Nokia RH-66 Troubleshooting Manual page 41

Nokia Customer Care
Mobile
Terminal is
Jammed
Page 2
Does the mobile
terminal shut down
after 32 seconds?
NO
Measure DBusEN
interface signal at
test point. Is it OK?
YES
Read mobile device
info. Is it OK?
YES
Retest
Issue 1 03/2005
Is the ESN present?
YES
Has the mobile
device been fully
reflashed for this
Measure watchdog
signal at CBusEN
interface at test
point. Is it OK?
Reflow or change
NO
Measure FBusRxO
signal during mobile
NO
device info read. Is it
Measure FBusTx
signal during mobile
device info read. Is it
©2005 Nokia Corporation
Baseband Description and Troubleshooting
NO
YES
erased and
NO
problem?
YES
NO
YES
UPP.
NO
OK?
YES
NO
OK?
YES
Company Confidential
2115i/2116/2116i (RH-66)
Rebuild the ESN
Perform a full
erase and reflash
the mobile device.
Reflow or change
UPP and reflash.
Reflow or change
UEM and reflash.
Reflow or change
UEM.
Reflow or change
UPP.
Reflow or change
UEM.
Page 41