Chapter 3
Configuration and Default Settings
©
National Instruments Corporation
3-3
VXIpc 770/870B Series User Manual
Note
Do
not
adjust any jumpers or switches not listed in Table 3-1 or that are not
documented in this manual unless directed by National Instruments. Other configuration
jumpers are shown in the event National Instruments technical support needs to make
adjustments to your settings.
System CMOS
The VXIpc 770/870B Series contains a battery backed-up memory used
to store BIOS configuration information. The battery is a hermetically
sealed lithium battery. Contact National Instruments technical support at
ni.com/support
for more information about the battery.
To clear the CMOS contents, complete the following steps:
1.
Follow the instructions in the
How to Remove the Controller from the
section of Chapter 2,
, to remove the controller
from the VXI chassis.
2.
Follow the instructions in the
Removing the VXIpc 770/870B Series
section of Chapter 2,
, to remove
the controller’s component side cover.
3.
Move the jumper on W5 from pins 1–2 to pins 2–3 as shown in
Figure 3-2.
Caution
Do
not
leave the jumper on pins 2–3. Doing so decreases battery life.
4.
Wait 1 second. Move the jumper back to pins 1–2.
5.
Reinstall the controller in the chassis.
J20
No jumper
Master/Slave/CSEL*
J17
3-4
Automatic slot zero
detection
1-2
Non-slot zero
5-6
Force slot zero
W2
2-3
Enable MITE self
configuration
1-2
Disable MITE self
configuration
W1
2-3
MITE user
configuration
1-2
MITE factory
configuration
S1
1-2
Internal oscillator
2-3
External oscillator
* These pins are generally defined in a figure on the hard drive cover.
Table 3-1.
VXIpc 770/870B Series Hardware Default Settings (Continued)
Jumper
Default Setting
Optional Setting
