IEI Technology FLEX-BX100-ULT5, Руководство пользователя

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FLEX-BX100-ULT5
Page 27
3.9.2 COM1 Pin 9 Selection
Pin 9 on the COM1 DB-9 connector can be set as the ring (RI) signal, +5 V or +12 V. The
jumper selection options are shown in Table 3-2 .
JP5 Description
Short 1-2 COM1 RI Pin use +12 V
Short 3-4 COM1 RI Pin use RI (Default)
Short 5-6 COM1 RI Pin use +5 V
Table 3-2: COM1 Pin 9 Setting Jumper Settings (JP5)
The COM1 Pin 9 Setting jumper location is shown in Figure 3-20 below.
Figure 3-20: COM1 Pin 9 Setting Jumper Location