To Check The Lan - Keysight E4980A Service Manual

Troubleshooting
Function Specific Troubleshooting
Step 5. Connect a BNC Short or 50  termination to the Ext Trig connector on the
rear panel and disconnect it. Thereby a measurement trigger should be
generated and a measurement result should be refreshed.
Step 6. If no trigger occurs, a failure in the A1 board is suspected.

To Check the LAN

Procedure
Step 1. Connect a LAN cable between the LAN port on the rear panel and an external
computer (PC).
Use a crossed LAN cable to enable the peer-to-peer communication
between the E4980A/ E4980AL and the PC. If the E4980A/ E4980AL
needs to be connected to the PC via a multi port Hub, use a straight LAN
cable.
Step 2. Press [System].
Step 3. Press the SYSTEM CONFIG softkey.
Step 4. Select the DHCP ENABLED field using the cursor keys and then press the OFF
softkey.
Step 5. Select the AUTO-IP ENABLED field using the cursor keys and then press the
OFF softkey.
Step 6. Enter the following IP address and subnet mask using the enter keys. For
selecting the MANUAL IP ADDR or MANUAL SUBNET MASK field, use the
cursor keys.
IP Address: 192.168.0.1
Subnet Mask: 255.255.255.0
Step 7. Set up the IP address/subnet mask for the external PC.
a. Double-click "My Computer" icon on Windows desktop of the external PC.
b. In the Control Panel window, double-click Network. The Network dialog
c. The dialog box appears. If Specify an IP address has been selected, record
d. If the Obtain an IP address automatically has been selected, select the
50
And double-click Control Panel. The Control Panel window will appear.
box will appear. In the Configuration tab, select TCP/IP (display it in revers
video) and press the Properties button.
the IP address and subnet mask.
Specify an IP address. Enter the IP address xxx.xxx.xxx.y and subnet mask
xxx.xxx.xxx.xxx as shown in
address and subnet mask of the E4980A/ E4980AL. The letter y is different
from the IP address of the E4980A/ E4980AL. Press the OK button. Then,
restart the external PC.
Figure 4-7. The letters x represent the IP
Keysight E4980A/E4980AL Precision LCR Meter