Main System - Samsung Mercury-27T Service Manual

4. Trouble shooting

4.3.2. Main System

#1. The system is not turned on.
Check if the AC adapter LED is lit and if the adapter is
1
properly connected to the system.
Check if there are any alien substances in the Power
switch. if have, blow it.
2
34 Replace Main Board
#2. the system does not boot or immediately turns off after being turned on.
Since this may be a short circuit in the system
1
Check the connection status between the CPU and the
RHE.
2
3 Replace the memory module.
4 RTC Reset.
5 Replace Main Board.
4-7
Check the Adapter LED is on
* Check operating or not.
Disconnect the power immediately, disassemble the
system and check if there are any conducting alien
objects such as a screw inside.
* Check if it is out of order.
* Check if it is out of order.
* Check if it is out of order.
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