18Chapter 2 Introduction
Figure 1 IP Phone 1140E with expansion module
Diagnostics LEDs
Expansion module
Line/feature keys
LCD
Line/feature key labels
Services key
Shift/Outbox key
Display
The expansion module is equipped with a graphical,
To adjust the display and contrast on the expansion module, use the Contrast Adjustment option in the Telephone Options menu on the IP Phone. Any contrast changes you make on the IP phone also affect the expansion module display. The expansion module and IP Phone do not have separate contrast adjustments.
Whether the IP Phone is powered using local power or Power over Ethernet (PoE), the expansion module has the same backlight settings as the IP Phone. The backlight timer only turns off if the backlight timer is set.
For more information on how to adjust the display settings on the expansion module using the menus in your IP Phone, refer to the user guide for your IP Phone.