Remove an I/O Data Cable
- Use an antistatic wrist strap to protect the equipment from ESD damage.
- Unpack and inspect the connectors of the replacement cable.
If a guide pin is bent or loose, return the cable and
order another replacement cable.
Caution - Avoid excessive bending of the cable. Repeated bending of the cable can break
wiring to individual connector pins.
- Halt and power down the server.
See Prepare to Power Off the Server.
- Remove the front door.
See Remove the Door.
- Remove trim panels to protect them from being scratched.
See Remove the Trim Panels to remove the following parts.
- Remove the two side trim panels.
- Remove trim panel standoffs.
Remove the standoffs on each side to protect them from breakage.
- Prepare a space in the server so you can access the cables:
- Remove the front filler panel.
See Remove the Front Filler Panel.
- Remove the upper fan cage.
See Remove the Upper Fan Cage.
- Remove the scalability card cage.
See Remove the Scalability Card Cage.
- Remove the lower fan cage.
See Remove the Lower Fan Cage.
- Remove the scalability assembly.
See Remove the Scalability Assembly.
- At the rear of the server, remove the I/O Unit related to this
See Remove an IOU .
- Disconnect the connectors of the I/O data cable:
- Undo four T20 Torx screws to loosen the upper T3/T4 assembly bracket.
Note - Take care not to drop the screws. These are not captive screws.
- Repeat Step a for the lower T1/T2 assembly bracket.
- Carefully remove the T1/T2 and T3/T4 assemblies from openings in the support brackets.
Leave the T1/T2 and T3/T4 assemblies behind the support brackets for now.
- At the front of the server, undo the T20 captive screw on the
T5 cable bracket, disconnect the connector from the midplane.
- Unlock the T6/T7/T8/T9 assembly bracket
There are two metal locking levers on each CMU data cable assembly. The
metal locking levers push against plastic locking tabs that are part of the
CMU power cable assembly.
- Push up slightly on the plastic locking tab, then pull down the metal
See the upper detail in the above illustration.
- Repeat for the second lever.
- Pull the CMU data cable assembly out of the midplane connectors and let
the assembly hang loosely.
See the lower detail in the above illustration.
- Carefully pull the T1/T2 and T3/T4 assemblies out through the maze of I/O
- Gather up the sections of the I/O data cable and remove it from
- To install a replacement I/O data cable, see Install an I/O Data Cable.