18
M9403A and M9404A
Service
Replacing the Defective Module
CAUTION
Before opening a packaged module for troubleshooting, ensure that all
electrostatic discharge (ESD) precautions are observed. Refer to
Discharge Protection” on page 3
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 Keysight M9403A or M9404A
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 four screws, the two toward the rear of the module include two nuts to secure
the side shield to the module. Important: Keep the screws and nuts, 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
.)
11.Program the replacement module with the serial number from the defective module.
a. If you don’t already have the Keysight M9403A (or M9404A) Simple Module SFP,
download it from
www.keysight.com/find/M9403A
or M9404A (from this site, select
Technical Support > Drivers, Firmware & Software), and install it on your computer or
embedded controller.
b. Launch the Keysight M9403A (or M9404A) Simple Module SFP (launch from the Start
menu program group “Keysight/SimpleModuleSFP”) and follow the embedded
instructions for programming the serial number.
Summary of Contents for M9403A
Page 4: ...1 M9403A and M9404A ...
