This instrument incorporates parts with limited service life as shown in the following table. Using the recommended replacement time as a guide, request the Keysight Service Center to replace these parts. However, a part may need to be replaced at an earlier time than that listed in the table, depending on conditions such as location, frequency of use, and where it is stored.
Each service life and recommended replacement time listed below is for reference only and does not imply a guarantee of the part's service life.
|
Part Name
|
Service Life (Parts supplier reference value) |
Recommended replacement time |
|
Solid State Drive (SSD) |
5 years or 20,000 operating hours, whichever comes earlier. Exchanging hard disk drives causes the contents written after shipment from the factory (LAN setup, etc.)to be initialized to the state at the time of shipment. The programs and data stored in Drive D (user directory) are erased. |
3 years |
|
Main fan |
50,000 operating hours. The service life may be significantly shorter when used in a dusty and dirty environment. |
5 years |
|
CPU fan |
||
|
Battery on Mother board |
50,000 operating hours. The service life may be shorter if E4990A power has not been turned on for long time. |
5 years |
|
Power supply |
50,000 operating hours (Depends on the service life of the power supply cooling fun) The service life may be significantly shorter when used in a dusty and dirty environment. |
5 years |
|
LCD screen backlight |
50,000 operating hours. When the unit is used for automatic measurements in a production line and the on-screen information is not required, the life of the LCD backlight can be saved by turning it OFF. As for the method of turning the backlight OFF, refer to Turning OFF the LCD Screen Backlight. |
5 years |
|
Touch screen (function) |
One million times (dotting life) |
5 years |
|
USB receptacle |
1,500 cycles insertion/extraction. The service life may be shorter when used in a dusty and dirty environment. In case that the insertion/extraction is in heavy usage such as USB memory stick, using USB extension cable may save the USB receptacle life. |
N/A |