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 |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
AC power connector |
CN1 |
Network port via 15-pin connector |
CN5 |
|
DC power connector |
CN2 |
Injection jack - send |
CN6 |
|
Data port via V.35 connector |
CN3 |
Monitor jack - receive |
CN7 |
|
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 |