Samsung P560 Service Manual page 168

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4. Troubleshooting
Main System Troubles
5. The system is not turned off.
- Check if the AC adapter LED is lit and if the adapter is properly connected to the system. (Check the adapter LED)
- If the AC adapter is not connected, check the charge status of the battery. Even if the battery is charged, if the remaining
battery charge is too low, the system may not be turned on. (As the following figure shows, press the PUSH button on the
battery and check the remaining battery charge via the LEDs)
- Check if there are any alien substances in the Power switch.
- Replace the main board.
6. Although system power is supplied, the system does not boot or immediately turns off after being turned on.
- Since this may be a short circuit in the system, disconnect the power immediately, disassemble the system and check if there
are any conducting alien objects such as a screw inside
- Check the connection status between the CPU and the RHE.
- Replace the memory module and check if it is out of order.
- Reset the RTC Reset terminal next to the memory socket.
- Replace the main board.
7. The PCMCIA card is not inserted or the Eject button does not work.
- This may occur when the insulator within the PCMCIA card slot is enwrapped.
- Replace the PCMCIA card slot frame and check if it is out of orde.
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