User Guide

Nokia Customer Care Baseband Description and Troubleshooting
2115i/2116/2116i (RH-66)
Issue 1 03/2005 ©2005 Nokia Corporation Company Confidential Page 49
Keypad Faults
Keypad
Faults
Keypad
Faults
Page 2
Measure voltage at
S2418. Is it high?
Is the power key
working?
Check C2406 and
C2409. Are they OK?
Measure voltage at
S2418 when power
key is pressed. Is it
high?
Change S2418
Mobile
Terminal is
Jammed
NO NO
YES
Check S2418. Is it
OK?
Mobile
Terminal is
Dead
YES
YES
YES
NONO
Change the UEM
YES
Replace any bad
components.
NO