Flash Programming Ok; Part 2 - Nokia NME-2A Series Troubleshooting Instructions

P.A.M.S.
Technical Documentation

Flash Programming OK; part 2

YES
26 MHz clock
Change D300
D300/pin 119?
Check components
D301, D302, C306
R913, G902, C918
Original 08/97
2
NO
MCU/D250/pin 10
RESETX +5 V after
power on?
NO
The data and address signals must
a clear difference between low (0 V)
Troubleshooting Instructions
YES
26 MHz at MCU
/D250 pin 69
/MCUCLK?
YES
MCU/D250
/pin 8/MD2,
/pin 9/STNDBY?
YES
MCU/D250/pin 43
/XPWROFF pulses up to
+5 V after pwr on?
YES
MCU/D250/pin 77
/IRQ0 +5 V after
power on?
YES
MCU/D250/pin 4
/WSTROBEX +5 V
after pwr on?
YES
Check all soldered joints
and high (+5 V)
NME–2A
NO
Change D300
NO
Check joints
and foils
NO
Change D250
NO
Change D300
NO
Check D300
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