Verilink PRISM 3030 (34-00208.L) Product Manual Manual de usuario Pagina 90

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80 APPENDIX A: PINOUTS AND INTERFACE SPECIFICATIONS
Table A-4 RS-232 Pin Assignments
Circuit
(Note 1) Pin # Signal Name Abbr. DCE I/O
101 1 Frame Ground FG Ground
102 7 Signal Ground SG Ground
103 2 Transmit Data TD In
104 3 Receive Data RD Out
105 4 Request To Send RTS In
106 5 Clear To Send CTS Out
107 6 Data Set Ready DSR Out
108/2 20 Data Terminal Ready DTR In
109 8 Data Carrier Detect DCD Out
110 21 Signal Quality SQ Out
113 24 External Transmit Clock ETC In
114 15 Transmit Clock TC Out
115 17 Receive Clock RC Out
125 22 Ring Indicator RI Out
140 14 Remote Loop RL In
141 18 Local Loop LL In
142 25 Test Mode (Busy) TM Out
F
igure A-2 DB-25 Connector
113
25 14
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