IEI Technology EP-265-GM45, Руководство пользователя

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E-265-GM45/EP-267-GM45 Enrich POS System
Page 44
Three jumpers (JP7, JP8 and JP9) configure pin 9 on COM3, COM4 and COM5 DB-9
connectors. Pin 9 on the COM3, COM4 and the COM5 DB-9 connectors can be set as
5 V (default) or +12 V. The COM3, COM4 and COM5 Pin 9 Setting jumper
selection options are shown in
Table 4-6
.
Short 1 – 2 (Default) Short 2 – 3
JP7 COM3 Pin 9 use +5 V COM3 Pin 9 use +12 V
JP8 COM4 Pin 9 use +5 V COM4 Pin 9 use +12 V
JP9 COM5 Pin 9 use +5 V COM5 Pin 9 use +12 V
Table 4-6: COM2, COM3 and COM5 Pin 9 Setting Jumper Settings
The COM3, COM4 and COM5 Pin 9 Setting jumper location are shown in
Figure 4-13
below.
Figure 4-13: COM3, COM4 and COM5 Pin 9 Setting Jumper Locations
4.9 Mounting the Second Display (Optional)
To mount a second display onto the EP-265-GM45/EP-267-GM45, please follow the steps
below.
Step 1:
Remove the I/O interface cover on the chassis rear panel of the
EP-265-GM45/EP-267-GM45 (
Figure 4-14
).