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GX10i
CONFIDENTIAL
YES
YES
NO
Is CN001 5 pin on the high level?
Jumper (CN001 5 pin to Q206 2 pin) defective.
YES
NO
Voltage of approx 6.4 V applied to CN001 8 pin?
Sub-screen display unit defective.
C017, control signal line to IC104, or the sub-screen
display unit defective.
YES
NO
Does the main-screen display function?
11. Sub-screen display does not function.
Refer to Troubleshooting, “Power does not turn on.”
(see page 2-42)
YES
NO
Is the sub-screen display set to ON?
ON Setting by the following menu:
Settings ––> Phone settings ––> External display ––>
Sub-screen display On/Off.
YES
NO
Is PWB connector CN001 surely inserted?
Connector insertion defective.
NO
YES
Clean the connector CN001 contact point and insert the
sub-screen display again. Does it function?
Connector insertion part soiled.
NO
Voltage of 3
±
0.1 V applied to CN001 7 pin?
Jumper (CN001 7 pin to VINT Line) defective.
Содержание GX10i
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