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Chapter 6. Data Port Configuration
61200275L1-1 TSU IQ+ User Manual 6-3
Follow RTS
The CTS lead is on when the RTS lead is on (and off when the RTS
lead is off).
DSR Option
Set the DSR lead to F
ORCED
O
N
or N
ORMAL
.
Forced On
The DSR lead is always on.
Normal
The DSR lead is off when the TSU IQ+ is in a loopback test or an
alarm state.
CD Option
Set the CD lead to F
ORCED
O
N
or N
ORMAL
.
Forced On
TheCDleadisalwayson.
Normal
The CD lead is off when the TSU IQ+ is in alarm state.
TC Clock Option (TC CLOCK OPT)
Normal
Clock for DTE's transmit data normal phase.
Inverted
Clock for DTE's transmit data inverted phase. May be used in high
speed circuits (>512 kbps) when the DTE's V.35 interface has high
delay. This is usually indicated by HDLC errors on the TSU IQ+'s
DTE port.
External
Clock for the DTE’s transmit data is derived from the external DTE
device connected to the TSU IQ+.