User manual

VB8004
VB8004VB8004
VB8004 User Man
User ManUser Man
User Manual
ualual
ual
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
3434
34:
: :
: Voltage select jumper (J2) for COM connector
Voltage select jumper (J2) for COM connectorVoltage select jumper (J2) for COM connector
Voltage select jumper (J2) for COM connector
Settin
SettinSettin
Setting
gg
g Pin 1
Pin 1Pin 1
Pin 1 Pin 2
Pin 2Pin 2
Pin 2 Pin 3
Pin 3Pin 3
Pin 3 Pin 4
Pin 4Pin 4
Pin 4 Pin 5
Pin 5Pin 5
Pin 5 Pin 6
Pin 6Pin 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
2424
24:
: :
: Voltage select jumper settings (J2)
Voltage select jumper settings (J2)Voltage select jumper settings (J2)
Voltage select jumper settings (J2)