BENQ-SIEMENS Vodafone C72, Руководство по обслуживанию

Страница: 43 / 45

Release 1.0
Technical Documentation 11/2005
TD_Repair_L1-L3_C72_R1.0.pdf Page 43 of 45
22 Connector RF
Fault Symptoms
Customer: GRT:
Network search
Failure by TX/RX measurements
No location update possible No location update possible
Network
Problems
Watch for oxidation and
damaged pads of the
Connector
SCRAP - has to be send
separately to WSC
Check the status of the
Connector visually
Use the resistor test
function of a
multimeter to check
connection between
spring contacts and
soldering contacts.
The value must be
~0 Ω
Exchange
Connector
okay
not
okay
- check for twisted or
bent contacts
- check for dry joints
- check for dust
inside the connector
Continue with
higher repair level
caused by customer
Back to customer
without repair
okay
not
okay
Connector RF
Use hot air blower to remove defective component. Avoid excessive heat! Watch surrounding components!
Resolder new component afterwards.
E-commerce order number:
L36334-Z93-C297 (L50334-Z93-C297)
E-commerce order name: CONNECTOR ANTENNA 6mm
Soldering temperature: 240 - 255°C
IRIS Diagnose Code:
81100 Radio / No Contact / Int. Antenna 81200 Radio / No Contact / Ext. Antenna
82100 Radio / Low Receiving Signal / Int. Antenna 82200 Radio / Low Receiving Signal / Ext. Antenna
83100 Radio / Dropped Calls / Int. Antenna 83200 Radio / Dropped Calls / Ext. Antenna
84100 Radio / Call Setup / Int. Antenna 84200 Radio / Call Setup / Ext. Antenna
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2005©BenQ