Siemens SXG 75 - SIM Card Problems

Release 1.1
Technical Documentation
11/2005
TD_Repair_L1-L3_SXG75_R1.1.pdf Page 52 of 61
17 SIM Card Problems
Fault Symptoms
Customer: GRT:
Handset does not accept SIM card SIM Card Problems
Connector SIM Card Reader
SIM Card Problems
Watch for oxidation and
damaged pads of the
SIM Card reader
caused by customer
SCRAP - has to be send
separately to WSC
not
oka
y
okay
not
oka
y
Check the status of the
EMI Filter visually
Check the status of the
SIM Card reader visually
Use the resistor test
function of a multimeter
to check connection
between spring
contacts and soldering
contacts.
The value must be ~0
Exchange
SIM Card reade
r
Continue with
higher repair level
Exchange the
damaged Filter
okay
okay
okay
not
oka
y
not
oka
y
- check for twisted or
bent contacts
- check for dry joints
Back to customer
without repair
Use soldering iron to remove defective component. Avoid excessive heat! Watch surrounding components!
Resolder new component afterwards.
E-commerce order number: L50634-Z97-C406
E-commerce order name: CONNECTOR SIM CARD READER R65 (B)
Soldering temperature: ~ 360°C TIP Temp.
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