M�ch b?n c�c b??c s? d?ng scanner khi c�i ??t v� s? d?ng ch�ng tr�n Ubuntu, c�ng c�ch x? l� c�c scanner ch?a ???c Ubuntu h? tr?.
Ki?m tra scanner
Mu?n x�c ??nh scanner c� ???c Ubuntu h? tr? hay ch?a, b?n th?c hi?n theo m?t trong ba c�ch:
C�ch 1. C?m d�y c�p n?i thi?t b? v�o m�y t�nh, th??ng l� c?ng USB. Sau ?�, ch?y ch??ng tr�nh scan tr�n Ubuntu c� t�n XSane.
N?u m�n h�nh ch�nh c?a XSane xu?t hi?n m� kh�ng c� th�ng b�o l?i, m�y scan c?a b?n ?� ???c Ubuntu h? tr?. Khi ?�, b?n ??n ngay ph?n 2 ?? b?t ??u s? d?ng m�y scan.
Ng??c l?i, n?u c� th�ng b�o l?i, th??ng l� ?No devices available? th� b?n c?n ??n ph?n 3 ?? ti?n h�nh c�c b??c c�i ??t driver.
C�ch 2. M?t c�ch kh�c, r� r�ng h?n, b?n truy c?p v�o ??a ch? https://wiki.ubuntu.com/HardwareSupportComponentsScanners, ch?n nh� s?n xu?t thi?t b? t??ng ?ng nh? Canon, Dell, HP..., sau ?� k�ch v�o li�n k?t t??ng ?ng ?? t�m xem thi?t b? scanner c?a m�nh c� thu?c v�o danh s�ch ???c Ubuntu h? tr? s?n hay kh�ng. N?u c�, b?n ??n ngay ph?n 2 ?? b?t ??u v?i m�y scan c?a m�nh.
C�ch 3. N?u m�y scan c?a b?n kh�ng c� trong danh s�ch ???c Ubuntu h? tr?, b?n truy c?p v�o ??a ch? www.sane-project.org/sane-backends.html ?? xem danh s�ch c�c m�y scan ???c SANE (Scanner Access Now Easy) h? tr?. SANE l� m?t d? �n cung c?p h?u h?t c�c driver cho thi?t b? scanner tr�n Ubuntu.
N?u thi?t b? c?a b?n thu?c danh s�ch n�y, b?n c?n c�i ??t driver nh? sau:
+ C?p nh?t danh s�ch ph?n m?m h? th?ng: root@hdhhac-desktop:~# apt-get update
+ C�i ??t th? vi?n libsane-extras b?ng c�ch s? d?ng ch??ng tr�nh Synaptic, ho?c g� l?nh sau:
root@hdhhac-desktop:~# apt-get install libsane-extras
L?nh n�y s? c�i ??t c�c driver d�nh cho m�y scan ???c d? �n SANE h? tr?.
+ M? file /etc/sane.d/dll.conf ?? xem thi?t b? scanner c?a m�nh ?� c� trong danh s�ch li?t k� hay ch?a: root@hdhhac-desktop:~# vim /etc/sane.d/dll.conf
N?u ngay tr??c d�ng t??ng ?ng v?i t�n m�y scan c?a m�nh c� d?u ch� th�ch (#), b?n c?n x�a d?u n�y ?i ?? k�ch ho?t driver t??ng ?ng v?i thi?t b? c?a m�nh.
+ ??n ?�y, b?n m? ch??ng tr�nh XSane v� b?t ??u s? d?ng m�y scan v?i driver v?a ???c c�i ??t.
S? d?ng m�y scan
B?n c?n s? d?ng ph?n m?m t??ng t�c v?i m�y scan ?? c� ???c c�c h�nh ?nh nh? mong mu?n. Tr�n Ubuntu, m?i ng??i th??ng s? d?ng XSane ?? ph?c v? cho m?c ?�ch n�y. Ph?n m?m n�y s? d?ng SANE-library ?? giao ti?p v?i c�c m�y scan. Tuy c� h? tr? camera v� c�c thi?t b? video v?i nh?ng t�c v? c? b?n, nh?ng XSane ???c thi?t k? v?i m?c ?�ch ch�nh l� d�nh cho m�y scan.
V?i XSane, b?n c� th? d? d�ng sao ch�p c�c trang v?n b?n, sau ?� l?u tr? d??i d?ng h�nh ?nh v� th?c hi?n c�c thao t�c fax ho?c chuy?n qua email. B?n c� th? s? d?ng XSane ?? l?u tr? h�nh ?nh thu ???c ? d?ng multi-page documents ch? kh�ng ch? l� nh?ng h�nh ?nh ri�ng bi?t. C?n ??n v?i website http://XSane.org ?? tham kh?o ??y ?? th�ng tin v? ch??ng tr�nh h? tr? scan h?u �ch n�y.
?? scan m?t trang t�i li?u, b?n ti?n h�nh c�c b??c nh? sau:
1. ??t trang t�i li?u v�o trong m�y scan.
2. Kh?i ch?y XSane b?ng c�ch v�o menu Applications -> Graphics -> XSane Image Scanner. B?n c?ng c� th? b?m v�o n�t Scan ngay tr�n m�y scan ?? th?c hi?n thao t�c n�y.
3. Tr�n c?a s? ch�nh c?a XSane, b?n b?m n�t Scan ?? th?c hi?n thao t�c qu�t trang t�i li?u c?a m�nh. Khi ti?n tr�nh scan k?t th�c, b?n s? nh?n ???c k?t qu? ngay tr�n c?a s? Viewer c?a XSane. T?i ?�y, b?n l?u ?nh t? menu File -> Save image d??i m?t trong c�c ??nh d?ng nh? JPEG, PDF, PNG, PNM...; ho?c th?c hi?n m?t v�i thao t�c x? l� nh? thay ??i k�ch th??c c?a ?nh, thay ??i chi?u hi?n th? c?a ?nh...
Ki?m tra scanner
Mu?n x�c ??nh scanner c� ???c Ubuntu h? tr? hay ch?a, b?n th?c hi?n theo m?t trong ba c�ch:
C�ch 1. C?m d�y c�p n?i thi?t b? v�o m�y t�nh, th??ng l� c?ng USB. Sau ?�, ch?y ch??ng tr�nh scan tr�n Ubuntu c� t�n XSane.
N?u m�n h�nh ch�nh c?a XSane xu?t hi?n m� kh�ng c� th�ng b�o l?i, m�y scan c?a b?n ?� ???c Ubuntu h? tr?. Khi ?�, b?n ??n ngay ph?n 2 ?? b?t ??u s? d?ng m�y scan.
Ng??c l?i, n?u c� th�ng b�o l?i, th??ng l� ?No devices available? th� b?n c?n ??n ph?n 3 ?? ti?n h�nh c�c b??c c�i ??t driver.
C�ch 2. M?t c�ch kh�c, r� r�ng h?n, b?n truy c?p v�o ??a ch? https://wiki.ubuntu.com/HardwareSupportComponentsScanners, ch?n nh� s?n xu?t thi?t b? t??ng ?ng nh? Canon, Dell, HP..., sau ?� k�ch v�o li�n k?t t??ng ?ng ?? t�m xem thi?t b? scanner c?a m�nh c� thu?c v�o danh s�ch ???c Ubuntu h? tr? s?n hay kh�ng. N?u c�, b?n ??n ngay ph?n 2 ?? b?t ??u v?i m�y scan c?a m�nh.
C�ch 3. N?u m�y scan c?a b?n kh�ng c� trong danh s�ch ???c Ubuntu h? tr?, b?n truy c?p v�o ??a ch? www.sane-project.org/sane-backends.html ?? xem danh s�ch c�c m�y scan ???c SANE (Scanner Access Now Easy) h? tr?. SANE l� m?t d? �n cung c?p h?u h?t c�c driver cho thi?t b? scanner tr�n Ubuntu.
N?u thi?t b? c?a b?n thu?c danh s�ch n�y, b?n c?n c�i ??t driver nh? sau:
+ C?p nh?t danh s�ch ph?n m?m h? th?ng: root@hdhhac-desktop:~# apt-get update
+ C�i ??t th? vi?n libsane-extras b?ng c�ch s? d?ng ch??ng tr�nh Synaptic, ho?c g� l?nh sau:
root@hdhhac-desktop:~# apt-get install libsane-extras
L?nh n�y s? c�i ??t c�c driver d�nh cho m�y scan ???c d? �n SANE h? tr?.
+ M? file /etc/sane.d/dll.conf ?? xem thi?t b? scanner c?a m�nh ?� c� trong danh s�ch li?t k� hay ch?a: root@hdhhac-desktop:~# vim /etc/sane.d/dll.conf
N?u ngay tr??c d�ng t??ng ?ng v?i t�n m�y scan c?a m�nh c� d?u ch� th�ch (#), b?n c?n x�a d?u n�y ?i ?? k�ch ho?t driver t??ng ?ng v?i thi?t b? c?a m�nh.
+ ??n ?�y, b?n m? ch??ng tr�nh XSane v� b?t ??u s? d?ng m�y scan v?i driver v?a ???c c�i ??t.
S? d?ng m�y scan
B?n c?n s? d?ng ph?n m?m t??ng t�c v?i m�y scan ?? c� ???c c�c h�nh ?nh nh? mong mu?n. Tr�n Ubuntu, m?i ng??i th??ng s? d?ng XSane ?? ph?c v? cho m?c ?�ch n�y. Ph?n m?m n�y s? d?ng SANE-library ?? giao ti?p v?i c�c m�y scan. Tuy c� h? tr? camera v� c�c thi?t b? video v?i nh?ng t�c v? c? b?n, nh?ng XSane ???c thi?t k? v?i m?c ?�ch ch�nh l� d�nh cho m�y scan. V?i XSane, b?n c� th? d? d�ng sao ch�p c�c trang v?n b?n, sau ?� l?u tr? d??i d?ng h�nh ?nh v� th?c hi?n c�c thao t�c fax ho?c chuy?n qua email. B?n c� th? s? d?ng XSane ?? l?u tr? h�nh ?nh thu ???c ? d?ng multi-page documents ch? kh�ng ch? l� nh?ng h�nh ?nh ri�ng bi?t. C?n ??n v?i website http://XSane.org ?? tham kh?o ??y ?? th�ng tin v? ch??ng tr�nh h? tr? scan h?u �ch n�y.
?? scan m?t trang t�i li?u, b?n ti?n h�nh c�c b??c nh? sau:
1. ??t trang t�i li?u v�o trong m�y scan.
2. Kh?i ch?y XSane b?ng c�ch v�o menu Applications -> Graphics -> XSane Image Scanner. B?n c?ng c� th? b?m v�o n�t Scan ngay tr�n m�y scan ?? th?c hi?n thao t�c n�y.
3. Tr�n c?a s? ch�nh c?a XSane, b?n b?m n�t Scan ?? th?c hi?n thao t�c qu�t trang t�i li?u c?a m�nh. Khi ti?n tr�nh scan k?t th�c, b?n s? nh?n ???c k?t qu? ngay tr�n c?a s? Viewer c?a XSane. T?i ?�y, b?n l?u ?nh t? menu File -> Save image d??i m?t trong c�c ??nh d?ng nh? JPEG, PDF, PNG, PNM...; ho?c th?c hi?n m?t v�i thao t�c x? l� nh? thay ??i k�ch th??c c?a ?nh, thay ??i chi?u hi?n th? c?a ?nh...
(VietNamNet)
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