6
745-814-B8-001, Rev. C (03/2014)
Figures & Tables
Fig. 1-1, AlphaNet DSM3x .....................................................................................................................................................8
Fig. 1-2, AlphaNet DSM3 .......................................................................................................................................................8
Fig. 1-3, AlphaNet DPM .........................................................................................................................................................8
Fig. 1-4, Side view, AlphaNet DSM3 Series ..........................................................................................................................9
Fig. 2-1, Representative System Arrangement ....................................................................................................................10
Fig. 3-1, Locations of MAC Address labels ..........................................................................................................................13
Fig. 3-2, Sample DOCSIS Configuration File — DOCSIS 2.0 (IPv4) ..................................................................................18
Fig. 3-3, Sample DOCSIS Configuration File — DOCSIS 2.0+IPv6 ...................................................................................19
Fig. 4-1, DSM3 Series Web Page .......................................................................................................................................22
Fig. 4-2, Local Area Connection Properties Screen, Windows XP ......................................................................................23
Fig. 4-3, Internet Protocol (TCP/IP) Properties Screen, Windows XP .................................................................................23
Fig. 4-4, Local Area Connection Properties Screen, Windows 7 .........................................................................................24
Fig. 4-5, Internet Protocol (TCP/IP) Properties Screen, Windows 7 ....................................................................................24
Fig. 4-6, Web Server Home Page .......................................................................................................................................25
Fig. 4-7, DSM3 Series Navigation Bar Items .......................................................................................................................26
Fig. 4-8, DSM3 Series Communications Module Security Levels .......................................................................................27
Fig. 4-9, Communication Parameters ..................................................................................................................................28
Fig. 4-10, Advanced Communication Parameters ...............................................................................................................28
Fig. 4-11, Power Supply and Battery Parameters ...............................................................................................................29
Fig. 4-12, Location of
Start Test Button for Self Test ..........................................................................................................29
Fig. 4-13, HMS Alarm Configuration ....................................................................................................................................30
Fig. 4-14, Advanced I/O Controller Status Screen ...............................................................................................................31
Fig. 4-15, Advanced Power Supply Settings Screen ..........................................................................................................32
Fig. 4-16, Advanced Generator Status Screen ...................................................................................................................34
Fig. 4-17, QAM Constellation Tool .......................................................................................................................................35
Fig. 4-18, Normal - (Good Quality) and Individual Cell Characteristics ...............................................................................36
Fig. 4-19, Fuzzy (Low CNR and/or Low MER) and Individual Cell Characteristics .............................................................37
Fig. 4-20, Doughnuts (Coherent Interference) and Individual Cell Characteristics .............................................................37
Fig. 4-21, Gaussian Noise and Individual Cell Characteristics ............................................................................................38
Fig. 4-22, Rectangular vs. Square (I-Q Imbalance) and Entire Constellation Shape ..........................................................38
Fig. 4-23, Corners Squeezed to Center (Gain Compression) and Entire Constellation Shape ...........................................39
Fig. 4-24, Circular Smear (Phase Noise) and Entire Constellation Shape .........................................................................39
Fig. 4-25, Twisted or Skewed (Quadrature Distortion) and Entire Constellation Shape ......................................................40
Fig. 4-26, Microreflections Tool ............................................................................................................................................40
Fig. 6-1, Sample Raw SNMP Alarm Trap ............................................................................................................................49
Fig. 6-2, Sample Translated SNMP Alarm Trap ...................................................................................................................49
Fig. 7-1, Removing the Inverter Module from the Power Supply ........................................................................................56
Fig. 7-2, Transponder Captive Screw Locations...................................................................................................................56
Fig. 7-3, The 18-pin jumper .................................................................................................................................................57
Fig. 7-4, The 18-pin jumper installed ...................................................................................................................................57
Fig. 7-5, Connecting the Communications Module to the Inverter Module .........................................................................57
Fig. 7-6, Removing the Inverter Module from the Power Supply ........................................................................................58
Fig. 7-7, Removing the DPM sheet metal from the Inverter Module ...................................................................................58
Fig. 7-8, The 18-pin jumper installed ...................................................................................................................................59
Fig. 7-9, DPM 18-pin header ...............................................................................................................................................59
Fig. 7-10, DPM attached to sheet metal ..............................................................................................................................59
Fig. 7-11, DPM / IM connection ...........................................................................................................................................59
Fig. 7-12, Completed assembly ...........................................................................................................................................59
Fig. 7-13, DSM3x LEDs and Connectors ...........................................................................................................................60
Fig. 7-14, DSM3 LEDs and Connectors ..............................................................................................................................61
Fig. 7-15, DPM LEDs and Connectors ................................................................................................................................62
Fig. 7-16, Connecting the RF Drop ......................................................................................................................................63
Fig. 7-17, System Interconnection Diagram ........................................................................................................................63
Fig. 7-18, I/O (ENV) and Tamper Switch Interface (TPR) Connection Locations ................................................................64
Fig. 8-1, 36V System, Single String .....................................................................................................................................72
Fig. 8-2, 36V System, Dual String .......................................................................................................................................72
Fig. 8-3, 48V, Single String ..................................................................................................................................................73