Chishandiso hachigone kubatana nePC
Chikonzero1 - Nzira yekukurukurirana haina kuiswa zvakanaka.
Solution1 - Sarudza nzira yekutaura nayo.
Chikonzero2 - Cable haina kuvharirwa zvakasimba kana tambo yehardware dambudziko.
Solution2 - Batai tambo zvakasimba kana kuchinja kune imwe tambo.
Chikonzero3 - Haikwanise kubatanidza COM (yakashata COM Kwete).
Solution3 - Ndokumbira isa iyo chaiyo COM Nha.
Chikonzero4 - Haikwanise kubatanidza TCP/IP (zvisizvo marongero).
Solution4 - Tarisa kune bhuku rekubatanidza Time Attendance terminal.