4
Note
Be sure that the new DC48 that you
want to install has its CB in the OFF
position.
Exchange the DC48.
At the front of the machine, insert the new
DC48.
Reinstall the bracket and secure it with the
two screws previously removed
.H/
.
Secure the DC48 to the bracket with the
four screws previously removed
.G/
.
J5
J4
J2
J3
5
If you are replacing a DC48 power type A
with a DC48 power type B, replace the
DCDx provided (refer to “Exchange a
DCD1 or DCD2” on page 6-53), then
continue with the next step.
Otherwise continue with the next step.
6
At the rear of the machine, secure the
DC48 and connect the earth straps using
the four screws previously removed
.F/
.
Connect the earth strap to the DC48
.E/
.
Connect the cables previously removed, in
the following order:
1. Control panel cable to the J3
connector
.D/
2. Signal cable to the J4 connector
.C/
3. DC cable to the J2 connector
.B/
4. DC cable to the DC plug
.A/
Switch the main CB ON.
Check that:
– The green LED on the DC48 front
cover is ON
– The corresponding green POWER
SUPPLY 1 or 2 LED on the control
panel is ON.
If not check the DC48 installation. If the
problem persists call the Network Support
Center. Otherwise, continue with the next
step.
Go to “Ending the Exchange Procedure”
on page 6-75
6-52
2220 Models 300, 500, and 501: Service Guide
Содержание 2220 Nways 300
Страница 1: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
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Страница 3: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
Страница 12: ...x 2220 Models 300 500 and 501 Service Guide...
Страница 35: ...General and Product Safety xxxiii...
Страница 36: ...xxxiv 2220 Models 300 500 and 501 Service Guide...
Страница 37: ...General and Product Safety xxxv...
Страница 38: ...xxxvi 2220 Models 300 500 and 501 Service Guide...
Страница 39: ...General and Product Safety xxxvii...
Страница 40: ...xxxviii 2220 Models 300 500 and 501 Service Guide...
Страница 41: ...General and Product Safety xxxix...
Страница 50: ...xlviii 2220 Models 300 500 and 501 Service Guide...
Страница 52: ...Part number index Appendix X Gives Bibliography Glossary Index l 2220 Models 300 500 and 501 Service Guide...
Страница 58: ...2 4 2220 Models 300 500 and 501 Service Guide...
Страница 70: ...Figure 3 7 Search Options in the Alarm Desk Window 3 12 2220 Models 300 500 and 501 Service Guide...
Страница 77: ...Chapter 3 Nways Switch Administration Station Functions 3 19...
Страница 79: ...Figure 3 11 Example of TCP IP address Chapter 3 Nways Switch Administration Station Functions 3 21...
Страница 108: ...4 24 2220 Models 300 500 and 501 Service Guide...
Страница 111: ...Chapter 5 2220 Problem Determination Copyright IBM Corp 1998 1999 5 1...
Страница 118: ...5 8 2220 Models 300 500 and 501 Service Guide...
Страница 126: ...3 2 1 1 Figure 6 6 Side Cover Removing for 29 U rack 6 8 2220 Models 300 500 and 501 Service Guide...
Страница 194: ...6 76 2220 Models 300 500 and 501 Service Guide...
Страница 205: ...Appendix A Schematics A 11...
Страница 206: ...A 12 2220 Models 300 500 and 501 Service Guide...
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...
Страница 240: ...Assembly 12 29 U RACK Assembly Rear Side 2 1 Rear View D 30 2220 Models 300 500 and 501 Service Guide...
Страница 244: ...D 34 2220 Models 300 500 and 501 Service Guide...
Страница 246: ...E 2 2220 Models 300 500 and 501 Service Guide...
Страница 248: ...X 2 2220 Models 300 500 and 501 Service Guide...
Страница 260: ......
Страница 263: ......
Страница 264: ...IBM Part Number 02L4247 Printed in Denmark by IBM Danmark A S 2L4247 SY33 2121 1...