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8. Level 3 Repair
8-4-3. No Service
No service
Yes
Yes
END
Check the Voltage
U7016 : 1.8V, C7299 : 1.2V
U7010 : 1.8V
No
Replace the U5000
Home screen
→
Phone
→
Keypad
→
*#1234#
→
Check
Phone version
→
CP :
N950FXXXX or unkown
Yes
CP : A505XXXXX
Check the connection of RF coaxial cable
Check the clock OSC5000
Is the frequency 32.768KHz?
No
Yes
Replace the OSC5000
Replace the U7066
Yes