Table of Contents
HCD-E1 Installation & Operation Manual v
List of Figures
Figure 1-1 Typical HCD-E1 Application ........................................................................................ 1-2
Figure 1-2 HCD-E1 3D View ........................................................................................................ 1-6
Figure 1-3 Basic Management Topology Using Network Management Station ............................ 1-10
Figure 1-4 Extended Management Topology Using Network Management Station...................... 1-11
Figure 1-5 Flow of Timing Signals through HCD-E1 System in the External Timing Mode............ 1-13
Figure 1-6 Flow of Timing Signals through HCD-E1 System in the Internal Timing Mode ............ 1-14
Figure 1-7 Data Channel Timing, Flow of Timing Signals in a Typical Application ....................... 1-15
Figure 1-8 Sublink Timing, Flow of Timing Signals in a Typical Application ................................. 1-17
Figure 1-9 E1 (CEPT) Frame Format ............................................................................................ 1-18
Figure 1-10 2B1Q Encoding Rule ............................................................................................... 1-21
Figure 1-11 Mapping of Core Frame into HDSL Frames.............................................................. 1-23
Figure 2-1 HCD-E1 - Identification of Boards, Jumpers and Switches............................................ 2-3
Figure 2-2 Identification of Cover Screws...................................................................................... 2-5
Figure 2-3 Removal of Sublink Interface Board ............................................................................. 2-7
Figure 2-4 E1 Sublink Interface Board, Internal Settings ................................................................ 2-8
Figure 2-5 HCD-E1 Rear Panel (AC Powered Unit)..................................................................... 2-10
Figure 3-1 HCD-E1 Front Panel .................................................................................................... 3-2
Figure 3-2 HCD-E1 LCD Basic Menu Structure............................................................................. 3-4
Figure 5-1 LP LINE Loopback ..................................................................................................... 5-22
Figure 5-2 H-RPT Local Loopback ............................................................................................... 5-22
Figure 5-3 LP L SL Loopback ...................................................................................................... 5-23
Figure 5-4 LP R SL Loopback ...................................................................................................... 5-23
Figure 5-5 LOOP R R SL Loopback............................................................................................. 5-24
Figure 5-6 LP L CH 1 Loopback.................................................................................................. 5-25
Figure 5-7 LP R CH 1 Loopback ................................................................................................. 5-25
Figure 5-8 LP R R CH 1 Loopback .............................................................................................. 5-26
Figure 5-9 LP INBAND CH 1 Loopback...................................................................................... 5-26
Figure 5-10 LP R R CH 1 Loopback + LP BERT CH 1................................................................. 5-27
