VB8004
VB8004
VB8004
VB8004 User Man
User Man
User Man
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37
3.2.2.
J2 Voltage Select Jumper
The voltage for onboard COM connector (labeled “COM1”) is controlled by
the jumper labeled as “J2”.
Figure
Figure
Figure
Figure 34
34
34
34: : : : Voltage select jumper (J2) for COM connector
Voltage select jumper (J2) for COM connector
Voltage select jumper (J2) for COM connector
Voltage select jumper (J2) for COM connector
Settin
Settin
Settin
Settingggg
Pin 1
Pin 1
Pin 1
Pin 1
Pin 2
Pin 2
Pin 2
Pin 2
Pin 3
Pin 3
Pin 3
Pin 3
Pin 4
Pin 4
Pin 4
Pin 4
Pin 5
Pin 5
Pin 5
Pin 5
Pin 6
Pin 6
Pin 6
Pin 6
RI (default)
On
On
Off
Off
Off
Off
+5V
Off
Off
On
On
Off
Off
+12V
Off
Off
Off
Off
On
On
Table
Table
Table
Table 24
24
24
24: : : : Voltage select jumper settings (J2)
Voltage select jumper settings (J2)
Voltage select jumper settings (J2)
Voltage select jumper settings (J2)
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