Samsung NP900X4D, Руководство по обслуживанию

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4. Trouble shooting
HDMI port does not work normally.
1
System manager confirmation .
(Video / Sound / Controller confirmation)
→ HDMI driver Re-install.
2
Check the Display Manager work normally.
→ Display Manager program Re-install.
3
Check the Control panel .
→ Check HDMI section enable.
4 Replace Main Board.
AP (WLAN) or B / T devices can not connect.
1
If the driver loaded correctly, check in Device Manager. When loaded, AP signal is strong
confirmation.
Make sure that the BT unit power. Or
Check the connection to another host.
2
Wireless antenna connection or check the status of damage.
Antenna change
3 Wireless Lan module connection or check the status of damage
4 Check wlan module connector damage
5
Main-board change
Change Wireless LAN module
The system temperature is too high.
1 Check the system by using SAFC(Samsung Advanced Fan Control)program. * Tool Program reference
2 Check the connection status of Heat sink
→ Screw 5EA
3 Check the connection status of FAN
Screw 4EA (R/L each 2EA)
4 Replace FAN * Check if it is out of order.
5 Replace RHE * Check if it is bent.
6 Replace Main Board. * Check if it is out of order.
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