DIGITAL LINK
SOLO 56/64 DSU/CSU (REV. B)
|
Card Type |
DSU/CSU |
|
NIC Type |
T1 |
|
Chip Set |
Unidentified |
|
I/O Options |
AC power connector, DC power connector, data port via 25-pin connector serial port (RS-232), network interface via 15-pin connector |
|
Wiring Type |
RJ-48 shielded twisted pair |
|
Maximum Data Rate |
56Kbps (64Kbps clear channel) |
|
Data Bus |
External |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
AC power connector |
CN1 |
Network port via 15-pin connector |
CN4 |
|
DC power connector |
CN2 |
Serial port |
CN5 |
|
Data port via 25-pin connector |
CN3 |
Fuse |
F1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Setting |
Label |
Position | |
|
Data port format V.35 selected |
S1/1 |
Off | |
|
Data port format RS-449 selected |
S1/1 |
On | |
|
Factory configured - do not alter |
S1/2 |
Off | |
|
Factory configured - do not alter |
S1/5 |
Off | |
|
Factory configured - do not alter |
S1/6 |
Off | |
|
Factory configured - do not alter |
S1/7 |
Off | |
|
Factory configured - do not alter |
S1/8 |
Off | |
|
56Kbps enabled |
S2/1 |
Off | |
|
64Kbps enabled |
S2/1 |
On | |
|
Network 64Kbps scrambler disabled |
S2/2 |
Off | |
|
Network 64Kbps scrambler enabled |
S2/2 |
On | |
|
Network V.54 loop code enabled |
S2/3 |
Off | |
|
Network V.54 loop code disabled |
S2/3 |
On | |
|
Network timing source enabled |
S2/4 |
Off | |
|
Internal timing source enabled |
S2/4 |
On | |
|
Serial port stop bits (2) |
S2/5 |
Off | |
|
Serial port stop bits (1) |
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 | |
|
Note: Off corresponds to the 1 or closed position. | |||
|
DATA PORT LOSS TYPE SELECTION | |||
|
Setting |
SW1/3 |
SW1/4 | |
|
RTS mode enabled |
Off |
Off | |
|
DTR mode enabled |
Off |
On | |
|
Disabled |
On |
Off | |
|
SERIAL PORT RATE SELECTION | ||||
|
Setting |
SW2/6 |
SW2/7 |
SW2/8 | |
|
1200bps |
Off |
On |
On | |
|
2400bps |
Off |
On |
Off | |
|
4800bps |
Off |
Off |
On | |
|
9600bps |
Off |
Off |
Off | |
|
14.4Kbps |
On |
On |
On | |
|
19.2Kbps |
On |
On |
Off | |
|
28.8Kbps |
On |
Off |
On | |
|
38.4Kbps |
On |
Off |
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. Light changes green after 10seconds |
|
PWR |
Red/Green |
Blinking |
DSU/CSU is downloading code |
|
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 |
DSU/CSU is receiving a signal from network |
|
NET |
Red |
On |
DSU/CSU cannot synchronize to network frame |
|
NET |
Red/Green |
Blinking |
DSU/CSU is detecting a frame error or illegal BPVs from network |
|
NET |
Yellow |
On |
DSU/CSU is detecting CMI, OOS, or OOF error signal from network |
|
NET |
None |
Off |
DSU/CSU is not receiving a signal from network |
|
INB |
Red |
On |
DSU/CSU is in frame relay in-band management mode; no packets or HDLC flags have been received from network |
|
INB |
Yellow |
On |
DSU/CSU is in frame relay in-band management mode; no frame relay packets have been detected network |
|
INB |
Green |
On |
DSU/CSU is in frame relay in-band management mode; frame relay packets have been detected network |
|
INB |
Red/Green |
Blinking |
Error detected in the frame relay packets received from network |
|
INB |
None |
Off |
DSU/CSU not in frame relay management mode |
|
NLBK |
Red |
On |
DSU or CSU loopback initiated by user or management station |
|
NLBK |
Red |
Blinking |
Loopback in progress: CSU simplex reversal occurring or DSU detecting non-latching codes in 56Kbps |
|
NLBK |
Red |
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 |
Blinking |
Remote loop (up or down) test successful |
|
ACK |
Yellow |
Off |
DSU/CSU remote loop test not running |
|
DTE |
Yellow |
On |
DTE loopback running: LT not asserted - Press button to run test |
|
DTE |
Yellow |
Blinking |
DTE loopback running: LT asserted |
|
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 |