Dell Latitude XT2 XFR Service Manual - Page 91

Keyboard Status LEDs, LED Error Codes

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Dell™ Latitude™ XT2 XFR Service Manual 6.8 Keyboard Status LEDs The green lights located above the keyboard indicate the following: Turns on when the numeric keypad is enabled. Turns on when the Caps Lock function is enabled. Turns on when the Scroll Lock function is enabled. 6.9 LED Error Codes Appearance ON-OFF-OFF FLASH-ON-ON FLASH-ON-FLASH OFF-FLASH-OFF Page 91 of 94 Description No SODIMMs are installed Next Step 1. Install supported memory modules. 2. If memory is already present, reseat the module(s) one at time in each slot. 3. Try known good memory from another computer or replace the memory. 4. Replace the system board. System board error 1. Reseat the processor. 2. Replace the system board. 3. Replace the processor. LCD Panel Error 1. Reseat the LCD cable. 2. Replace the LCD panel. 3. Replace the video card / system board. Memory compatibility error 1. Install compatible memory modules. 2. If two modules are installed remove one and test. Try the other module in the same slot and test. Test the other slot with both modules. 3. Replace the memory. Version A00-01

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Dell
™
Latitude™ XT2 XFR Service Manual
Page 91 of 94
Version A00-01
6.8
Keyboard Status LEDs
The green lights located above the keyboard indicate the following:
Turns on when the numeric keypad is
enabled.
Turns on when the Caps Lock function is
enabled.
Turns on when the Scroll Lock function is
enabled.
6.9
LED Error Codes
Appearance
Description
Next Step
ON-OFF-OFF
No
SODIMMs
are installed
1.
Install supported
memory modules.
2.
If memory is already
present, reseat the
module(s) one at
time in each slot.
3.
Try known good
memory from
another computer or
replace the memory.
4.
Replace the system
board.
FLASH-ON-ON
System
board error
1.
Reseat the
processor.
2.
Replace the system
board.
3.
Replace the
processor.
FLASH-ON-FLASH
LCD Panel
Error
1.
Reseat the LCD
cable.
2.
Replace the LCD
panel.
3.
Replace the video
card / system board.
OFF-FLASH-OFF
Memory
compatibility
error
1.
Install compatible
memory modules.
2.
If two modules are
installed remove one
and test. Try the
other module in the
same slot and test.
Test the other slot
with both modules.
3.
Replace the
memory.