Key Pad Board - Fujitsu Siemens Computers B19-2 Service Manual

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FSC B19-2

8.2.3 Key Pad Board

OSD is unstable or not working
NG
Connect Key Pad Board
Is Key Pad Board connecting normally?
OK
NG
Replace Button Switch
Is Button Switch normally?
OK
NG
Is Key Pad Board Normally?
Replace Key Pad Board
OK
Check Main Board
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