMHFWRUXVHVDFKDOOHQJHUHVSRQVHW\SH

DXWKHQWLFDWLRQZLWKDQ0'0HVVDJH'LJHVWDOJRULWKP:KHQWKHSURMHFWRULV

XVLQJD/$1DUDQGRPE\WHVZLOOEHUHWXUQHGLIDXWKHQWLFDWLRQLVHQDEOHG%LQG

this received 8 bytes and the authentication password and digest this data with

WKH0'DOJRULWKPDQGDGGWKLVLQIURQWRIWKHFRPPDQGVWRVHQG

)ROORZLQJLVDVDPSOHLIWKHDXWKHQWLFDWLRQSDVVZRUGLVVHWWR³SDVVZRUG´DQGWKH

UDQGRPE\WHVDUH³DIF´

1) 6HOHFWWKHSURMHFWRU

 5HFHLYHWKHUDQGRPE\WHV³DIF´IURPWKHSURMHFWRU

 %LQGWKHUDQGRPE\WHV³DIF´DQGWKHDXWKHQWLFDWLRQSDVVZRUG

³SDVVZRUG´DQGLWEHFRPHV³DIFSDVVZRUG´

 'LJHVWWKLVELQG³DIFSDVVZRUG´ZLWK0'DOJRULWKP

 ,WZLOOEH³HGDGIIDEFHIGEGH´

 $GGWKLV³HGDGIIDEFHIGEGH´LQIURQWRIWKHFRPPDQGVDQG

send the data.

 6HQG³HGDGIIDEFHIGEGH´FRPPDQG

 :KHQWKHVHQGLQJGDWDLVFRUUHFWWKHFRPPDQGZLOOEHSHUIRUPHGDQGWKH

UHSO\GDWDZLOOEHUHWXUQHG2WKHUZLVHDQDXWKHQWLFDWLRQHUURUZLOOEHUHWXUQHG

NOTE$VIRUWKHWUDQVPLVVLRQRIWKHVHFRQGRUVXEVHTXHQWFRPPDQGV

the authentication data can be omitted when the same connection.

Command Control via the Network (continued)

3M X46 User Manual

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