ADC KENTROX
DATASMART MODELS 7856X, 7876X (ADD/DROP)
|
Card Type |
T1 CSU/DSU |
|
Chipset |
Unidentified |
|
T1 Transfer Rate |
1.544Mbps |
|
T1 Protocol |
Unidentified |
|
Frame Type |
Unidentified |
|
Data Bus |
Serial |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
Monitor receive equalization in jack |
CN1 |
V.35 serial data port 2 |
CN9 |
|
Monitor receive network out jack |
CN2 |
V.24 DCE serial control port |
CN10 |
|
Monitor monitor jack |
CN3 |
V.24 DTE serial control port |
CN11 |
|
Monitor transmit equalization out jack |
CN4 |
AC or DC power in (depends on model) |
CN12 |
|
Monitor transmit network in jack |
CN5 |
T1 line out (network interface) |
CN13 |
|
Monitor transmit monitor jack |
CN6 |
T1 line in (terminal interface) |
CN14 |
|
Auxiliary jack (see pinout below) |
CN7 |
Alarm cutoff switch |
S3 |
|
V.35 serial data port 1 |
CN8 | ||
|
CN1 PINOUT | |||
|
Function |
Pin |
Function |
Pin |
|
Positive external clock in |
1 |
Not used |
6 |
|
Negative external clock in |
2 |
Alarm signal common |
7 |
|
Chassis ground |
3 |
Normally open alarm contact |
8 |
|
Signal ground |
4 |
Normally closed alarm contact |
9 |
|
Unbalanced external clock in |
5 | ||
|
THUMBWEEL FUNCTION SELECTION | |||
|
Function |
S1 |
S2 |
S3 |
|
Reset loopback tests |
Position 0 |
Pushed |
Not pushed |
|
Begin remote line loopback test |
Position 1 |
Pushed |
Not pushed |
|
Unidentified |
Position 2 |
Pushed |
Not pushed |
|
Reset to factory defaults and switch settings |
Position 3 |
Pushed for 2 sec. |
Pushed for 2 sec. |
|
Unidentified |
Position 3 |
Pushed |
Not pushed |
|
Begin near-end line loopback test |
Position 4 |
Pushed |
Not pushed |
|
Begin near-end payload loopback test |
Position 5 |
Pushed |
Not pushed |
|
Begin near-end local loopback test |
Position 6 |
Pushed |
Not pushed |
|
Unidentified |
Position 7 |
Pushed |
Not pushed |
|
Send QRST test code |
Position 8 |
Pushed |
Not pushed |
|
Send 3 in 24 test code |
Position 9 |
Pushed |
Not pushed |
|
Note:S2 and S3 must always be held for at least one-half of one second for the above functions to take effect. | |||
|
DIAGNOSTIC LED(S) | |||
|
LED |
Color |
Status |
Condition |
|
TXD1 |
Yellow |
On |
Data port 1 is receiving data from network |
|
TXD1 |
Yellow |
Off |
Data port 1 is not receiving data from network |
|
RXD1 |
Yellow |
On |
Data port 1 is transmitting data to network |
|
RXD1 |
Yellow |
Off |
Data port 1 is not transmitting data to network |
|
CTS1 |
Yellow |
On |
Data port 1 CTS is high |
|
CTS1 |
Yellow |
Off |
Data port 1 CTS is low |
|
RTS1 |
Yellow |
On |
Data port 1 RTS is high |
|
RTS1 |
Yellow |
Off |
Data port 1 RTS is low |
|
TXD2 |
Yellow |
On |
Data port 2 is receiving data from network |
|
TXD2 |
Yellow |
Off |
Data port 2 is not receiving data from network |
|
RXD2 |
Yellow |
On |
Data port 2 is transmitting data to network |
|
RXD2 |
Yellow |
Off |
Data port 2 is not transmitting data to network |
|
CTS2 |
Yellow |
On |
Data port 2 CTS is high |
|
CTS2 |
Yellow |
Off |
Data port 2 CTS is low |
|
RTS2 |
Yellow |
On |
Data port 2 RTS is high |
|
RTS2 |
Yellow |
Off |
Data port 2 RTS is low |
|
DATA1 |
Green |
On |
Valid data signal detected on T1 network interface |
|
DATA1 |
Green |
Blinking |
Network Set, Reset, or Test code detected on T1 network interface |
|
DATA1 |
Green |
Off |
No valid signal detected on T1 network interface |
|
CV1 |
Red |
On |
Code Violation error detected on T1 network interface |
|
CV1 |
Red |
Off |
Code Violation error not detected on T1 network interface |
|
DIAGNOSTIC LED(S) (CONT) | |||
|
LED |
Color |
Status |
Condition |
|
LOS1 |
Red |
On |
Loss Of Signal condition detected on T1 network interface |
|
LOS1 |
Red |
Off |
Loss Of Signal condition not detected on T1 network interface |
|
OOF1 |
Red |
On |
Signal is out of frame synchronization on T1 network interface |
|
OOF1 |
Red |
Off |
Signal is not out of frame synchronization on T1 network interface |
|
AIS1 |
Red |
On |
Alarm Indication Signal condition detected on T1 network interface |
|
AIS1 |
Red |
Blinking |
Alarm Indication Signal being transmitted to T1 network interface |
|
AIS1 |
Red |
Off |
Alarm Indication Signal condition not detected on T1 network interface |
|
YEL1 |
Yellow |
On |
Remote Yellow Alarm condition detected on T1 network interface |
|
YEL1 |
Yellow |
Blinking |
Local Yellow Alarm condition detected on T1 network interface |
|
YEL1 |
Yellow |
Off |
Yellow Alarm condition not detected on T1 network interface |
|
DATA2 |
Green |
On |
Valid data signal detected on T1 terminal interface |
|
DATA2 |
Green |
Blinking |
Network Set, Reset, or Test code detected on T1 terminal interface |
|
DATA2 |
Green |
Off |
No valid signal detected on T1 terminal interface |
|
CV2 |
Red |
On |
Code Violation error detected on T1 terminal interface |
|
CV2 |
Red |
Off |
Code Violation error not detected on T1 terminal interface |
|
LOS2 |
Red |
On |
Loss Of Signal condition detected on T1 terminal interface |
|
LOS2 |
Red |
Off |
Loss Of Signal condition not detected on T1 terminal interface |
|
OOF2 |
Red |
On |
Signal is out of frame synchronization on T1 terminal interface |
|
OOF2 |
Red |
Off |
Signal is not out of frame synchronization on T1 terminal interface |
|
AIS2 |
Red |
On |
Alarm Indication Signal condition detected on T1 terminal interface |
|
AIS2 |
Red |
Blinking |
Alarm Indication Signal being transmitted to T1 terminal interface |
|
AIS2 |
Red |
Off |
Alarm Indication Signal condition not detected on T1 terminal interface |
|
DIAGNOSTIC LED(S) (CONT) | |||
|
LED |
Color |
Status |
Condition |
|
YEL2 |
Yellow |
On |
Remote Yellow Alarm condition detected on T1 terminal interface |
|
YEL2 |
Yellow |
Blinking |
Local Yellow Alarm condition detected on T1 terminal interface |
|
YEL2 |
Yellow |
Off |
Yellow Alarm condition not detected on T1 terminal interface |
|
PWR |
Green |
On |
Power is on |
|
PWR |
Red |
On |
Self-test failed |
|
PWR |
Red |
Blinking |
Serious problem has occurred |
|
PWR |
N/A |
Off |
Power is off |
|
LOOP |
Yellow |
On |
Local loopback test in progress |
|
LOOP |
Yellow |
Blinking |
Remote loopback test in progress |
|
LOOP |
Yellow |
Off |
Loopback test not in progress |
|
SEND |
Yellow |
On |
Test code being sent |
|
SEND |
Yellow |
Blinking |
Remote loopback test may be in progress but cannot be verified |
|
SEND |
Yellow |
Off |
Test code not being sent |
|
ALM |
Red |
On |
Alarm condition detected and awaiting user intervention |
|
ALM |
Green |
On |
Alarm condition detected; user intervention in progress |
|
ALM |
Red |
Blinking |
Serious problem has occurred |
|
ALM |
N/A |
Off |
Alarm condition not detected |