ENTERASYS A2H124-48P交換機(jī)
警告：所有跳線均為出廠配置，用戶不得修改。有三個例外：密碼清除（E4）、可編程定時器時鐘選擇（E8）、看門狗定時器（E8）和NVRAM電池電源（E8。修改任何其他跳線將使保修失效，并可能損壞設(shè)備。VMIVME-7740的默認(rèn)跳線條件在表2-1至表2-6中用粗體文本表示。P3 COM1/COM2 J3視頻連接器J1、J7以太網(wǎng)連接器J2 PS/2鍵盤/鼠標(biāo)連接器E11風(fēng)扇連接器P1、P2 VME連接器J4、J5、，J6 PMC PCI擴(kuò)展連接器J8 USB連接器E9/E7/E11/E12工廠專用跳線E8在VMIVME-7740上提供多種功能。這些功能包括：看門狗定時器/NMI、可編程定時器時鐘選擇和NVRAM電池啟用注意：VMIVME-7740的BIOS具有密碼保護(hù)功能（默認(rèn)值：禁用），可以隨意訪問設(shè)備的CMOS設(shè)置屏幕。密碼清除跳線（E4）允許清除密碼功能，這在忘記密碼的情況下可能是必要的。
CAUTION: All jumpers are factory configured and should not be modified by the user. There are three exceptions: the Password Clear (E4), the Programmable Timer Clock Select (E8), the Watchdog Timer (E8) and the NVRAM Battery Power (E8). Modifying any other jumper will void the Warranty and may damage the unit. The default jumper condition of the VMIVME-7740 is expressed in Table 2-1 through Table 2-6 with bold text in the table cells.P3 COM1/COM2 J3 Video Connector J1, J7 Ethernet Connector J2 PS/2 Keyboard/Mouse Connector E11 Fan Connector P1, P2 VME Connectors J4, J5, J6 PMC PCI Expansion Connectors J8 USB Connectors E9/E7/E11/E12 Factory Use Only Jumper E8 below serves several functions on the VMIVME-7740. These functions are: The Watchdog Timer/NMI, Programmable Timer Clock Select, and the NVRAM Battery Enable NOTE: The VMIVME-7740’s BIOS has the capability (Default: Disabled) of password protecting casual access to the unit’s CMOS set-up screens. The Password Clear jumper (E4) allows for a means to clear the password feature, as might be necessary to do in the case of a forgotten password.
