Contents
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User’s Manual - SM19202 Fast Poll Modem
Figures
Figure 1-1. Point-to-Point Network Using the SM19202FP Modem ....................................... 8
Figure 1-2. Multipoint Polling Network Using the SM19202FP Modem .................................. 8
Figure 2-1. Front View of the SM19202FP Modem .............................................................. 10
Figure 2-2. Back View of SM19202FP Modem .................................................................... 10
Figure 2-3. Rack-Mount Module for the SM19202FP-RM Modem Board ............................. 11
Figure 2-4. SM19202 Fast-Poll Stand-alone Modem Switches ............................................ 13
Figure 2-5. SM19202 Fast-Poll Rack-mount Modem Board ................................................. 14
Figure 2-6. SM19202FP Modem Transmission Line Interface ............................................. 22
Figure 2-7. Pin Locations on the Modem’s RJ-11C Jack ..................................................... 24
Figure 2-8. Loopback Diagnostic Modes ............................................................................. 27
Figure 2-9. Back-to-Back Connection to a Second Modem ................................................. 30
Tables
Table 2-1. Modem Switch Settings ...................................................................................... 14
Table 2-2. Modem Operating Speed ................................................................................... 16
Table 2-3. Transmit Levels .................................................................................................. 18
Table 2-4. Transmission Line Connector Pin Assignments .................................................. 22
Table 2-5. RJ-11C Modular Jack Pin Assignments .............................................................. 24
Table 2-6. Modem LEDs ..................................................................................................... 26
Table A-1 Problem Solving ................................................................................................. 28
Table B-1. Leased Line Terminal Block Pin Assignments .................................................... 30
Table B-2. RS-232 (DTE) Interface ..................................................................................... 31
Table B-3. RS-485 (DTE) Interface ..................................................................................... 31
