ADTRAN
DSU 5600
| Card Type | CSU/DSU modem |
| I/O Options | RJ-48S, RS-232 |
| Maximum Modem Rate | 64Kbps |
| Data Bus | External |
CONNECTIONS |
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Function |
Label |
Function |
Label |
| RJ-48S connector | CN1 |
Test selector button | SW1 |
| RS-232 port | CN2 |
Test activator button | SW2 |
USER CONFIGURABLE SETTINGS |
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Setting |
Label |
Position |
|
| 56KBps operation | SW3/4 | Off | |
| 64KBps operation | SW3/4 | On | |
| » | Clear to Send follows Request to Send | SW3/5 | Off |
| Clear to Send forced on | SW3/5 | On | |
| » | Carrier Detect on only when data is received | SW3/6 | Off |
| Carrier Detect forced on | SW3/6 | On | |
| » | Data Set Ready is off when the network is down or test is in progress | SW3/7 | On |
| Data Set Ready forced on | SW3/7 | Off | |
| V.54 Remote Digital Loopback enabled | SW3/8 | Off | |
| V.54 Remote Digital Loopback disabled | SW3/8 | On | |
DTE CONTROL |
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Setting |
SW3/1 |
SW3/2 | SW3/3 |
| 1.2/2.4KBps asynchronous | Off | Off | Off |
| 4.8KBps asynchronous | Off | On | Off |
| 9.6KBps asynchronous | On | On | Off |
| 19.2KBps asynchronous | Off | Off | On |
| 38.4KBps asynchronous | On | Off | On |
| 57.6KBps asynchronous | Off | On | On |
| Synchronous, scrambler enabled | On | On | On |
| Synchronous, scrambler disabled | On | Off | Off |
DIAGNOSTIC LEDS |
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LED |
Color |
Status |
Condition |
LED1 |
Green |
On |
Request to send (RS) detected |
LED1 |
Green |
Off |
Request to send (RS) not detected |
LED2 |
Green |
On |
Clear to send (CS) detected |
LED2 |
Green |
Off |
Clear to send (CS) not detected |
LED3 |
Green |
On |
Data is being transmitted |
LED3 |
Green |
Off |
Data is not being transmitted |
LED4 |
Green |
On |
Data is being received |
LED4 |
Green |
Off |
Data is being not received |
LED5 |
Green |
On |
Carrier Detected (CD) |
LED5 |
Green |
Off |
Carrier not Detected (CD) |
LED6 |
Red |
On |
Problem on local loop or DDS network |
LED6 |
Red |
Off |
Normal operation on local loop or DDS network |
LED7 |
Yellow |
On |
DTE test in progress |
LED7 |
Yellow |
Blinking |
CSU loopback test initiated by telco |
LED8 |
Yellow |
On |
Loop test initiated by local DSU |
LED8 |
Yellow |
Blinking |
Loop test initiated by telco |
LED9 |
Yellow |
Blinking |
Remote loop test initiated by local DSU |
LED9 |
Yellow |
On |
Remote loop test in progress by telco |
LED10 |
Yellow |
On |
Pattern generator is being tested |
LED11 |
Red |
On |
Remote loop test initiated from local DSU |
LED11 |
Red |
Blinking |
Remote loop test initiated from remote telco |