Warning Messages

WARNING—CU 2 Faulty or Disconnected.

Status Indicator: CU 2

Effect on Call Management: CMS manages calls somewhat more slowly without CU 2. You may notice an increase in abandoned calls during periods of heavy incoming call traffic until you correct this problem.

Possible cause

Corrective action

There’s a loose cable

Make sure the connections between the CU 2

connection between the

jack on the CMS card at the back of the PC

CU 2 jack on the CMS

and the MERLIN II system control unit are

card and the MERLIN II

secure.

system control unit.

 

 

 

Either the cable or the

When you can interrupt call management for a

jack assigned to CU 2 on

few minutes, switch the CU 1 and CU 2 cables

the MERLIN II system

around (unplug the cable from the CU 1 jack

control unit is faulty.

and plug it into the CU 2 jack, and vice versa).

 

If the CU 2 indicator on the screen goes off

 

and the flashing CU 1 indicator appears on the

 

screen, the CU 2 jack on the CMS card is not

 

faulty. Switch the cables back to their original

 

jacks on the CMS card so that CU 1 works and

 

CMS can resume managing calls. Then restart

 

CMS and try to isolate the problem further.

 

 

The CU 2 jack on the

If none of the above actions corrects the

CMS card is faulty.

problem, contact your equipment supplier for

 

assistance.

 

 

Startup Problems 9-5

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AT&T 999-501-149 system manual Status Indicator CU