Chapter 6. 2220 FRU Exchange
Important
Almost all FRUs are hot pluggable and can be exchanged without powering OFF the 2220. Follow
carefully the procedure described.
Nevertheless if you need to power OFF the 2220-501 while the 2220-500 is active ensure that
the two switches have their "Set Switch Options" set in "Inhibit" state. (see “Nways Switch
Administration Station Windows Overview” on page 3-5).
Each time you change an FRU, carefully record its location and check that the attached cables
are correctly labeled.
The exchange procedures are documented with illustrations of ACDC type B, DC48 type B, and APC
type B: Howewer the procedures are identical for type A and type B units.
The differences between type A and type B units are shown in the following sections:
“Identify the ACDC Power Type” on page 6-19.
“Identify the DC48 Power Type” on page 6-20.
“Identify the APC Type” on page 6-21.
Note
The external front and rear covers of the machine are removed by pulling them out. The following
procedures assume that these covers have already been removed. Otherwise see “Opening The Doors
And Covers of 2220 Installed in 37 U Rack” on page 6-6. The front of the machine can be identified by
the location of the control panel.
MAP: Before Exchanging an FRU
001
Is the machine on which you have to exchange the FRU powered ON?
Yes No
002
Go to Step 020 on page 6-4.
003
Check if one or more CP(s) are tripped on the power supply.
Is a CP tripped?
Yes No
004
Go to Step 020 on page 6-4.
005
Copyright IBM Corp. 1998, 1999
6-1
Содержание 2220 Nways 300
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Страница 79: ...Figure 3 11 Example of TCP IP address Chapter 3 Nways Switch Administration Station Functions 3 21...
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Страница 205: ...Appendix A Schematics A 11...
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Страница 217: ...Catalog Section Appendix D Parts Catalog D 7...
Страница 218: ...Assembly 1 2220 Enclosure Assembly Models 300 500 and 501 1 2 D 8 2220 Models 300 500 and 501 Service Guide...
Страница 220: ...Assembly 2 2220 Control Panel and FAN Box Assembly 2 1 3 4 5 D 10 2220 Models 300 500 and 501 Service Guide...
Страница 222: ...Assembly 3 2220 AC DC and DC Power Supply Assembly 1 3 2 4 5 D 12 2220 Models 300 500 and 501 Service Guide...
Страница 224: ...Assembly 4 2220 Board Assembly 2 3 1 8 7 5 6 4 Front View Rear View D 14 2220 Models 300 500 and 501 Service Guide...
Страница 226: ...Assembly 5 2220 Modules 1 2 D 16 2220 Models 300 500 and 501 Service Guide...
Страница 230: ...Assembly 7 Internal Cables Assembly Rear View 1 2 3 4 D 20 2220 Models 300 500 and 501 Service Guide...
Страница 234: ...Assembly 9 29 U RACK Assembly Side Covers 1 2 3 5 6 4 D 24 2220 Models 300 500 and 501 Service Guide...
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Страница 264: ...IBM Part Number 02L4247 Printed in Denmark by IBM Danmark A S 2L4247 SY33 2121 1...