Find the symptom in the following table; then follow the instructions given in the Action column.
Symptom Action
Power Problems
The primary I/O drawer does not become powered on, no
OK prompt.
Go to “Map 1521: Cannot Power On the Primary I/O
Drawer, Operator Panel Does Not Show OK Prompt” on
page 85.
The CEC drawer does not become powered on. Go to “Map 1522: Cannot Power On the CEC Drawer” on
page 92.
The secondary I/O drawer does not become powered on,
no power present LED.
Go to “Map 1523: Cannot Power On the Secondary I/O
Drawer, Operator Panel Power Present LED Does Not
Come On” on page 98.
You have been directed here by the SPCN Error Codes
table and the error code is 1011 1C0x.
Go to “Map 1524: The SPCN Error Codes Table Directed
You Here and the Error Code is 1011 1C0x” on page 106.
84 Service Guide