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GPRS Tri Band T260 Level 3 procedure
Rev.1
T260:
NO LED
SERVICE
Insert the correct Software and Flex File then make reset 572#
If still NO LED S. following the procedure;
Check the presence of V2 Voltage on CR500.
Check the presence of control signals on gates of Q505 when
digit in test mode 543# (Yellow color).
If OK replace Q505
If NOT OK Check U800 NOTE1 or faulty.
T260:
NO REAL
TIME CLOCK
Insert the correct Software and Flex File then make reset 572#
If still NO Real Time Cloock following the procedure;
Check the presence of 32,768 Mhz on Y900.
If NOT OK check Y900 and U900 NOTE1 or faulty.
Check the RTC Battery Voltage.
If it is below of 2.4 Volt replace RTC Battery and check U900
and J905 Connector NOTE1 or Faulty.
T260:
NO IrDA
Insert the correct Software and Flex File then make reset 572#
If still NO IrDA following the procedure;
Check U500 NOTE1 or faulty.
If OK check U800 NOTE1 or faulty.
NOTE1 : check if any components mentioned are
correctly positioned , have not dry joint and aren't
not phisically damaged .
pag.19
- MOTOROLA Level3 Authorized -
mercoledì, gennaio 24, 2001
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