Architecture - Wellav UMH160R User Manual

having special regards to EMC, and where technical personnel are present with
experience of EMC technology.)

1.3 Architecture

The equipment of this section is shown in schematic diagram. It is subject
to change for improvement on the real product without advanced notice.
Front Panel
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1. Power status indicator: This LED light is turned on when the IRD is power on.
2. (Signal) Lock status indicator: This LED light is turned on when a channel is locked.
Otherwise there is no channel locked.
3. Alarm status indicator: This LED flickers when there is something abnormal. For
example, the strength of the input signal is too weak.
4. Display screen: This LCD screen can show the program and configuration information.
5. CI SLOTS: There are two CI slots for various CAS CAM (PCMCIA) modules.
6. KEY PADS:

Up/Down/Left/Right arrow keys: To change channels, to adjust volumes and
configure the IRD.

Menu: To enter the menu and the quit function of the sub menus.

OK: To confirm the operation in the setup.
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PIC-1.3-1
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