CHAPTER 2 HARDWARE INSTALLATION
2-29
D-LED
1 2 3 4 DESCRIPTION POSSIBLE PROBLEM/VOICE CONTEXT
0 0 0 0 System Power ON The processor might be damaged or not installed properly**
This will start the BIOS Initialization
1 0 0 0 Early Chipset Initialization Please check local vendor**
0 1 0 0 Memory Detection Test The memory module might be damaged or not
Testing Onboard memory size installed properly**
1 1 0 0 Decompressing BIOS image to Please check local vendor**
RAM for fast booting
0 0 1 0 Initializing Keyboard Controller The keyboard might be damaged or not plug-in properly**
1 0 1 0 Test shadow memory Please check local vendor**
0 1 1 0 Processor Initialization Please check local vendor**
This will show information regarding
the processor e.g. brand name, system
bus, etc.,
1 1 1 0 Testing RTC (Real Time Clock) Low lithium battery**
0 0 0 1 Initializing Video Interface The VGA card might be damaged or not installed properly**
This will start detecting CPU clock,
checking type of video onboard. Then
detect and initialize the video adapter
1 0 0 1 BIOS sign ON Please check local vendor**
This will start showing information about
logo, processor, brand name, etc.,
0 1 0 1 Testing base and Extended memory Please check local vendor**
Testing base memory from 240K to 640K
and extended memory above 1MB using
various patterns
1 1 0 1 Assign Resources to all ISA Please check local vendor**
0 0 1 1 Initializing Hard Drive Controller Check IDE cable for proper installation**
This will initialize IDE drive and
controller
1 0 1 1 Initializing Floppy Drive Controller The Floppy Drive Cable might not be installed*
This will initialize Floppy Drive and
controller
0 1 1 1 Assign IRQs to PCI devices Stop
1 1 1 1 Operating System Booting System Available**
1 = GREEN 0 = RED
** Smart D-LED voice context
* No Smart D-LED voice context
Diagnostic LED & Smart D-LED Voice Function Table
Note: The system D-LED will hang when problem occurs during operation
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