ETAS
Troubleshooting Problems
ES523.1
-
User Guide
36
Cause: Laptop energy management deactivates the network
card
The energy management of a laptop computer can deactivate the network
card. Therefore you should turn off energy monitoring on the laptop.
Switching off Energy Monitoring on Laptop
1. From the Windows Start Menu, select:
- Windows XP:
Control Panel
Performance & Maintenance
System
Hardware
tab
Device Manager
- Windows 7:
Control Panel
Device Manager
2. In the Device Manager open the tree structure of the entry
Network Adapter
.
3. Right click on the used network adapter.
4. Select
Properties
in the con text menu.
5. Switch off energy monitoring as follows:
i. Select the
Energy Management
tab.
ii. Deactivate the Computer can switch off device to save
energy option.
6. Select the
Extended Settings
tab. (Win XP) or
Extended
(Win
7).
7. If the property
Autosense
is included, deactivate it.
8. Click
OK
to apply the settings.
Cause: Automatic disruption of network connection
It is possible after a certain period of time without data traffic that the network
card automatically interrupts the Ethernet connection. This can be prevented
by setting the registry key
autodisconnect
.
Setting the Registry Key autodisconnect:
1. Open the Registry Editor.
2. Select under
HKEY_LOCAL_MACHINE\SYSTEM\
ControlSet001\Services\lanmanserver\paramete
rs
the Registry Key
autodisconnect
.
3. Change its value to
0xffffffff
.
7.2.4
Personal Firewall Blocks Communication
Reason: Missing releases in the firewall block the ETAS hard
-
ware
Personal firewalls may interfere with access to ETAS Ethernet hardware. The
automatic search for hardware typically cannot find any Ethernet hardware at
all, although the configuration parameters are correct.
Some actions in ETAS products can lead to problems if the firewall is not prop
-
erly parameterized, e.g. when opening the experiment environment in ASCET or
for the hardware search by INCA or HSP.