Paradyne COMSPHERE 3550 Series User Manual page 112

COMSPHERE 3550 Series Data Service Units
Message
Dial Tone:Fail
DDS F: alarm
DSU:Device Fail
DSU:Disable
DSUTst: test , init
External Alarm A
External Alarm B
Invalid Address
C-4
Table C-3
(2 of 3)
Device Health and Status Messages
Dial tone test was enabled and test failed.
Digital facility alarm; alarm is one of the following network alarms:
BiplrViol — Excessive Bipolar Violations
Fac Alarm — Facility Alarm
OutofServc — Out-of-Service condition
No Signal — No signal has been received
Internal failure in the DSU is detected. (Go to the Test branch for Device Test.)
DSU transmitter is disabled. (Go to the Control branch to enable the DSU.)
The DSU is running a test, initiated from init .
test is one of the following tests:
BERT — Bit Error Rate Test
BiL — Bilateral Loopback
Dev — Device Test
DL — Digital Loopback
DT — Digital Test
DTE — DTE Loopback
E-E — End-to-End Test
Lamp — Lamp Test
NetL — Network Loopback
RL — Remote Digital Loopback
TM — Test Mode
init is one of the following initiators:
DTE — Data Terminal Equipment
FP — Front Panel (the DCP)
NMS — Network Management System
Ntwk — Network
Remt — Remote DSU
The DSU detects a positive voltage on Pin 23. This alarm condition is defined by the
Ext Leads configuration option.
The DSU detects a positive voltage on Pin 19. This alarm condition is defined by the
Ext Leads configuration option.
A DSU was powered up with an invalid address. Invalid addresses are:
0 — This is reserved for the SDU
192 — This is reserved for the broadcast address
191 — Invalid for a DSU with a DBM because of the reserved 192
broadcast address
255 — Invalid for a DSU with a DBM
July 1999
Condition
3550-A2-GB20-40