Model 820 - Control Panel - Nb1 - IBM iSeries 270 Service Manual
Sb2 and sb3 hardware
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Also See for iSeries 270:
- User manual (212 pages) ,
- Hardware problem analysis and isolation (512 pages) ,
- Analyze hardware problems (system reference codes (306 pages)
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The 16-digit World-Wide Port-Name can also be determined by appending the digits "1000" to the
beginning of the 12-digit IEEE Address found on the tailstock label of the Fibre Channel IOA. Use the
ESS Web Interface User's Guide (SC26-7346) to update the World-Wide Port-Name in the host
configuration on the IBM 2105 ESS. The ESS Web Interface User's Guide can also be found at the
following URL: http://ssddom02.storage.ibm.com/disk/ess/documentation.html
This ends the procedure.
Model 820 - Control panel - NB1
For use by authorized service providers.
Use this procedure to remove or replace the control panel - NB1 on the Model 820.
Attention: The control panel is sensitive to electrostatic discharge (see "Work with electrostatic
discharge-sensitive parts" on page 585).
To remove or replace the control panel (NB1):
1. Power off the system. See Power on/off the system and logical partitions.
2. Disconnect the ac power cord from the system unit.
3. Open the front cover. See Model 820 - Covers.
4. Pull on the two side fasteners to release the control panel assembly.
5. Slide the panel partially out of the frame.
6. Are you here to exchange the processor capacity or interactive cards?
v Yes: Perform the following:
a. Pull the processor capacity or interactive cards off the control panel card and put the new ones
in place. Note the position and orientation of each card. See Control panel - Model 820.
b. Reinstall the control panel card by reversing the procedure to this point.
c. Go to Verify the repair.
This ends the procedure.
v No: Disconnect the cables that are attached to backside of the control panel. Continue with the
next step.
7. Remove the control panel from the frame.
8. Remove the control panel cover and remove the processor capacity and interactive cards. Note the
position and orientation of each card. See Control panel - Model 820.
9. Install the processor capacity and interactive cards into the new panel and replace the cover.
10. Remove the plastic tab on the front of the control panel that has the machine type and serial number.
The tab should then be installed onto the new control panel.
11. Reverse the above procedure to install the panel.
Note: When a control panel with keystick is replaced, discard the new keys that come with the panel
and reuse the original keys.
12. Do you have the original system unit keys?
v Yes: Continue with the next step.
v No: Perform the following:
a. Open the front cover. See Model 820 - Covers.
b. Pull on the two side fasteners to release the control panel.
c. Slide the panel partially out of the frame.
d. Apply ac power.
e. Insert keystick into panel. The panel should display SRC 0000 5553.
f. Locate the push button located on the back of the control panel, directly behind the keystick
position.
20
Hardware (Remove and Replace; Part Locations and Listings)
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