Nokia NHL-2NA Series Troubleshooting Instructions page 13

NHL-2NA
CCS Technical Documentation
This fault means that software is able to run and thus the watchdog of UEM can be
served.
Selftest functions are executed when the phone is powered on and if one or more selft-
est functions fail, the message "Contact the retailer" is shown on the display.
MCU selftest cases can be split into two categories: The ones that are executed during
power up and the ones that are executed only with a PC connected. These tests and the
items included are as follows:
Figure 1: BB selftest-tool
If a selftest fails, see relevant chapter in this troubleshooting manual.
Issue 1 07/02 ¤Nokia Corporation Page 7