Product manual
13.
CONVERTER MODE TESTS.......................................................65
13.1. Local Analogue Loopback - LAL........................................................................ 65
13.2. Local Digital Loopback Test - LDL...................................................................... 65
14.
FIRMWARE DOWNLOAD............................................................67
15.
INSTALLATION AND OPERATION .............................................68
15.1. Installation.......................................................................................................... 68
15.1.1. DM991S/SE............................................................................................................................... 68
15.1.2. DM991C/CE............................................................................................................................... 68
15.2. Operation ........................................................................................................... 68
15.3. Accessory........................................................................................................... 69
15.3.1. Adapter Cable DB25 X DB25 2BNC.......................................................................................... 69
16.
G.703 - G.704 ..............................................................................70
16.1. G.704 Frame structure ....................................................................................... 70
16.1.1. CRC4 Multiframe ....................................................................................................................... 71
16.1.2. CAS Multiframe (Channel Associated Signaling) ...................................................................... 72
16.2. Electrical Characteristics .................................................................................... 73
16.2.1. G.703 Interface Electrical Characteristics for Coaxial Cable..................................................... 74
16.2.2. G.703 Interface Electricial Characteristics for Twisted Pair....................................................... 74
17.
PANEL LEDS ...............................................................................75
17.1. DM991S/SE Modems Front Panel LEDs ............................................................ 75
17.2. DM991C/CE Modems Front Panel LEDs............................................................ 76
18.
STRAPS AND DIP SWITCHES MAP ...........................................78
18.1. DM991S/SE ....................................................................................................... 78
18.2. DM991C/CE....................................................................................................... 78
18.2.1. PCI rev. 03 or lesser.................................................................................................................. 79
18.2.2. PCI rev. 04 or higher ................................................................................................................. 80
19.
TECHNICAL SPECIFICATIONS ..................................................81
19.1. Environmental Conditions................................................................................... 81
19.2. Power................................................................................................................. 81
19.2.1. DM991S/SE............................................................................................................................... 81
19.2.2. DM991C/CE............................................................................................................................... 81
19.3. Power Input........................................................................................................ 81
19.3.1. DM991S/SE............................................................................................................................... 81
19.3.2. DM991C/CE............................................................................................................................... 82
19.4. Dimensions ........................................................................................................ 83
19.4.1. DM991S/SE............................................................................................................................... 83
19.4.2. DM991C/CE............................................................................................................................... 83
19.5. Weight................................................................................................................ 83
19.5.1. DM991S/SE............................................................................................................................... 83
19.5.2. DM991C/CE............................................................................................................................... 83
20.
APPLICABLE STANDARDS.........................................................84
21.
ANNEX I – SAFETY WARNINGS.................................................85
22.
ANLAGE 2 - SICHERHEITSHINWEISE ......................................87