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ACCESS CONTROL
ACCESS CONTROL |
When attending to a repeater ,or pop these are the steps to follow; |
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1. Contact NOC or Support and sign up for keys. |
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2. Carry a valid Company Identification. |
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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) ; |
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4. Visit the site with a car clearly to identify the company. |
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5. On arrival to the site the engineer should present the relevant particulars ( Letters /ID) to the building management and security officers for approval. |
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6. When Access is granted , proceed with the work. |
Completion of tasks |
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1. Make sure the door is shut and locked up.. |
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2. Surrender the keys to NOC/SUPPORT |
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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. |
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2.LABELLING - After installation of radio or indoor units. Make sure all cables are clearly labelled.( patch cables, power cables, power units). |
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3. CLEANSINESS - always leave place in tidy manner, better than you found it (throw away all trash and all unwanted components). |
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REPEATER - Tower |
TBA |
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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. |
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2. Labelling - labelling all components. |
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3. Sweeping - The floor area should always clear of any particles and objects. |
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ELECTRICALS |
1. AIR CONDITIONER - Cleaning of the Air conditioner by qualified technicians. |
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2. BATTERY - Maintenance and measurement of the output. |
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3. INVERTER - conditional check |
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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 |
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SOLUTION |
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Contact the building management send an engineer to attend |
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CHECK |
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1. Electricity source (Tanesco) |
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2. MCB for a Tripped Circuit. |
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3. Faulty AVS/AVR. |
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4. FAULTY power monitor (router) if everything else ok. |
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If problem is found with the above escalate to electrician |
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SCENARIO 2 |
GENERAL POWER FAILURE |
In the case of a general power failure. |
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1. Check the power source for the switch and the state of switch. |
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2. Check status of UPS plugged into the switch. |
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3. Check the INVERTER functionality. (LED) |
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4. Check theBATTERY source. |
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5. Check the AVS/AVR |
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6. Check the power availability. |
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IF any problem is found with any of the above escalate to the electrician or NOC/SUPPORT |
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SCENARIO 3 |
POWER Fluctuations |
1. Check the UPS |
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2. Check the INVERTER. |
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3. Check the BATTERY source. |
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4. Check the POWER SOURCE for low voltage. |
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WIMAX BSDU |
If the WIMAX Bsdu goes down. check power supply unit. and replace. |
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