3.3Initializing POST

POST is initilized in two ways:

By setting the diag-switch?to true and the diag-levelto max or min, followed by power cycling the system unit

By simultaneously pressing the keyboard Stop and D keys while power is applied to the system unit

To set the diag-switch?to true and power cycle the system unit:

1. At the system prompt, type:

ok setenv diag-switch? true

2.At the keyboard, power cycle the system unit by simultaneously pressing the Shift key and the power-on key (FIGURE 3-2). After a few seconds, press the power-on key again.

 

 

Scroll Lock

Power-on key

Stop key

D key

key indicator

Caps Lock

Shift key

Compose

Num Lock

key indicator

indicator

key indicator

key indicator

FIGURE 3-2Sun Type-5 Keyboard

Chapter 3 Power-On Self-Test 3-5

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Sun Microsystems 60 service manual Initializing Post, 2Sun Type-5 Keyboard