Mitel Voice Processing Solutions Installation And Service Manual

Replacing FRUs
QuestionSignificance
Did the server fail during hoursIf yes, you could suspect software or
of high-peak traffic?application problems, or PBX problems.
Was the server working and thenIf yes, you could exclude server software
suddenly failed during low trafficproblems.
hours?Did the server fail after aIf yes, suspect defective new hardware, a
hardware expansion or upgrade?hardware configuration problem, a
hardware incompatibility problem, or an
installation problem.
Are the problems...

Specific Troubleshooting ProceduresThe following troubleshooting procedures are groups by topic.Replacing 
FRUsWhat Happens
What to Do
Application Software 1.Make sure all cables are installed correctly.
Problems2.Verify that server hardware configuration is set correctly.
3.Refer to the Cent&ram Series G Diagnostics Manual for assistance.
Verify server software is properly configured for the server. Try to
reload the software. If this fails, contact your technical support
group for additional...

Replacing FRUsWhat HappensWhat to Do
Console/Terminal
ProblemsCharacters on-screen
1.Make sure the terminal is plugged in and turned on.
are distorted or
2.incorrectCheck the terminal cable connectors at both ends.
3.Check the brightness and contrast controls.
OrCharacters do not4.Check the console speed, baud rate, and setup.
appear5.Enter C&Q to clear the &l-S.
6. Reset the console.
7. Restart the server.
*.
8.Check that Green LED on backplane is lit. If not lit, replace
backplane fuse.Console function...

Replacing FRUsWhat HappensWhat to Do
3.5 Floppy Disk
Drive Problems
?DD light does not
Make sure floppy disk drive cables are properly installed.
;o on when drive is in
xe.
&mot boot from1.Make sure you are using the correct floppy book diskette
Floppy disk drive.2.Make sure the floppy book diskette is in the floppy disk drive.
3.
Make sure the floppy disk drive light goes on when you turn on
the server.4.
Use On-Site Diagnostics from the 
Maintenanc,e from the hard
disk menu.
5.Turn power off, remove...

Replacing FRUs,What Happens
Hard Disk
Problems
What to Do
Light does not go on
1.Measure voltage (12V/5V) with voltmeter. Voltage should be +/-
when hard disk is in10%.
use.2.Make sure power and signal cables for the hard disk are properly
installed.3.Check to ensure the hard disk is properly configured (see the 
Series
G Communications Server Technical Reference Manual).
You are receiving:“Doubly allocated
speech blocks” or“Out of range
message number” or
“Invalid Reference
Count”1. Run Diagnose (Cl?...

Replacing FRUsWhat Happens
what to Do
he Card Problems
‘oar voice quality on1.Use another telephone line and make test calls. If quality
jutside callsimproves, it is probably not the line cards.
2.Check line current between the telephone switch and the line card.
DB level should be -6 to -12.
3.Check for noise on CO trunks.
Xstortion and/or
:hopping of words
1.Test the telephone lines’ signal-to-noise ratio.
2.Check for nearby sources of hum or noise (R-F, FM, motors, etc.).
Connect the appropriate line...

Replacing FRUsWhat HappensWhat to Do
System and
Miscellaneous
Problems
silence when prompt1. Check line card.
should be heard
2.Check to see if the problem is common to all line groups.
3.Check to see if user interface (offline menu) is set to standard.
4.Reload the prompts diskettes (Cl? 6262).
Server resets without1.Measure server voltage (12V/5V) with voltmeter. Voltage should
apparent reasonbe +/-I 0%.Make sure fans are running and check ground.
2.Make sure power connections are properly isolated...

; :\.
FRU Replacement Task list
Page 1 of 1
VoiceMemo Release 6.OA and later
Task
Procedure
Replacing FRUsRemove/Install Cabinet Cover
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..-...CP 6224
Remove/Install Floppy Disk Drive
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..-...Cl? 6222
Remove/Install Hard Disk
. . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

cp 6220
Remove/Install a Line CardPage 1 of 4
VoiceMemo Release 6.OA and later
This procedure describes first how to remove and then how to install a line card in a
Centigram Series 6 Model 70.
WARNING!This procedure requires that you shut down the system, which results
in an interruption to call processing on the server.Centigram
recommends that you perform these steps during periods of low
tKl.flk.
DANGER!Disconnect the server from its power source before connecting either
cables or comnonents....

Cl? 6220
Page 2 of4VoiceMemo Release 6.OA and later
SteDReference
@ED Remove the line Card
6.Remove the cover to the server.
7.Identify the line card you want to remove.Disconnect all cables from the board
you are going to remove.
8.Looking at the line cards from the front of the cabinet, locate the screws that secure
the cards in the mother board along the back panel.Remove the screw that holds
the line card retaining bracket to the cabinet, as shown in Figure 1.
8
9.Holding the card at each end,...