1769-L35CR中央控制器
係統響應時間過長是交互式係統中用戶抱怨多的問題,除了響應時間的長短外,用戶對不同命令在響應時間上的差別亦很在意,若過於懸殊用戶將難以接受;用戶求助機制宜採用集成式,避免疊加式係統導致用戶求助某項指南而不得不瀏覽大量無關信息;錯誤和警告信息選用用戶明了、含義準確的術語描述,同時還應盡可能提供一些有關錯誤恢復的建議。此外,顯示出錯信息時,若再輔以聽覺(鈴聲)、視覺(顏色)刺激,則效果更佳;命令方式好是菜單與鍵盤命令並存,供用戶選用。
1769-L35CR中央控制器
電源消耗管理:IEEE802.11還定義了MAC層的信令方式,通過電源管理軟件的控制,使得移動用戶能具有長的電池壽命。電源管理會在無數據傳輸時使網絡處於休眠(低電源或斷電)狀態,這樣就可能會丟失數據包。為解決這一問題,IEEE802.11規定了AP應具有緩衝區去儲存信息,處於休眠的移動用戶會定期醒來恢復該信息。
1756-OB16E輸出模塊
1756-M16SE模塊
1769-L35CR中央控制器
Passivk徂hler Doppio Testa 3D Ufficio Scheda Per 2 Monitor Matrox G45 + 32MB G20
Passivk徂hler Dual Cabeza 3D Oficina Gr fica Para 2 Monitor Matrox G45+ 32MB G20
PASSIVK徂HLER DUAL HEAD 3D B徂RO GRAFIKKARTE F徂R 2 MONITORE MATROX G45+ 32MB G20
Passivk徂hler Mga Doppio Testa 3D Scheda Per 2 Monitor Matrox G45+ 32MB#G20
Passivk徂hler Mga Dual Cabeza 3D Gr fica Para 2 Monitor Matrox G45+ 32MB #G20
PASSIVK徂HLER MGA DUAL HEAD 3D GRAFIKKARTE F徂R 2 MONITORE MATROX G45+ 32MB #G20
PCI Halbbauh?he Graphic Card Graphiccard Matrox P650 Dualhead P65-MDDAP64F G24
PCI halbbauh?he 顯卡 graphiccard 的 Matrox p650 DualHead p65-mddap 64f g24
PCI Halbebauh?he Graphic Card Matrox P650 Dual Head P65-MDDAP64F G24
PCI halbebauh?he 顯卡的 Matrox p650 雙頭 p65-mddap 64f g24
PCI Low Profile Grafico Scheda Matrox MILLENNIUM P650 Doppio Testa P65-MDDAP64F
PCI Low Profile Graphic Card Matrox Mga P650 Dualhead P65-MDDAP64F 2xMONITORE
PCI Low Profile Graphic Card Matrox MILLENNIUM P650 Dual Head P65-MDDAP64F G24
PCI LOW PROFILE GRAPHIC CARD MATROX MILLENNIUM P650 DUAL HEAD P65-MDDAP64F G24
PCI Low Profile Graphic Card Matrox P650 Dual Head P65-MDDAP64F 2x Displays G24
PCI Low Profile Graphic Card Matrox P650 Dual Head P65MDDAP64F f2xDISPLAY mmG24
PCI Low Profile Graphic Card Matrox P650 Dual Head P65-MDDAP64F G24
PCI Low Profile Graphic Tarjeta Matrox MILLENNIUM P650 Dual Cabeza P65-MDDAP64F
PCI Low Profile Graphics Carte Matrox MILLENNIUM P650 Dual T岢te P65-MDDAP64F G24
PCI 低調顯卡的 Matrox p650 雙頭 p65-mddap 64f 2x 顯示器 g24
PCI 低調顯卡的 Matrox p650 雙頭 p65-mddap 64f g24
PCI 低調顯卡邁創 MGA p650 DualHead p65-mddap 64f 2 xmonitore
Scheda Grafica AGP Matrox G550 32MB RAM G55 Mgi Video Doppio VGA Low Profile
Scheda Grafica Matrox P650 PCI Low Profile Doppio Testa Per 2x Displays
Silencieux Double T岢te 3D Bureau Graphique Pour 2 Monitore Matrox G45+32MB Mga
Silencieux Double T岢te 3D Bureau Graphique Pour 2 Monitore Matrox G45+32MB RAM
Silencieux Double T岢te 3D Graphique Pour 2 Monitore Matrox G45+MDHA32 32MB Mga
Silencieux Double T岢te 3D Graphique Pour 2 Monitore Matrox G45+MDHA32 32MB RAM
Silent Dual Head 3D Graphic Card For 2 Displays Matrox G45+MDHA32 32MB RAM G20
Silent Dual Head 3D Office Graphic Card For 2 Displays Matrox G45 +32MB Mga G20
Silenzioso Doppio Testa 3D Office Scheda Per 2 Monitor Matrox G45+32MB Mga G20
Silenzioso Doppio Testa 3D Scheda Per 2 Monitor Matrox G45 + MDHA32 32MB Mga G20
Tarjeta Gr fica Matrox P650 PCI Low Profile Dual Cabeza Para 2x Pantallas