Tone Commander 40d120, Installation Instructions Manual

Page: 78 / 142

• If the display shown in Screen 3 above does not appear, temporarily remove power, reapply it, and
repeat Steps 1 through 3. If the results are the same, replace the 40d console.
• If the Maintenance display displaces the blank display, proceed to 40d Line Initialization
Diagnostics below.
40d Line Initialization Diagnostics
When power is applied to a 40d ISDN console that is connected to a fully configured and active ISDN line,
the Line Diagnostic display is automatically shown. Information within the display is continuously updated.
When the 40d and network are fully initialized, the display clears. A typical display transition is as shown
below.
When power is first applied:
When Layer 1 initializes:
When Layer 2 initializes:
When Layer 3 initializes:
Shortly thereafter, the display clears. Typically the above transition takes anywhere from 30 to 90 seconds.
When the display clears, proceed to 40d Call Origination Checkout (page 79).
If the display does not clear, undertake the following:
Page 78 13-102633 Rev. H
Tone Commander 40d120 Installation Instructions
NT: No Seal Current/U Not Synched
L2: TEI Unassigned
TEI:N/A
L3: Down USID:N/A TID:N/A
NEXT LAST [40d] EXIT
Screen 4
NT: U Synchronized/Activated
L2: Established Awaiting TEI
TEI:N/A
L3: Not Initialized USID:N/A TID:N/A
NEXT LAST [40d] EXIT
Screen 5
NT: U Synchronized/Activated
L2: Multi-Frame Established
TEI:076
L3: Not Initialized USID:N/A TID:N/A
NEXT LAST [40d] EXIT
Screen 6
NT: U Synchronized/Activated
L2: Multi-Frame Established
TEI:076
L3: Multi-point USID:000 TID:076
NEXT LAST [40d] EXIT
Screen 7
The RUN/MON switch is set to the MON
position.
Return it to RUN position
to resume normal console operation.
Screen 3