Biostar M6TSU M6TSU user's manual - Page 103

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Chapter 4 Trouble Shooting 4. Trouble Shooting PROBLEM No power inputs to the system at all. Power light does not illuminate, fan inside power supply does not turn on. Indicator light on keyboard does not turn on. PROBABLE CAUSE DIAGNOSIS SOLUTION Power cable is unplugged. Visually inspect power Make sure power cable cable. is securely plugged in. Defective power cable. Visually inspect the Replace cable. cable; try another cable. Power supply failure. Power cable and wall socket are OK, but system is still dead. Contact technical support. Faulty wall outlet; circuit Plug in device known to Use different socket, Breaker or fuse blown. work in socket and test. repair outlet, reset circuit breaker or replace fuse. PROBLEM System is inoperative. Keyboard lights are on, power indicator lights are lit, hard drive is spinning. PROBABLE CAUSE DIAGNOSIS SOLUTION Memory DIMM is partially dislodged from the slot on the motherboard. Turn off computer. Using even pressure on Take cover off system both ends of the DIMM, unit. Check the DIMM to press down firmly until ensure it is securely the module snaps into seated in the slot. place. 4-1

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Chapter 4
Trouble Shooting
4-1
4. Trouble Shooting
PROBLEM
No power inputs to the system at all. Power light does not illuminate, fan inside
power supply does not turn on. Indicator light on keyboard does not turn on.
PROBABLE CAUSE
DIAGNOSIS
SOLUTION
Power cable is
unplugged.
Visually inspect power
cable.
Make sure power cable
is securely plugged in.
Defective power cable.
Visually inspect the
cable; try another cable.
Replace cable.
Power supply failure.
Power cable and wall
socket are OK, but
system is still dead.
Contact technical
support.
Faulty wall outlet; circuit
Breaker or fuse blown.
Plug in device known to
work in socket and test.
Use different socket,
repair outlet, reset circuit
breaker or replace fuse.
PROBLEM
System is inoperative. Keyboard lights are on, power indicator lights are lit, hard
drive is spinning.
PROBABLE
CAUSE
DIAGNOSIS
SOLUTION
Memory DIMM is
partially dislodged from
the slot on the
motherboard.
Turn off computer.
Take cover off system
unit. Check the DIMM to
ensure it is securely
seated in the slot.
Using even pressure on
both ends of the DIMM,
press down firmly until
the module snaps into
place.