Exchange a DCD1 or DCD2
1
At the rear of the machine, loosen the two
screws
.A/
that secure the cover, and
remove the cover.
Locate the DCDx that you have to
exchange, using “2220 Rear View in 37 U
Rack” on page 6-16.
A
2
Locate the associated ACDC or DC48 power
supply attached to the defective DCDx.
Switch the main CB OFF on the associated
ACDC or DC48 power supply.
J3
J4
J2
J5
MOV
J5
J4
J2
J3
ACDC
DC48
3
Remove the DCDx cable from the associated
power supply (Connector J2)
J2
4
Remove the cable from the top of the
DCDx module that you want exchange.
Unscrew the knob and pull out the DCDx
module.
or
5
Unscrew the screws
.B/
to remove the
lower cable retainer in order to be able to
take out the DCDx cable.
B
Rear View
Cable
Retainer
Chapter 6. 2220 FRU Exchange
6-53
Summary of Contents for 2220 Nways 300
Page 1: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
Page 2: ......
Page 3: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
Page 12: ...x 2220 Models 300 500 and 501 Service Guide...
Page 35: ...General and Product Safety xxxiii...
Page 36: ...xxxiv 2220 Models 300 500 and 501 Service Guide...
Page 37: ...General and Product Safety xxxv...
Page 38: ...xxxvi 2220 Models 300 500 and 501 Service Guide...
Page 39: ...General and Product Safety xxxvii...
Page 40: ...xxxviii 2220 Models 300 500 and 501 Service Guide...
Page 41: ...General and Product Safety xxxix...
Page 50: ...xlviii 2220 Models 300 500 and 501 Service Guide...
Page 58: ...2 4 2220 Models 300 500 and 501 Service Guide...
Page 77: ...Chapter 3 Nways Switch Administration Station Functions 3 19...
Page 108: ...4 24 2220 Models 300 500 and 501 Service Guide...
Page 111: ...Chapter 5 2220 Problem Determination Copyright IBM Corp 1998 1999 5 1...
Page 118: ...5 8 2220 Models 300 500 and 501 Service Guide...
Page 194: ...6 76 2220 Models 300 500 and 501 Service Guide...
Page 205: ...Appendix A Schematics A 11...
Page 206: ...A 12 2220 Models 300 500 and 501 Service Guide...
Page 217: ...Catalog Section Appendix D Parts Catalog D 7...
Page 226: ...Assembly 5 2220 Modules 1 2 D 16 2220 Models 300 500 and 501 Service Guide...
Page 244: ...D 34 2220 Models 300 500 and 501 Service Guide...
Page 246: ...E 2 2220 Models 300 500 and 501 Service Guide...
Page 248: ...X 2 2220 Models 300 500 and 501 Service Guide...
Page 260: ......
Page 263: ......
Page 264: ...IBM Part Number 02L4247 Printed in Denmark by IBM Danmark A S 2L4247 SY33 2121 1...