User’s and Service Guide M9499-90004
15
M9405A
Service
Replacing the Defective Module
CAUTION
Before opening a packaged module for troubleshooting, ensure that all electrostatic
discharge (ESD) precautions are observed. Refer to
“Electrostatic Discharge Protection” on
page 4
for details.
1. Power down the chassis.
2. Remove the defective module from the chassis.
3. Write down the serial number shown on the side shield of the defective module. You will assign this
serial number to the replacement module using the Agilent M9405A Simple Module (SFP).
4. Remove the replacement module from the box and shipping material.
5. Remove the side shield from the defective module using a Torx #8 driver.
a. There are five screws to secure the side shield to the module.
Important: Keep the screws, new ones are not included with the replacement module.
6. Remove the side shield from the replacement module using this same process.
7. Attach the original side shield from the defective module to the replacement module.
8. Install the replacement module into the chassis.
9. Power up the chassis.
10. If you are using a remote controller, power up the computer. (If you are using an embedded controller,
continue to the
step 11
.)
11. Program the replacement module with the serial number from the defective module.
a. If you don’t already have the Agilent M9405A Simple Module SFP, download it from
http://www.agilent.com/find/M9405A
(from this site, select Technical Support > Drivers,
Firmware & Software), and install it on your computer or embedded controller.
b. Launch the Agilent M9405A Simple Module SFP (launch from the Start menu program group
“Agilent/SimpleModuleSFP”) and follow the embedded instructions for programming the serial
number.
