802SH
2 – 38
CONFIDENTIAL
In the overseas mode (DCS/PCS), “out-of-range” appears, and no transmission/reception is available.
Is the system setting set to “Auto” or “GSM”?
Change the setting in the network settings to
“Auto” or “GSM”.
Is the USIM inserted?
Insert the USIM.
[Reception system]
Are 4 reception bars displayed?
* Set the BCCH/TCH level of a simulator to -80
dBm in DCS (PCS) band.
Is the voltage approx. 2.75 V applied to VCCA/
VCCB line?
IC1000, IC1200 and Main PWB-A are defec-
tive.
Is the DCS (PCS) band received signal sent to
IC100 pins 13 and 21 (1 and 2)?
IC100, IC101 and IC1000 are defective.
Is the DCS (PCS) band received signal sent
from FL001 pin 2 (3)?
FL100 (FL120) is defective.
Is the DCS (PCS) band received signal sent to
FL001 pin 7?
FL001 is defective.
Is the DCS (PCS) band received signal sent to
FL003 pin 3?
FL003 is defective.
CN1300 is defective.
[Transmission system]
Does IC100 oscillate at the frequency of the
DCS (PCS) band transmitted signal?
IC100, IC400, X770 and IC1000 are defective.
Is the IQ signal sent to IC100 pins 49, 50, 51,
and 52?
IC1000 and Main PWB-A are defective.
Is the DCS (PCS) band transmitted signal sent
to IC300 pin 1?
IC100 and FL331 are defective.
Is the DCS (PCS) band transmitted signal sent
to FL001 pin 12?
IC300 and IC1200 are defective.
Is the DCS (PCS) band transmitted signal sent
to FL003 pin 1?
FL001 is defective.
Is the DCS (PCS) band transmitted signal sent
to FL003 pin 3?
FL003 is defective.
CN1300 is defective.
NO
YES
NO
YES
YES
F
NO
NO
YES
YES
NO
YES
NO
YES
NO
YES
NO
F
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
Содержание Vodafone 802SH
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