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CHAPTER 6 Routine Maintenance Procedure
User Name Signature of Supervisor Work Time
(From - )
Name of User (Company) Date: Maintenance
Classification
Routine/Non-
routine
Control No. Maintenance
Company
Name of Equipment Room Temperature - °C
°F & humidity%
Name of Worker
Item Detail Check Item Detail Check
Check of Ambient Conditions in
the Switch Room
Ambient
Temperature
Trunk RGU Check SND Trunk
Relative humidity DCF Function
Alarm Check TOPU Tone
PCPro/Printer Check PCPro PCPro
Printer ATTCON Check Ringing Signal
Collection of System Messages Related to Fault System Check
Result of Routine
Diagnosis
CPU
Display of Locked- out Station Locked out
Stations
TSW
Fan Unit Check
PM
Alarm Tests TOPU
Main Power System Check Rectifier
Battery
Trunk RGU Check C.O. Trunk
TIE Trunk
ORT
IRT
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