Hitachi CP-X809W Home Theater System User Manual


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8
RS-232C Communication (continued)
Requesting projector status (Get command)
6HQGWKHUHTXHVWFRGH+HDGHU&RPPDQGGDWDµ+¶µ+¶W\SH
E\WHVµ+¶µ+¶IURPWKHFRPSXWHUWRWKHSURMHFWRU
7KHSURMHFWRUUHWXUQVWKHUHVSRQVHFRGHµ'+¶GDWDE\WHVWRWKHFRPSXWHU
Changing the projector settings (Set command)
6HQGWKHVHWWLQJFRGH+HDGHU&RPPDQGGDWDµ+¶µ+¶W\SHE\WHV
VHWWLQJFRGHE\WHVIURPWKHFRPSXWHUWRWKHSURMHFWRU
7KHSURMHFWRUFKDQJHVWKHVHWWLQJEDVHGRQWKHDERYHVHWWLQJFRGH
7KHSURMHFWRUUHWXUQVWKHUHVSRQVHFRGHµ+¶WRWKHFRPSXWHU
Using the projector default settings (Reset Command)
7KHFRPSXWHUVHQGVWKHGHIDXOWVHWWLQJFRGH+HDGHU&RPPDQGGDWD
µ+¶µ+¶W\SHE\WHVµ+¶µ+¶WRWKHSURMHFWRU
7KHSURMHFWRUFKDQJHVWKHVSHFL¿HGVHWWLQJWRWKHGHIDXOWYDOXH
7KHSURMHFWRUUHWXUQVWKHUHVSRQVHFRGHµ+¶WRWKHFRPSXWHU
Increasing the projector setting value (Increment command)
7KHFRPSXWHUVHQGVWKHLQFUHPHQWFRGH+HDGHU&RPPDQGGDWD
µ+¶µ+¶W\SHE\WHVµ+¶µ+¶WRWKHSURMHFWRU
7KHSURMHFWRULQFUHDVHVWKHVHWWLQJYDOXHRQWKHDERYHVHWWLQJFRGH
7KHSURMHFWRUUHWXUQVWKHUHVSRQVHFRGHµ+¶WRWKHFRPSXWHU
Decreasing the projector setting value (Decrement command)
7KHFRPSXWHUVHQGVWKHGHFUHPHQWFRGH+HDGHU&RPPDQGGDWD
µ+¶µ+¶W\SHE\WHVµ+¶µ+¶WRWKHSURMHFWRU
7KHSURMHFWRUGHFUHDVHVWKHVHWWLQJYDOXHRQWKHDERYHVHWWLQJFRGH
7KHSURMHFWRUUHWXUQVWKHUHVSRQVHFRGHµ+¶WRWKHFRPSXWHU
When the projector cannot understand the received command
:KHQWKHSURMHFWRUFDQQRWXQGHUVWDQGWKHUHFHLYHGFRPPDQGWKHHUURUFRGHµ+¶
LVVHQWEDFNWRWKHFRPSXWHU
6RPHWLPHVWKHSURMHFWRUFDQQRWSURSHUO\UHFHLYHWKHFRPPDQG,QVXFKD
FDVHWKHFRPPDQGLVQRWH[HFXWHGDQGWKHHUURUFRGHµ+¶LVVHQWEDFNWRWKH
FRPSXWHU,IWKLVHUURUFRGHLVUHWXUQHGVHQGWKHVDPHFRPPDQGDJDLQ
When the projector cannot execute the received command.
:KHQWKHSURMHFWRUFDQQRWH[HFXWHWKHUHFHLYHGFRPPDQGWKHHUURUFRGHµ&+¶
µ[[[[+¶LVVHQWEDFNWRWKHFRPSXWHU:KHQWKHGDWDOHQJWKLVJUHDWHUWKDQ
LQGLFDWHGE\WKHGDWDOHQJWKFRGHWKHSURMHFWRULJQRUHWKHH[FHVVGDWDFRGH
&RQYHUVHO\ZKHQWKHGDWDOHQJWKLVVKRUWHUWKDQLQGLFDWHGE\WKHGDWDOHQJWK
FRGHDQHUURUFRGHZLOOEHUHWXUQHGWRWKHFRPSXWHU
NOTE2SHUDWLRQFDQQRWEHJXDUDQWHHGZKHQWKHSURMHFWRUUHFHLYHVDQ
XQGH¿QHGFRPPDQGRUGDWD
3URYLGHDQLQWHUYDORIDWOHDVWPVEHWZHHQWKHUHVSRQVHFRGHDQGDQ\RWKHUFRGH
7KHSURMHFWRURXWSXWVWHVWGDWDZKHQWKHSRZHUVXSSO\LVVZLWFKHG21DQGZKHQWKH
ODPSLVOLW,JQRUHWKLVGDWD
&RPPDQGVDUHQRWDFFHSWHGGXULQJZDUPXS
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