Paradyne 1900 manual Maintenance Checklists, Voice/Data Connectivity Troubleshooting Checklist

3. BitStorm 1900 Maintenance

Maintenance Checklists

Voice/Data Connectivity Troubleshooting Checklist

Table 3-1: Voice/Data Connectivity Maintenance in Facility Room

Problem		Maintenance Check
	• Verify that the correct Tip/Ring pairs are being tested
		for both voice and data
No voice or data service	•	Verify power at all points in the system
	•	Check jumper connections at all cross-connects
	•	Verify connections and wiring conditions at all points
	• Verify that the correct Tip/Ring pairs are being tested
		for both voice and data
	•	Check jumper connections
	• Check LEDs at intermediate hub or InterProxy/router
		connections
	• Check for 10Base-T cable damage
Voice but no data service	•	Verify that Modem card is present in correct slot and
		fully seated in BitStorm 1900 backplane connection
	• Replace Modem card to check for bad card
	•	Verify that the MIU Shelf Processor is in correct slot
		and fully seated in the BitStorm 1900 backplane
		connection
	•	Replace Hub card to check for bad card
	• Verify that the correct Tip/Ring pairs are being tested
		for both voice and data
	• Check jumper connections at PSTN/PBX cross-
		connect
Data but no voice service	•	Check dialtone at the PSTN/PBX cross-connect to
		verify that there is not an external voice network
		problem
	•	Verify that Filter card is present in correct slot and
		fully seated in the Filter Shelf
	•	Replace Filter card to check for bad card

1900-A2-GN20-00 BitStorm 1900 Installation and Maintenance Guide 3-105