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 |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
Power connector |
CN1 |
DTE port (V.35 connector) |
CN3 |
|
Network interface via RJ-48 connector |
CN2 |
DTE port (25-pin serial connector) |
CN4 |
|
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 enabled |
S1/6 |
Off | |
|
Remote digital loopback function disabled |
S1/6 |
On | |
|
Streaming terminal function disabled |
S2/5 |
On | |
|
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 enabled |
S3/2 |
On | |
|
Continuous control of RTS lead enabled |
S3/2 |
Off | |
|
LL testing through 25-pin serial connector disabled |
S3/3 |
Off | |
|
LL testing through 25-pin serial connector enabled |
S3/3 |
On | |
|
LL testing through V.35 DTE connector disabled |
S3/4 |
Off | |
|
LL testing through V.35 DTE connector enabled |
S3/4 |
On | |
|
64.0Kbps CC scrambler function disabled |
S3/5 |
On | |
|
64.0Kbps CC scrambler function enabled |
S3/5 |
Off | |
|
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 ground |
S5/1 |
On | |
|
Test mode indication disabled |
S5/2 |
Off | |
|
Test mode indication enabled on pin 25 of 25-pin serial port |
S5/2 |
On | |
|
Test mode indication disabled |
S5/3 |
Off | |
|
Test mode indication enabled on pin NN of V.35 DTE port |
S5/3 |
On | |
|
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 disabled |
S5/6 |
On | |
|
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) LADS |
On |
On |
On |
Off | |
|
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 slow |
Out-of-service or out-of -frame messages received from network |
|
OS/NS |
Red |
Blinking fast |
DSU not receiving signals from 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 |