4 Troubleshooting Troubleshooting Guide
56
Initial Instrument Boot Phase
The following tables describe the regular initial boot phase of the monitor and its components. If the
boot phase does not proceed as described below go to Boot Phase Failures for Troubleshooting
information.
Monitor Boot Phase:
For these steps it is assumed that the Monitor is powered correctly and the +5V System Board supply
voltage is okay. This is indicated by the green Power On LED.
Time (sec.)
after Power
On
Event
0 When the Power On/Off button is pressed, the green Power On LED and the red error
LED switch on immediately.
1 The alarm LEDs are switched on with low intensity. Colors: Left LED:cyan; Middle
LED:red; Alarm Suspend LED (right): red
3 Red Error LED is switched off.
4 Boot Screen with the Philips Logo appears on the display. Test Sound is issued.
5 All Alarm LEDs are switched off.
6 Alarm LEDs are tested in the following sequence:
Cyan on-off (left LED only)
Yellow on-off (left & middle LED)
red on-off (all LEDs)
8 Fixed screen elements (for example smart keys, alarm fields) appear on the screen.
Boot Screen with the Philips Logo disappears
15-30 First measurement information appears on the screen,user input devices (for example
Mouse, Touch, Speed Point) are functional
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