DIGITAL LINK CORPORATION T1 DSU/CSU DL080 Card Type T1 DSU/CSU Chip Set Unidentified I/O Options AC power connector, DC power connector, serial port, data port via V.35 connector, network interface via 15-pin connector, injection jack, monitor jack T1 Transfer Rate 1.536Mbps T1 Protocol AMI, B8ZS Frame type D4, ESF Data Bus External [Image] CONNECTIONS Function Label Function Label AC power connector CN1 Network port via 15-pin CN5 connector DC power connector CN2 Injection jack - send CN6 Data port via V.35 CN3 Monitor jack - receive CN7 connector Serial port CN4 Fuse F1 USER CONFIGURABLE SETTINGS Setting Label Position » Contiguous bandwidth allocation S1/6 Off Alternate bandwidth allocation S1/6 On » DTE clock set at +SCT S1/7 Off DTE clock set at SCTE S1/7 On » ESF network framing enabled S2/1 Off D4 network framing enabled S2/1 On » B8ZS line code enabled S2/2 Off AMI line code enabled S2/2 On » Internal timing source enabled S2/5 Off Network timing source enabled S2/5 On » Word length 8-bit enabled S2/11 Off Word length 7-bit enabled S2/11 On » DIP switch configuration enabled S2/12 Off Terminal configuration enabled S2/12 On DATA RATE TIME SLOTS Setting S1/1 S1/2 S1/3 S1/4 S1/5 1 time slot Off Off Off Off On 2 time slots Off Off Off On Off 3 time slots Off Off Off On On 4 time slots Off Off On Off Off 5 time slots Off Off On Off On 6 time slots Off Off On On Off 7 time slots Off Off On On On 8 time slots Off On Off Off Off 9 time slots Off On Off Off On 10 time slots Off On Off On Off 11 time slots Off On Off On On 12 time slots Off On On Off Off 13 time slots Off On On Off On 14 time slots Off On On On Off 15 time slots Off On On On On 16 time slots On Off Off Off Off 17 time slots On Off Off Off On 18 time slots On Off Off On Off 19 time slots On Off Off On On 20 time slots On Off On Off Off 21 time slots On Off On Off On 22 time slots On Off On On Off 23 time slots On Off On On On » 24 time slots Off Off Off Off Off DATA ENCODING Setting S1/8 S1/9 » Normal encoding Off Off HDLC encoding Off On Forced encoding On Off LINE BUILD Net build S2/3 S2/4 » 0dB Off Off -7.5dB Off On -15dB On Off SERIAL PORT RATE SELECTION Setting S2/6 S2/7 S2/8 1200bps Off On On 2400bps Off On Off 4800bps Off Off On » 9600bps Off Off Off 19.2Kbps On On Off SERIAL PORT PARITY SELECTION Setting SW2/9 SW2/10 » None Off Off Odd Off On Even On Off DIAGNOSTIC LED(S) LED Color Status Condition PWR Green On DSU/CSU power is on and has passed the self test PWR Red On DSU/CSU power is on; self test failed. PWR Yellow Blinking DSU/CSU power is on; self test is running PWR Yellow On DSU/CSU is on; test other than self test is running PWR None Off Power is off NET Green On Network connection is good NET Red On DSU/CSU cannot synchronize to network frame NET Red/Green Blinking DSU/CSU is detecting a BPV, OOF, or CRC error signal from network NET Yellow On Yellow or blue alarm condition detected on network NET None Off Network connection is broken NLBK Yellow On DSU or CSU loopback initiated by user or management station NLBK Yellow Off DSU or CSU loopback test not running ACK Yellow On Remote loop (up or down) detected - Press buttons to run (up) or (down) remote loop test ACK Yellow Off DSU/CSU remote loop test not running DTE Yellow On DTE loopback running: Press button to run test DTE Yellow Blinking DTE loopback running DTE Yellow Off DTE loopback not running TD Green On DSU/CSU is detecting pulses from the DTE TD Green Off DSU/CSU is not detecting pulses from DTE RD Green On DSU/CSU is receiving pulses from network RD Green Off DSU/CSU is not receiving pulses from network RTS Yellow On RTS signal is high RTS Yellow Off RTS signal is low CTS Yellow On CTS signal is high CTS Yellow Off CTS signal is low DTR Yellow On DTR signal is high DTR Yellow Off DTR signal is low