Fip-1. 74 Replace Phd Now 091-402/091-935 - Dell 2135cn Service Manual

FIP-1. 74 Replace PHD Now 091-402/091-935

Step
Possible causative parts:
PHD UNIT (PL4.1.21)
PWBA MCU (PL10.7.7)
Checking the life counter value of the PHD UNIT
1
Does the life count value show the near of the end?
Checking after reseating the PHD UNIT
Reseat the PHD UNIT.
2
Does the error still occur when the power is turned OFF and
ON?
Checking after replacing the PHD UNIT
Replace the PHD UNIT. (Refer to Removal 3/Replacement
48.)
3 CAUTION: Be sure to pull eight sealing tapes out from a
new PHD UNIT before installation.
Does the error still occur when the power is turned OFF and
ON?
Version 1 2008.02.01
Check
1 - 320
Chapter 1 Troubleshooting
Remedy
Yes
Replace the PHD
UNIT. (Refer to
Go to step 2.
Removal 3/
Replacement 57.)
Go to step 3. End of work.
Replace the
PWBA MCU.
(Refer to Removal End of work.
31/ Replacement
29.)
No