IBM 2220 Nways 300, Service Manual

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003
– You are exchanging ONE Clock module and there are TWO Clock modules installed on the 2220-500.
1. You should be logged ON to the Nways Switch administration station. if not go to “How to Start on
the Local 2220” on page 3-1. Then return here.
2. If clock icons are displayed on your screen go to Step 3 . Otherwise continue with Step 2a .
a. In the Nways Switch Services window, double click on the Nways Switch Resource Control
(Local) icon using the left or bottom mouse button.
b. In the Nways Switch Resource Control window, click on View, Expanded Tree View option.
3. Check the status of the Clock module that you are NOT exchanging.
a. Locate the Clock icon, then double click on it.
b. The CMIP Status window is displayed.
Is Providing Services status highlighted?
Yes Continue with the Step 8 .
No Continue with the Step 4 .
4. On the Clock icon, click on the left or bottom mouse button, then on the right or top mouse button.
A popup menu is displayed.
5. Click on the Switchover option.
6. A warning message is displayed informing you that you may disturb part of your traffic. Click on
Yes.
7. Wait for the "Action force Switchover is complete" message, click on OK, then continue with Step 8
. If the message does not appear in less than one minute, there is another problem with the Clock.
call the Network Support Center to inform them, and follow their instructions.
8. Locate the icon of the Clock that you want to exchange. On the Clock icon, click on the left or
bottom mouse button then on the right or top mouse button. A popup menu is displayed.
9. Click on the Deactivate option, and wait for "deactivation complete" message, then continue with
Step 10 . If the "deactivation complete" message does not appear in less than one minute, continue
with Step 10
10. If an external clock device is connected, set the external clock device to the appropriate status
(device dependent).
11. Go to “Exchange a Clock” on page 6-43, to replace the Clock module, then return here to continue
the procedure with Step 12 .
12. Wait until the Clock icon comes green (up to seven minutes).
13. Return to the Nways Switch administration station and check that Clock that you have exchanged is
now Active and Hot Standby.
a. Locate the Clock icon that you have changed, then double click on it using the left or bottom
mouse button.
b. The CMIP Status window is displayed.
Are Active and Hot Standby status highlighted?
Yes Continue with the Step 15 on page 6-42 .
No Continue with the Step 14 on page 6-42 .
(Step 003 continues)
Chapter 6. 2220 FRU Exchange
6-41