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| 1. Most FFU down test for noise investigation in the corner station ||'''Purpose'''|| Noise verification due to FFU operation <<br>> in the corner station|| By several persons, did || || |
* Noise investigation about FFUs in the corner stations * Method 1. Make marks on FFU switches that are not turned off in MCE, IFI, PRM, PR3, PR2, BS, SR2, SR3, SRM, OMC with "Pink Tape".<<BR>> (Operated FFU / Total FFU) list is,<<BR>> || area name ||MCE || IFI || PRM || PR3 || PR2 || BS || SR2 || SR3 || SRM || OMC || || Operation/Total ||2/16||2/12 ||2/12 ||4/16 ||4/20 ||4/20||4/20 ||4/16 ||4/16 ||4/16 || <<BR>> 2. 4 people stand by (MCE, IFI, PRM), (PR3, PR2, BS), (SR2, SR3), (SRM OMC) FFU switchs. * Keep taking sensitivity of FPMI condition by an operator. * Turn off almost FFUs at the same time by 4 people, except for pink one. * Check the difference btw FFU operation and alnost-no operation. |
Plans for trial just after ER
- Noise investigation about FFUs in the corner stations
- Method
Make marks on FFU switches that are not turned off in MCE, IFI, PRM, PR3, PR2, BS, SR2, SR3, SRM, OMC with "Pink Tape".
(Operated FFU / Total FFU) list is,
area name
MCE
IFI
PRM
PR3
PR2
BS
SR2
SR3
SRM
OMC
Operation/Total
2/16
2/12
2/12
4/16
4/20
4/20
4/20
4/16
4/16
4/16
- Method
- 4 people stand by (MCE, IFI, PRM), (PR3, PR2, BS), (SR2, SR3), (SRM OMC) FFU switchs.
- Keep taking sensitivity of FPMI condition by an operator.
- Turn off almost FFUs at the same time by 4 people, except for pink one.
- Check the difference btw FFU operation and alnost-no operation.