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RNS Troubleshooting(Equipment Class)

ZTE University

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Typi al Trouble shooting *lo+

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Common *ailures an" ,ossible Causes

Common phenomena o# startup #ailures- lo .#ailures- version loa"ing #ailures an" transmission#ailuresCommon auses o# startup #ailures- lo . #ailures-version loa"ing #ailures an" transmission #ailures

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*ailure /es riptionFailure Types Failure Symptoms

Clo . *ailures Re#eren e lo . lost0 phase1lo .e" loop out o# lo .

Startup *ailures 2oar" in"i ator al+ays on0boar" restarting repeate"ly

Transmission *ailures 3in. #ailure or lin. bit slipalarm

&ersion 3oa"ing *ailures Syn hroni ation o##oregroun"4ba .groun" "ata#aile"0 version loa"ing #aile"

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,ossible CausesFailure Types Possible Causes

Startup*ailures

The 2OOT is +rong (The boar" is not inserte" tightly or orre tly- or the E,3/is burne" in orre tly)5The E,3/ is not burne" or burne" in orre tly5The version #ile is +rong or the version is missing5The version is in onsistent +ith that in the "atabase5The memory bar is not in position or is "amage"- or the har" "is. or the boar"is "amage"5There is an , a""ress on#li t or 67C a""ress on#li t5

The "ata on#igurations are in orre t5Clo . *ailures The inputte" re#eren e lo . signal is lost5

The inputte" re#eren e lo . signal be omes +ea.5The lo . onne tion able is in poor onta t5The phase1lo .e" loop is out o# lo .52oar" #ailuresThe 89:: lo . resour e is #aile"5

&ersion3oa"ing*ailures

Stru tures o# #oregroun" "atabase o# "i##erent versions hange"There are "ata table on#li ts "uring version upgra"e/ata table revision on the #oregroun" an" ba .groun" are not syn hroni e"

Transmission*ailures

Clo . abnormalitiesThe transmission equipment is abnormal- an" the transmission quality "oesnot rea h the stan"ar"5The "ata on#igurations are in orre t5

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Common *ailure Solutions

Common solutions #or startup #ailuresCommon solutions #or lo . #ailuresCommon solutions #or version loa"ing #ailures

Common solutions #or transmission #ailures

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Startup *ailures1 The RO62 2oar" RestartsRepeate"ly

;,ossible Causes?@>A= po+erontime out

Re on#igure the RO62 an"import the orre t "ata5Repla e the RO625

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Startup *ailures1 RNCBs ,eripheral 2oar"sRestart Repeate"ly5

;Troubleshooting?C>8= po+eron *aile" Che . to see i# the version o# the

peripheral boar" is in onsistent+ith that o# the RO6,5

2ase pro ess OSSDCon#igpo+er on #aile"

Che . to see i# the home mo"uleis in normal on"ition5

Obtaining RO6, version time

out

Che . to see i# the C,U an"

*,!7 versions are all loa"e"su ess#ully5

3o al 2oar" 2oot Tas.request master Omp

Che . the physi al hannel #romthe peripheral boar" to the RO62boar"5

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Startup *ailures1 Fo+ to Fan"le a 2oar" Reset

;*ault ,henomenon4 E? DOmp5t?t4/OC>4 E? Dpp5t?t

The #ailure re or" #iles orrespon"ing to the boar"s inall slots

4 /E>4E$C N*O4

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Startup *ailures1 mproper /ata Con#igurations (Opti alnter#a e 7,S) Cause Repeate" 2oar" Restarts

;*ault ,henomenon