User's Manual

EX7100 Technical Manual - Module Descriptions
©1999 Exicom Technologies (1996) Ltd 7-61 Issue 3 - May 2001
7.12 Front Panel Module Type 2994
7.12.1 General
The Front Panel module is used for terminal configuration and to check status of various
parameters (refer to Sections 3 and 4 for complete details).
The Front panel operates under the command of the Controller on the Modem Controller
module Type 2966.
Figure 7.31: Front Panel Block Diagram
Data to LCD
Liquid Crystal
Display (LCD)
LED Drive
Light Emitting
Diodes (LEDs)
& Backlighting
Voltage to
Front Panel
Test points
Front Panel
Test Points
Data From
Keypad
Keypad
Ribbon
Connector From
Modem Controller