How to access the diagnostic screen for testing the device components - T-Mobile Sidekick® / Sidekick® Color / Sidekick® II (all styles)  Print Page
  The T-Mobile Sidekick® contains a self-diagnostic utility. However, the diagnostic tests have to be selected and interpreted with specialized technical support.
  • If you think there is a Sidekick hardware problem that requires a diagnostic test, contact us and refer to support article CCKB3925.
  • T-Mobile requires a description of the suspected problem. Your input is the foundation for resolving the issue.
Solution ID:    cckb3925