
340 Chapter 37 Hardware procedures
241-7401-240 5.2S1
Removing a 5-slot Passport switch power supply
Remove a failed power supply before installing a new one.
Prerequisites
Procedure steps
1
Set the power switch on the power supply faceplate to the standby
position. See the figure “5-slot Passport switch power supply” (page 341).
2
At the power distribution panel, turn off the circuit breaker for the outlet
that supplies power to the power supply you want to remove. Ensure that
the outlet is void of primary power.
3
If you are removing a dc power supply, disconnect the battery wire, the
battery return wire, and the ground wire from the terminal block. See the
figure “5-slot Passport switch dc wiring” (page 342).
or
If you are removing an ac power supply, disconnect the power cord from
the power input panel at the rear of the switch. See “Removing a 5-slot
Passport switch ac power supply” (page 344)
4
Unlock the power supply: turn the power supply locking latches one-
quarter turn clockwise. See the figure “Unlocking and removing a 5-slot
Passport switch power supply” (page 343).
5
Pull outwards on the latches to release the power supply and pull the
power supply carefully from the switch.
WARNING
Damage to equipment by electromagnetic interference
To meet electromagnetic interference (EMI) regulatory
requirements and thermal specifications, empty power
supply bays must be fitted with power supply blanks.
Power supply blanks are removed and installed using the
same procedure as for power supplies.
Содержание Passport 7400
Страница 1: ...Passport 7400 Hardware Installation Maintenance and Upgrade 241 7401 240 ...
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Страница 6: ...6 Publication history 241 7401 240 5 2S1 ...
Страница 28: ...28 About this document 241 7401 240 5 2S1 ...
Страница 32: ...32 Chapter 1 3 slot Passport switch installation 241 7401 240 5 2S1 ...
Страница 42: ...42 Chapter 3 5 slot Passport switch installation 241 7401 240 5 2S1 ...
Страница 60: ...60 Chapter 5 16 slot Passport switch installation 241 7401 240 5 2S1 ...
Страница 66: ...66 Chapter 6 16 slot Passport switch shelf replacement 241 7401 240 5 2S1 ...
Страница 74: ...74 Chapter 9 Alarm hardware replacement 241 7401 240 5 2S1 ...
Страница 80: ...80 Chapter 11 BITS termination panel replacement 241 7401 240 5 2S1 ...
Страница 84: ...84 Chapter 12 Cabinet installation 241 7401 240 5 2S1 ...
Страница 88: ...88 Chapter 13 Cable replacement 241 7401 240 5 2S1 ...
Страница 102: ...102 Chapter 18 Ethernet cable replacement 241 7401 240 5 2S1 ...
Страница 106: ...106 Chapter 19 External timing addition 241 7401 240 5 2S1 ...
Страница 110: ...110 Chapter 20 Failed FP cable replacement 241 7401 240 5 2S1 ...
Страница 132: ...132 Chapter 25 Function processor decommissioning 241 7401 240 5 2S1 ...
Страница 152: ...152 Chapter 32 Power cable replacement 241 7401 240 5 2S1 ...
Страница 156: ...156 Chapter 33 Power supply addition 241 7401 240 5 2S1 ...
Страница 160: ...160 Chapter 34 Power supply replacement 241 7401 240 5 2S1 ...
Страница 200: ...200 Chapter 37 Hardware procedures 241 7401 240 5 2S1 Figure 61 Installing a rear cover on a 5 slot Passport switch ...
Страница 228: ...228 Chapter 37 Hardware procedures 241 7401 240 5 2S1 Figure 77 16 slot Passport switch shelf assembly PPT 0892 001 AA ...
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