Unplugging Or Plugging In An Ethernet Lan Cable - IBM 3745 Series Connection And Integration Manual
Communication controller/nways multiprotocol controller
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Also See for 3745 Series:
- Hardware maintenance reference (712 pages) ,
- Maintenance information reference (595 pages) ,
- Problem determination manual (387 pages)
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Unplugging or Plugging In an Ethernet LAN Cable
Important to know before starting this procedure - - - - - - - - - - - ,
• Install only AUI cables that conform to ISO 8802-3.
The ISO 8802-3 says:
liThe connector is not specified to prevent operator contact with the shield,
precautions shall be taken at installation time to ensure that the installer is
warned that the shield is not brought into contact with any hazardous
voltage while being handled by operating personneL
II
• To attach your communication controller to the Ethernet LAN the SQE
TEST switch on the Access Unit must be set to ENABLE. If this is not
done, when you connect the cable to the 3746-900, operation of the
Ethernet LAN may be interrupted.
• Replacing an AUI cable by a 1 OBASE-T cable is not a customer's task. Ask
the IBM representative.
l:Jnplugging or Plugging In an AUI Cable
Step
1
Starting
Step
Before beginning, you must first do the procedure "Starting Connection
Tasks" on page 3-2
Note: There is a locking latch attached to the AUI connector. It is
sometimes difficult to move.
Locking Latch
If you are only plugging in an AUI cable, go to Step 3 on page 1-9
Otherwise, continue with the next step.
2
Unplugging an AUI cable cable.
Ask the network operator to deactivate the affected lines.
Unlock the latch by pushing it to the left. It may require a lot of force
to move it.
Chapter 3. 3746-900: Installing LCBs and ARCs, Connecting Cables
3-9
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