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Chapter 3. Using the System
This chapter provides information on how to start and use the system.
Starting the System
This section discusses the various ways to start the system.
Starting the System without an HMC Attached
To power on the system, perform the following steps in sequence.
1. On a Model 6C3, open the front rack door.
On a Model 6E3, open the bezel door.
2. Ensure that the power is connected to the system unit.
Before you press the power-on button on your operator panel, observe the following:
v The power LED is slowly blinking.
v An OK prompt is visible in the operator panel display.
3. Press the power-on button on the operator panel.
After pressing the power-on button located on the operator panel, observe the following:
a. The power LED begins to blink visibly faster.
b. The system cooling fans are activated and begin to accelerate up to operating speed.
Note: There is approximately a 30-second transition period between the time the power-on button
is pressed and the power LED remains on solid (no longer blinking).
c. The power LED stays on solid and progress indicators, also referred to as checkpoints, are visible
on the operator panel display.
1 Operator Panel Display
2 Front Serial Connector (FS1) (Model
6C3 Only)
3 Attention LED
4 System Reset Button
Starting the System with an HMC Attached
After the required cables are installed and the power cables are connected, the HMC user interface
provides a power-on function to turn on the power to the system. The power-on button on the operator
panel can be pushed to initialize the system but the preferred method is to use the HMC. Progress
5 Power LED
6 Power-On Button
7 Service Processor Reset Switch
(Pinhole)
8 Serial Number Label
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