CANOGA PERKINS 2270 Fiber Optic Modem User Manual
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2270 Fiber Optic Modem
3.4 Programmable Buffered ECL Interface/Model ECL .................................. 26
3.5 RS-530 Interface Model -R30 ..................................................................... 28
3.6 T1/E1 Interfaces ........................................................................................... 30
3.6.1 Transparent Bipolar Models -B1, -B2, -B3....................................................... 30
3.6.2 DS1 / T1 Model -T1 ......................................................................................... 32
3.7 TTL/BNC Interface Model -BN .................................................................. 32
3.8 CCITT V.35 Interface Model -35 ................................................................ 33
3.9 Programmable Buffered Interface - Model P53 ......................................... 34
3.9.1 Generic Interface, Wire Wrap Header P/N 6100030-006 ................................ 38
3.9.2 External Station, Wire Wrap Header P/N 6100030-004 .................................. 39
3.9.3 Internal, Wire Wrap Header P/N 6100030-005 ............................................... 40
3.9.4 External, Wire Wrap Header P/N 6100030-001 .............................................. 41
3.9.5 DTE Adapter ................................................................................................... 42
3.9.6 Legacy Adapter ............................................................................................... 43
3.10 High-Speed RS-422/Mil-Std 188-114C Interfaces .................................... 44
3.10.1 Model -TW ..................................................................................................... 45
3.10.2 Model -TW8 ................................................................................................... 46
3.10.3 Model -T22 ..................................................................................................... 46
3.10.4 Model -T88 ..................................................................................................... 46
3.10.5 Model -D22 ..................................................................................................... 46
3.10.6 Model -D88 ..................................................................................................... 46
Chapter 4 - Modem Operation ................................................................... 49
4.1 Modem Operation ........................................................................................ 49
4.2 Fiber Optics ................................................................................................... 49
4.3 Transmit Section ........................................................................................... 50
4.4 Receive Section ............................................................................................ 50
4.5 Full Rate Agility ............................................................................................ 50
4.6 Bit Count Integrity ........................................................................................ 51
4.7 Duty Cycle Tolerance ................................................................................... 51
4.8 Control Signals .............................................................................................. 51
5.2.1 Local Loopback Test ........................................................................................ 55
5.2.2 Remote Loopback Test ..................................................................................... 56
5.2.3 System Loopback Test ..................................................................................... 57
Chapter 6 - Diagnostic Procedures ............................................................ 58