Io Connector Problems - Siemens SXG 75 Service Manual

18

IO Connector Problems

Fault Symptoms
Customer:
Charging Problems
Problems with external loudspeaker or microphone when using a
car kit
Problems with accessories connected at the IO connector
not
okay
Exchange
IO connector
Connector IO Jack
Use soldering iron to remove defective component. Avoid excessive heat! Watch surrounding
components! Resolder new component afterwards.
E-commerce order number: L36334-Z93-C303
E-commerce order name:
Soldering temperature:
IRIS Diagnose Code:
Technical Documentation
TD_Repair_L1-L3_SXG75_R1.1.pdf
IO connector Problems
Watch for oxidation and
damaged pads of the
IO connector
okay
Check the dust inside
the IO connector
okay
Check the status of the
IO connector visually
okay
Use the resistor test
function of a multimeter
to check connection
between spring
contacts and soldering
contacts.
The value must be ~0Ω
IO-JACK SLIM 12-POL
~ 360°C TIP Temp.
46100 Interface/Charging Connector/Mechanical Damage
47300 Interface/Data Interface/Mechanical Damage
4B100 Interface/Headset Connector/Mechanical Damage
Company Confidential
2005©BenQ
GRT:
No connection to GRT
Back to customer
without repair
not
okay
caused by customer
SCRAP - has to be send
separately to WSC
not
okay
Clean IO connector
- check for twisted or
bent contacts
- check for dry joints
okay
Continue with
higher repair level
Release 1.1
11/2005
Page 53 of 61