Input Settings; Figure 12: Receiver Setup Screen; Table 5: Selectable Definitions Of The Actions Field On The Rx Settings Display - Apogee 2349 DLTM4 Instructions Manual

AL6300 DATA LINK TEST SET PRODUCT LINE
5.4.3

INPUT SETTINGS

The Input Settings display provides the ability to control the parameters associated with the data and clock being received
by the DLTM4. This screen is shown in Figure 12.
This allows the configurations of the ability to control which interface to test and how the data is being received. The
descriptions of the options are listed below:

Table 5: Selectable Definitions of the actions field on the RX Settings display

Field Definition
Interface TTL, RS422, LOOPB
RX Code This field is used to select the bit code that is applied to the receiver. The selectable codes are:
NRZ-L, NRZ-M, NRZ-S, BiP-L, BiP-M, BiP-S, DM-M, DM-S
RX Polarity +clk/+dat, -clk/+dat, +clk/-dat, -clk/-dat (Refer to Figure 10 and Figure 11)
RX Mode Accumulate: collect data continuously.
Timed: collect data per time period.
Bit Period: collect data per defined number of bit periods
Bit Interval This field defines the test period in bits if the RX MODE is set to Accumulate. The number of bits
is selectable to be: 10E+1 through 10E+12
If the RX MODE is set to Timed, the test is based on elapsed time and is programmable from 1 to
1,800,000 seconds.
Function Keys
F1
Go directly to Measurements display
F2
Go directly to PCM display
F3
Go directly to PRN display
F4
Go directly to Output Settings display
F5
Go directly to Presets display
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Figure 12: Input Settings Display
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09.21.2017
MODEL 2349 DLTM4
F1
F2
F3
F4
F5
rd
210 South 3 Street, North Wales, PA 19454
Tel: 215.699.2060 Fax: 215.699.2061