4. Troubleshooting
4.8.8. Electrical circuit problem
No
Problem Description
Troubleshooting Page
1
Recognition error of the side cover problem
P.4–232
2
SMPS output voltage drop error
P.4–233
3
HDD makes a loud noise.
P.4–234
4
Networking is not working.
P.4–235
5
UI touch malfunction
P.4–236
6
No power problem
P.4–238
7
Active NFC doesn't detect NFC tag.
P.4–239
1) Recognition error of the side cover problem
•
Symptom
: The side cover is closed, but the open message of the side cover displays on LCD.
•
Cause
: The spring plate of the side cover open sensor is deformed by the deformation of the stopper of the side cover.
•
Troubleshooting
1) Replace the side cover open sensor Assy or deform the spring plate to normal shape.
Copyright© 1995-2017 SAMSUNG. All rights reserved.
4-232
Summary of Contents for MultiXpress K4 Series
Page 10: ...Contents 6 4 Document Revision List 6 10 ix Copyright 1995 2017 SAMSUNG All rights reserved ...
Page 53: ...2 Product Specifications and Description Copyright 1995 2017 SAMSUNG All rights reserved 2 37 ...
Page 76: ...2 Product Specifications and Description 2 60 Copyright 1995 2017 SAMSUNG All rights reserved ...