ENTERASYS A2H124-48P交换机
警告：所有跳线均为出厂配置，用户不得修改。有三个例外：密码清除（E4）、可编程定时器时钟选择（E8）、看门狗定时器（E8）和NVRAM电池电源（E8。修改任何其他跳线将使保修失效，并可能损坏设备。VMIVME-7740的默认跳线条件在表2-1至表2-6中用粗体文本表示。P3 COM1/COM2 J3视频连接器J1、J7以太网连接器J2 PS/2键盘/鼠标连接器E11风扇连接器P1、P2 VME连接器J4、J5、，J6 PMC PCI扩展连接器J8 USB连接器E9/E7/E11/E12工厂专用跳线E8在VMIVME-7740上提供多种功能。这些功能包括：看门狗定时器/NMI、可编程定时器时钟选择和NVRAM电池启用注意：VMIVME-7740的BIOS具有密码保护功能（默认值：禁用），可以随意访问设备的CMOS设置屏幕。密码清除跳线（E4）允许清除密码功能，这在忘记密码的情况下可能是必要的。
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.
