RAD Data comm ASM-20 Especificações Página 35

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ASM-40 Ver. 1.0 Front Panel Controls and Indicators 3-1
Chapter 3
Operation
This chapter provides the following information for the ASM-40 standalone
modem:
ASM-40 front-panel indicators and controls
Operating procedures (turn-on, front-panel indications, performance
monitoring and turn-off).
Installation procedures given in
Chapter 2
must be completed and checked before
attempting to operate ASM-40.
3.1 Front Panel Controls and Indicators
Figure 3-1
shows the ASM-40 front panel.
Table 3-1
lists the ASM-40 controls,
indicators and their functions.
Figure 3-1. ASM-40 Front Panel
Table 3-1. ASM-40 Front Panel Controls and Indicators
Name Type Function
PWR Green LED ON – Power is on.
RTS Yellow LED ON – The DTE activates Request To Send.
TD Yellow LED ON – Steady SPACE is being transmitted.
Blinks – Data is being transmitted.
RD Yellow LED ON – Steady SPACE is being received.
Blinks – Data is being received.
DCD Yellow LED ON – A valid receive signal is present.
TEST Red LED ON – ASM-40 is in any of the three loopback modes, or when
PATT is pressed.
ERR Yellow LED ON or blinks if errors are present in the test pattern.
Lights up momentarily when PATT pushbutton is pressed.
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