Oct 27 2006
Job No. 4
iPod repair log.
Model:
4G 20GB
Initial Condition:
boots to 
Action:
Reset iPod
– eventually (numerous resets) booted to “do not disconnect”
– iTunes sees iPod but reports that the iPod needs repairing
Restored iPod software using iTunes
– iTunes exits restore with “Unknown error (1418)”
Numerous restarts
– couldn’t get iPod into self diagnostic mode
– iPod sometimes booted to a working menu, sometimes to a dead iPod icon
– couldn’t boot to self diagnostic mode
Boot to Disk Mode
– took a number of tries to get into disk mode
Connected to Mac
– Disk Utility sees iPod as unformatted
Formatted iPod in Disk Utility
– repeated clicks from drive
– Disk Utility hangs
Opened iPod
There was quite a bit of dirt inside the iPod, this is a common problem (I have only seen one iPod where this was not the case).
Disconnected battery
Disconnected HD
Cleaned all components
Re-connected HD and battery
– iPod working, no noticeable problems
Report:
iPod now operational.
Notes:
Dirt or a loose HD connector may have been interfering with operation. If problem reappears this may indicate a failing HD.
Component Summary:
HD
Battery (working condition unknown)
Logic Board
Screen
Click-wheel
iPod has been returned.