Version 3.00 Feb. 2019
APPLICATION DEVELOPMENT GUIDE
CheckScanner
29
The setting information of a command is not reflected to
Quality property, QualityList property, DocumentWidth
property and DocumentHeight property.
The setting that is specified by command becomes valid on
execution of RetrieveImage or StoreImage.
The default value is CHK_DI_200 x 200.
Returned value One of the following is returned and stored in the ResultCode
property.
Value Meaning
OPOS_SUCCESS DirectIO succeeded.
OPOS_E_CLOSED The device is closed.
OPOS_E_NOTCLAIMED The device is not claimed.
OPOS_E_DISABLED The device is disabled.
OPOS_E_ILLEGAL The parameter is illegal.
Other Refer to the ResultCode item.
Requirement Open, Claim & Enable
16) CHK_DI_RECOVER_ERROR
Parameter Explanation
Command CHK_DI_RECOVER_ERROR
pData Not used. “0” is always entered.
pString Not used. Null character string is entered.
Explanation Recover from recoverable error.
When a printer is not in an error mode, the command has no
effect on the printer.
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