Comtech EF Data CDM-760 - Manual (Page 31)

Introduction Revision 2
CDM-760 Advanced High-Speed Trunking Modem MN-CDM760
1–5
1.2.3 Physical Features
1.2.3.1 Front Panel Features
• Chapter 2. INSTALLATION
• Chapter 6. FRONT PANEL OPERATION
The LED indicators, keypad, and VFD (Figure 1-3) are described in detail in Chapter 6. FRONT
PANEL OPERATION.
Figure 1-3. CDM-760 Front Panel View
1 LED Indicators
The LEDs show a summary status of modem operation.
2 Keypad
The keypad has six individual keys. The keys have a positive ‘click’ action that gives
tactile feedback. Use the keypad to enter data.
3 Vacuum Fluorescent Display (VFD)
The VFD shows data, menus, prompts and messages. The VFD is an active display with
adjustable brightness. It shows two lines of 40 characters each. Nested menus show all
available options and prompts that guide you in carrying out required actions.
4 Rack Handles
In a rack enclosure, these handles help you install and remove the unit.