GX15
2 – 56
CONFIDENTIAL
13. SIM card is not recognised.
(From page 2-55)
SO601:
Are voltages of the following pins within the range 0 to 2.8 V
(when camera is on)?
1. pins 11 - 18
2. pins 20 - 22
R611, R612, and R613 are mounted improperly.
IC603 is defective.
Replace the SIM card. Is it recognised?
SIM card is defective or not the one specified.
Hereafter, check the signal waveform of each SIM when the power is turned on
without a SIM card inserted.
(SIM signal waveform appears for approx. 70 ms after the power is turned on.)
Is 2.85 V supplied from pins 1, 2, and 6 of the SIM card?
And is periodic pulse wave (3.25 MHz) sent from pin 3 of the
SIM card?
The contact point of the SIM card connector is deformed or
dirty.
R110 or C131 is defective.
Is 2.85 V applied to CN101 pin 1?
Are R110 and C131 good in appearance and mounted prop-
erly?
IC103 is defective.
Short terminal (CN101 pin 1 to IC106 pin 195) is defective.
Is 2.85 V applied to CN101 pin 2?
Is short terminal (CN101 pin 1 to IC106 pin 195) good in
appearance and mounted properly?
IC106 is defective.
R164 is defective.
Is periodic pulse wave sent from CN101 pin 3?
Is R164 good in appearance and mounted properly?
IC106 is defective.
Replace R163, R113, or short terminal (CN101 pin 6 to R163).
Is 2.85 V supplied from CN101 pin 6?
Are R163, R113, and short terminal (CN101 pin 6 to R163)
good in appearance and mounted properly?
CN101 is defective.
IC106 is defective.
B
NO
YES
YES
NO
YES
NO
NO
NO
YES
YES
NO
NO
YES
YES
NO
NO
YES
YES
NO
NO
YES
YES
Summary of Contents for GX15
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