8 known error codes for this model

1001 Easy Fix

iCloud request timed out.

2003 Moderate

iCloud sync token/state mismatch detected.

401 Easy Fix

iCloud authorization failed.

403 Easy Fix

iCloud access denied for current account/session context.

404 Easy Fix

Requested iCloud resource not found.

500 Easy Fix

iCloud server encountered an internal error.

503 Easy Fix

iCloud service temporarily unavailable.

504 Moderate

iCloud gateway timeout while processing request.