Dell Precision 7960 Service Manual page 102

Table 17. System-diagnostic lights (continued)
LED6 LED5
White Blue
Blue White
Blue White
Blue White
Blue White
Blue White
Blue Blue
Blue Blue
Blue Blue
102 Troubleshooting
Blinking pattern
LED4 LED3
Blue Blue
Blue White
Blue White
Blue Blue
Blue Blue
Blue Blue
White Blue
White Blue
White Blue
LED2 LED1
Blue Blue
White White
Blue Blue
White Blue
Blue White
Blue White
Blue White
Blue White
Blue Blue
Problem
description
LED0
Blue Backplane
power fail
Blue System
board power
fail
White System
board power
fail
Blue System
board power
fail
White System
board power
fail
Blue OCP board
power fail
White CPU1
Memory
power fail
Blue CPU1
Memory
power fail
White CPU1
Memory
power fail
Suggested
resolution
e power
cable
3. Change
Backplan
e
1. Replace
the
system
board
2. Change
Backplan
e power
cable
3. Change
Backplan
e
Replace the
system
board.
Replace the
system
board.
Replace the
system
board.
Replace the
system
board.
1. Replace
the
system
board
2. Change
OCP
card
1. Replace
the
system
board
2. Change
Memory
1. Replace
the
system
board
2. Change
Memory
1. Replace
the
system
board
2. Change
Memory