PARADYNE CORPORATION COMSPHERE DSU 3510 Card Type T1 DSU Chip Set Unidentified I/O Options Serial port, network interface via RJ-48, power connector, DTE ports (2) Wiring Type T1 via RJ-48 connector Maximum Data Rate 56Kbps (64Kbps clear channel) Data Modulation Protocol DDS Data Bus External [Image] CONNECTIONS Function Label Function Label Power connector CN1 DTE port (V.35 CN3 connector) Network interface via CN2 DTE port (25-pin serial CN4 RJ-48 connector connector) USER CONFIGURABLE SETTINGS Setting Label Position » Circuit assurance function disabled S1/3 On Circuit assurance function enabled S1/3 Off » DSR lead normal during testing S1/4 Off DSR lead off during testing S1/4 On » Elastic store function disabled S1/5 On Elastic store function enabled S1/5 Off » Remote digital loopback functions S1/6 Off enabled Remote digital loopback function S1/6 On disabled » Streaming terminal function S2/5 On disabled Streaming terminal function enabled S2/5 Off » System status disabled S2/6 On System status enabled S2/6 Off » Faceplate switches enabled S3/1 On Faceplate switches disabled S3/1 Off » Switched control of RTS lead S3/2 On enabled Continuous control of RTS lead S3/2 Off enabled » LL testing through 25-pin serial S3/3 Off connector disabled LL testing through 25-pin serial S3/3 On connector enabled » LL testing through V.35 DTE S3/4 Off connector disabled LL testing through V.35 DTE S3/4 On connector enabled » 64.0Kbps CC scrambler function S3/5 On disabled 64.0Kbps CC scrambler function S3/5 Off enabled » 25-pin serial port enabled S3/6 Off V.35 DTE port enabled S3/6 On » Separate signal and frame grounds S5/1 Off Connects signal ground to frame S5/1 On ground » Test mode indication disabled S5/2 Off Test mode indication enabled on pin S5/2 On 25 of 25-pin serial port » Test mode indication disabled S5/3 Off Test mode indication enabled on pin S5/3 On NN of V.35 DTE port » Factory configured - do not alter S5/4 Off » DSR forced high disabled S5/5 Off DSR forced high enabled S5/5 On » Diagnostic message clamping S5/6 On disabled Diagnostic message clamping enabled S5/6 Off DATA RATE SELECTION Setting S2/1 S2/2 S2/3 S2/4 2.4Kbps (+6dBm) Off On On On 4.8Kbps (+6dBm) Off On Off On » 9.6Kbps (0dBm) Off On On Off 19.2 (-10dBm) On On On On 19.2 (0dBm) On Off On On 19.2 (+6dBm) Off On Off Off 38.4Kbps (+6dBm) On On Off On 56.0Kbps (+6dBm) On On Off Off 64.0Kbps (+6dBm) On Off On Off 64.0Kbps (+6dBm) On On On Off LADS TIMING SOURCE SELECTION Setting S1/1 S1/2 » Digital network On On LADS slave On Off LADS internal Off On LADS external Off Off NETWORK ADDRESS SELECTION Setting S4/1 S4/2 S4/3 S4/4 S4/5 S4/6 1 On On On On On Off 2 On On On On Off On 3 On On On On Off Off 4 On On On Off On On 5 On On On Off On Off 59 Off Off Off On Off Off 60 Off Off Off Off On On 61 Off Off Off Off On Off 62 Off Off Off Off Off On 63 Off Off Off Off Off Off » 64 On On On On On On Note: A total of 64 address settings are available. The switches are a binary representation of the decimal memory addresses. S4/1 is the Most Significant Bit and switch S4/6 is the Least Significant Bit. Default setting 64 is out of sequence. DIAGNOSTIC LED(S) LED Color Status Condition OK Green On DSU is on OK Green Off DSU is off or detecting a system failure OS/NS Red Blinking Out-of-service or out-of -frame slow messages received from network OS/NS Red Blinking DSU not receiving signals from fast network TST Yellow On DSU is executing a test TST Yellow Off DSU is not executing a test TST Yellow Blinking DSU is setting up or taking down a test REM Yellow On Remote DSU or digital network test request received REM Yellow Off Remote DSU or digital network test request not received PASS Green On Device test completed without failure PASS Green Off Device test not completed F/S/D Red On Device test unsuccessful or DSU has been disabled F/S/D Red Blinking Streaming terminal alarm condition exists F/S/D Red Off Failure not detected TP Yellow On Test pattern circuit is active. Press the TP pushbutton switch to generate a local test pattern TP Yellow Off Test pattern circuit is not active. LL Yellow On DSU is in local loopback. Press the LL pushbutton switch to initiate a local loopback test LL Yellow Off DSU is not in local loopback DL Yellow On DSU is performing a digital loopback or channel loopback. Press the DL pushbutton switch to initiate digital loopback test. DL Yellow Off DSU is not performing a digital loopback test RL Yellow On Remote digital loopback has been requested of the remote DSU. Press the RL pushbutton switch to request a digital loopback test at the remote end. RL Yellow Off Remote digital loopback has not been requested of the remote DSU. TXD Green On Receiving all zeros from the DTE TXD Green Off Receiving all ones from the DTE TXD Green Blinking Data is being transferred RXD Green On Transmitting all zeros from the DTE RXD Green Off Transmitting all ones from the DTE RXD Green Blinking Data is being transferred RTS Green On RTS signal is high RTS Green Off RTS signal is low CTS Green On CTS signal is high CTS Green Off CTS signal is low DSR Green On DSR signal is high DSR Green Off DSR signal is low LSD Green On LSD signal is high LSD Green Off LSD signal is low 9.6 Green Blinking Data rate at 2.4Kbps or 4.8Kbps 9.6 Green On Data rate at 9.6Kbps 56/64 Green Blinking Data rate at 19.2Kbps or 38.4Kbps 56/64 Green On Data rate at 56.0Kbps or 64.0Kbps