Mitel Sx 200 Ml Pabx Lightware 16 Instructions Guide

Maintenance Log Messages 
Table 7-4 Main Control Reset Log Reports 
Reset Log Message 
Main Control was reset due to power up 
Main Control was reset due to pushbutton 
Main Control was reset due to watch dog timer 
Main Control was reset due to local bay cause 
Main Control was reset due to msg link failure 
Main Control was reset due to software error 
Process 00 ANYTHING at address 012345 
Main Control was reset due to software error 
Main Control was reset due to software error 
Process 00 has...

Troubleshooting 
Table 7-6 Miscellaneous Log Reports 
Reset Log Message Action Required 
System Configuration/System ID module 
conflict. Change system configuration to clear 
error. Check the installation of the System ID module. 
Check Form 4 option selection. 
Log(s) deleted by user A user logged in to the maintenance facility 
(maintenance terminal or console) deleted one or 
more log entries via the DELETE LOGS 
command. 
Involved in recovery is 01 04 04 04 ext 1100 
01 03 03 03 Trk 001 
Main...

8 Troubleshooting Aids 
Call Processing Information 
Table 8-l Digital Bay to Digital Bay Call 
Step Event 
1. Caller in Bay 1 goes Off-Hook (the event). 
2. The Bay Control Card (BCC) scans circuits on each card for events (hardware). 
3. When an event occurs, the BCC assembles a message (in HDLC format) describing the 
event, the associated PLID, and the device which caused the event. 
4. The message is then sent via a dedicated message channel to the Main Control Card II (MCC 
II). 
5. The message is...

Troubleshooting 
Table 8-l Digital Bay to Digital Bay Call (continued) 
I I 
Step Event 
19. MCC II accepts the answer message, instructs the BCC to turn off the ringing being sent to 
the destination, turns off ringback tone being sent to the source, and then instructs the DX 
matrix to connect the source to the destination. 
This establishes the voice connection. 
20. Conversation is carried out and completed. 
21. One party hangs up. BCC detects and sends disconnect message to MCC Il. MCC II puts...

TroubleshooGng Aids 
2. insert an ammeter where the clip was. 
3. Take current readings at the instant the trunk is seized, and after the call has been 
completed. Do this in both incoming and outgoing directions. 
4. Release the trunk and repeat the measurements several times on the same 
Central Office at peak and low traffic hours. 
5. Repeat the above steps using different Central Office trunks. 
Voltage Conversion Method. This method of loop current measurement should be 
used only in such instances...

Troubleshooting 
Loop Stat-t Versus Ground Start Check 
The loop start versus ground start check should be performed as follows (also refer to 
Figure 8-2): 
1. Locate the PBX trunk circuit Tip and Ring on the connecting block at the MDF. 
2. Remove the bridge clips on the Tip and Ring (i.e., disconnect the PBX trunk circuit 
from the Central Office Tip and Ring). 
3. Connect the butt set across the Central Office Tip and Ring. 
4. Go off-hook with the butt set. If Central Office dial tone is returned,...

Troubleshooting Aids 
March 1997 
NOTES 
Issue 1 Revision 0  

Troubleshooting 
8-6 Issue 1 Revision 0 March 1997  

SX-200@ ML PABX 
RS-232 
Maintenance 
Terminal 
TM, @I - Trademark of Mite1 Corporation. 
@ Copvriaht 1997. Mite1 Corporation. 
@ MITEL’  

RS-232 Maintenance Terminal 
NOTICE 
The information contained in this document is believed to be accurate in all re- 
spects but is not warranted by Mite1 Corporation (MlTEL@). The information is 
subject to change without notice and should not be construed in any way as a 
commitment by Mite1 or any of its affiliates or subsidiaries. Mite1 and its affiliates 
and subsidiaries assume no responsibility for any errors or omissions in this doc- 
ument. Revisions of this document or new editions of it may...