Planet VC-2402-48 [32/35] Number

Table 3-2 List of Troubleshooting Procedures

Type of problem

Procedure

Number

VC-2402 power up problems 3-1

Fiber optics problems 3-2

VDSL/ADSLx service problems (POTS service is ok) 3-3

POTS service problems (VDSL/ADSLx service is ok) 3-4

Subscriber service problems (no POTS and VDSL/ADSLx service) 3-5

Procedure 3-1 Troubleshoot VC-2402 Power Up Problems

Problem indication:

• the SYS LED on the front panel is not lit even though the DSLAM is powered up

• alarm that indicates a system power up problem

• subscribers connected to the DSLAM do not have DSL service; POTS service is

1 Check that the power switch on the front panel is set to the ON position.

2 Check that the power feeds are connected to the DSLAM, and that power is

present on the two power feeds with correct polarity.

3 Replace the VC-2402.

4 Contact your provider.

Procedure 3-2 Troubleshoot Fiber Optics Problems

Problem indication:

• the GBE1/GBE2 LED on the system front panel is not lit (maybe the signal

powerdetectedbytheberopticalreceiverbeingbelowtheminimumpower

threshold) but the SFP interface has been activated

• alarm that indicates loss of signal

• subscribers connected to the DSLAM do not have DSL service; POTS service is

1Checktheconnectionoftheberopticslink.Checkthattheconnectionsare

secure and that the transmit and receive connections are not reversed.

2Disconnecttheberopticslinkfromthedualberopticsconnectoranddoa

physical loopback at the VC-2402.

aIftheGBE1/GBE2LEDturnsgreen,theproblemiswiththeberopticslink.

b If the GBE1/GBE2 LED does not turn green, the problem is with the DSLAM.

Follow Procedure 3-1 to troubleshoot the DSLAM.

3Iftheproblemiswiththeberopticscabling,cleanorreplaceasappropriate.

4 Contact your provider.