Step 1540-26a
Is there another I/O drawer to connect?
NO The problem has changed. Call your next level of support.
YES Go to “Step 1540-25” on page 128.
Step 1540-27
The boot is not successful. The problem is in the last secondary I/O drawer that was
connected. Do the following steps to deconfigure this secondary I/O drawer.
1. Turn off the power.
2. Unplug the ac power cables for the system rack and the I/O drawer.
3. Leave the external cables (RIO-port0, RIO-port1, SPCN-port0, SPCN-port1)
connected.
4. Plug in the ac power cables for the system rack and the I/O drawer. The operator
panel should now display a blank yellow backlighted LED panel.
5. Go to “Step 1540-28”.
Step 1540-28
Are there any adapters in slots 1, 2, 3, or 4?
No Go to “Step 1540-29”.
Yes Go to “Step 1540-32” on page 130.
Step 1540-29
Are there any adapters in slots 5, 6, 7, or 8?
No Go to “Step 1540-30”.
Yes Go to “Step 1540-33” on page 130.
Step 1540-30
Are there any adapters in slots 9 or 10?
No Go to “Step 1540-31”.
Yes Go to “Step 1540-34” on page 130.
Step 1540-31
Are there any adapters in slots 11, 12, 13, or 14?
No Go to “Step 1540-38” on page 132.
Yes Go to “Step 1540-35” on page 131.
Chapter 3. Maintenance Analysis Procedures 129
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