Chapter 8. Maintenance and Troubleshooting
Model PM880 Portable Hygrometer User’s Manual 145
8.8.2 Updating Software Using IrOBEX
Use the sections below to upgrade the PM880 software using IrOBEX.
8.8.2a Setting Up PM880
1. Press [MENU].
2. Use the arrow keys to scroll to Service and press [ENTER].
3. Use the arrow keys to scroll to Flash Update and press [ENTER]. The 
screen appears similar to Figure 69.
Figure 69: Flash Update Window
4. Press [F3] (OK) to confirm that you wish to erase the program.
5. The meter asks for confirmation. Press [F3] (OK) to continue with the 
update. 
6. After the PM880 reboots, the meter will ask you a series of questions. 
Use the appropriate function key to respond, then refer to the next 
section.