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Function 03 - Start IPL
Function 03 is enabled only when the system is powered on.
This function starts an IPL using the selected IPL mode when the Enter button is
pressed.
Note: The system may power off and then back on as part of the IPL.
Function 04 - Lamp Test
This function ensures that no indicators are burned out and that characters displayed at
the operator panel are valid. When this test is activated, the following lights on the
operator panel go on:
v The System Attention light
v The Power On light
v A 5 x 7 dot pattern for each character in the Function/Data display.
The lamp test continues on the system operator panel until you perform another
operator panel function or a power procedure.
Use this procedure to verify that the lights on the system operator panel are working
correctly. If you cannot complete these steps, go to the "Starting Point for All Problems"
in the Problem Analysis information for your system to start problem analysis.
1. Power on the system.
2. Press the scroll up or scroll down button on the operator panel to display Function
04.
Press Enter on the operator panel.
3. Do all of the following lights on the operator panel go on?
v System Attention light
v Power On light
v A 5 x 7 dot pattern for each character in the Function/Data display.
This ends this procedure.
Function 05 - SPCN (System Power Control Network) Informational SRC
Function 05 displays information about power faults and provides informational
reference codes during concurrent maintenance procedures. The format for this function
is as follows:
600
Service Guide
Yes
The lights on the system operator panel are working correctly.
No
Exchange the operator panel or the ac module.
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