Hong Telecom Equipment Service LTD

Overview of SPLF/SPLH Board 64-channel ADSL2+ Over POTS Splitter Board: The SPLF/SPLH board is a 64-channel splitter board. It has the following functions: * The SPLF board separates POTS signals from ADSL2+ signals. * The SPLH board separates ISDN signals from ADSL2+ signals. After the separation, the SPLF/SPLH board transmits the POTS or ISDN signals to the PSTN  switching device, and the ADSL2+ signals to the ADEF/ADBF board. Table 3-41 lists the  differences between the SPLF and SPLH boards. Differences between the SPLF and SPLH boards: The SPLF/SPLH board can be installed in slots 0-6 and 9-15 of the MA5600 SPL shelf. External connections of the SPLF/SPLH board: Working principles of the SPLF/SPLH board: The basic working principles of the SPLF/SPLH board are as follows: * The LINE signals reach the splitter through the protection circuit. * The splitter filters out the POTS signals. Front panel of the SPLF board: Ports on the front panel...