Advantech L-Band Satellite Modulator, Installation And Operation Manual

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Getting Started
Figure 1.2: SBM75e Modulator Front Panel
1.3.2.1 Vacuum Fluorescent Display (VFD)
The VFD can display two lines of up to 40 characters each and has a wide viewing angle.
1.3.2.2 LED Indicators
The LEDs on the front panel indicate the summary status of major Modulator conditions. LEDs that
illuminate GREEN indicate that the function is in operation. LEDs that illuminate RED indicate a
fault condition.
Figure 1.3: Front Panel LED Indicators
Table 1.1: SBM75e Front Panel LEDs
LED Name Colour Description
BUC Power Green Indicates that the BUC power is enabled
LNB Power Green Indicates that the LNB power is enabled
Transmit On Green Indicates that the Modulator is transmitting
Receive 1 Fault Red Indicates that the Demodulator channel is not locked to a received signal
Receive 2 Fault Red Reserved
Transmit Fault Red Indicates that the Modulator is not transmitting due to a fault (or user
intervention)
Prime Power Green Indicates that the power supply current is being received by the
management card
1.3.2.3 Keypad
The front panel 16-button keypad allows for navigation of the display and data input.
Figure 1.4: Front Panel Keypad
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SBM75e Series Modulator Installation and Operation Manual