Paradyne HotWire 7924 User Manual

Also see for HotWire 7924: User guide User guide User guide

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Paradyne HotWire 7924 User Manual Manual pdf 50 page image

Cable Pin AssignmentsB-4 7924-A2-GB20-30October 1997V.35 Connection Cable Pin AssignmentsThe connector that plugs into the rear panel of V.35-compatible units has thefollowing pin assignments.CCITTCode Pin NameDirectionDCE DTE Function Description101 A PG Protective Ground Machine ground102 B SG Signal Ground Ground reference for all circuits105 C RTS ← Request to Send DTE has message to send106 D CTS → Clear to Send DCE is ready to accept and transmit DTE data107 E DSR → Data Set Ready DCE is ready to operate109 F RLSD → Data ChannelReceived Line SignalDetectorDCE is receiving a carrier signal108 H DTR ← Data Receiver Ready DTE is ready to operate141 L LL ← Local Loopback Local loopback140 N RDL ← Loopback/MaintenanceRemote loopback103 P TXD ← Transmit Data (A) Data generated by DTE104 R/D RXD → Received Data (A) Data received by DTE103 S TXD ← Transmitted Data (B) Data generated by DTE104 R RXD → Received Data (B) Data received by DTE113 U EXTCLK← Transmitter SignalElement Time (A)To help detect center of signaling element on BA115 V RSET → Receiver SignalElement Timing (A)To help detect center of signaling element on BB113 W EXTCLK← Transmitter SignalElement Timing (B)To help detect center of signaling element on BA115 X RSET → Receiver SignalElement Timing (B)To help detect center of signaling element on BB114 Y TSET → Transmit SignalElement Timing (A)To help detect center of signaling element on BA114 a TSET → Transmit SignalElement Timing (B)To help detect center of signaling element on BB142 n TST → Test Indicator Reserved for test