Dell 5110cn Service Manual page 49

Reseat the PHD ASSY
Does the error still
Yes
occur when turning
Check the PHD
connector
Yes
damages on the PHD
ASSY connector?
Replace the PHD ASSY
Replace the PWBA
MCU. (RRP9.7)
Yes
Is the "ADDR: 30∗∗"
No
on the power?
END
Are there any
No
Replace the PHD ASSY
Does the error still
Yes
occur when turning
on the power?
1 – 32
Chapter 1 Troubleshooting
A
No
displayed?
No
END
B