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Repeater Procedures Cheat Sheet by

PROCEDURES

ACCESS CONTROL

ACCESS CONTROL
When attending to a repeater ,or pop these are the steps to follow;
 
1. Contact NOC or Support and sign up for keys.
 
2. Carry a valid Company Identi­fic­ati­on.
 
3. If the site contacts are available the Engineer should ask NOC / SUPPORT to inform the building management of the pending visit and its purpose. (Some buildings require a letter before allowing Access, the technical coordi­nator will prepare it on request) ;
 
4. Visit the site with a car clearly to identify the company.
 
5. On arrival to the site the engineer should present the relevant partic­ulars ( Letters /ID) to the building management and security officers for approval.
 
6. When Access is granted , proceed with the work.
Comp­letion of tasks
 
1. Make sure the door is shut and locked up..
 
2. Surrender the keys to NOC/­SUP­PORT
 
3. Sign out of the log book.

HOUSEK­EEPING

EVERYDAY HOUSEK­EEPING
REPE­ATER - internal
1. COOL­ING - Make sure the repeater is cool (ceiling fan and/or air condit­ioner working). If not escalate to SUPPORT /NOC to follow up.
 
2.LA­BEL­LING - After instal­lation of radio or indoor units. Make sure all cables are clearly labelled.( patch cables, power cables, power units).
 
3. CLEA­NSI­NESS - always leave place in tidy manner, better than you found it (throw away all trash and all unwanted compon­ents).
 
REPE­ATER - Tower
TBA
 

SCHEDULE MAINTE­NANCE

SCHEDULE MAINTE­NANCE
Scheduled mainte­nance is to be carried out at regular periods , at least once every year for each REPEATER OR POP.
TASK SHEET
REPEATER / POP
1. Dust -Blow the dust from all active compon­ents.
 
2. Labe­lling - labelling all compon­ents.
 
3. Swee­ping - The floor area should always clear of any particles and objects.
 
ELEC­TRI­CALS
1. AIR CONDIT­IONER - Cleaning of the Air condit­ioner by qualified techni­cians.
 
2. BATT­ERY - Mainte­nance and measur­ement of the output.
 
3. INVE­RTER - condit­ional check
 
TOWERS
1. All towers to be regularly assessed for rust and painted if condition necess­itates

TROUBL­ESH­OOTING

SCENARIO 1
POWER MONITOR
If the power monitor is DOWN for more than 6 hours
 
SOLU­TION
 
Contact the building management send an engineer to attend
 
CHECK
 
1. Electr­icity source (Tanesco)
 
2. MCB for a Tripped Circuit.
 
3. Faulty AVS/­AVR.
 
4. FAULTY power monitor (router) if everything else ok.
 
 
If problem is found with the above escalate to electr­ician
 
SCENARIO 2
GENERAL POWER FAILURE
In the case of a general power failure.
 
1. Check the power source for the switch and the state of switch.
 
2. Check status of UPS plugged into the switch.
 
3. Check the INVE­RTER functi­ona­lity. (LED)
 
4. Check theB­ATT­ERY source.
 
5. Check the AVS/­AVR
 
6. Check the power availa­bility.
 
 
IF any problem is found with any of the above escalate to the electr­ician or NOC/SU­PPORT
 
SCENARIO 3
POWER Fluctu­ati­ons
1. Check the UPS
 
2. Check the INVE­RTER.
 
3. Check the BATTERY source.
 
4. Check the POWER SOURCE for low voltage.
 
WIMAX BSDU
If the WIMAX Bsdu goes down. check power supply unit. and replace.
 

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  • Published: 13th March, 2017

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