Acer Predator PO3-600 E - Page 73

75
Error Symptom
Action/FRU
Video and Monitor
Video memory test failed.
V
ideo adapter failed.
1. Remove all non-factory-installed cards.
2. L
oad default settings (if screen is readable).
3. Main board
Display problem:
-
Incorrect colors
No hi
gh intensity
Missing, broke
n, or incorre
ct characters
Bla
nk monitor (dark)
Bla
nk monitor (bright)
Distorted image
Unre
adable monitor
Other monitor problems
1. Monitor signal connection/cable.
2. Mon
itor
3.
Video adapter card
4. Main
board
Display changing colors.
1. Monitor signal connection/cable
2. Monitor
3. Main board
Display problem not listed above
(including blank or illegible monitor).
1. “Monitor"
2. L
oad default settings (if screen is readable).
3. Main board
Parallel/Serial Ports
Execute “Load BIOS Default Settings” in BIOS Setup to confirm ports presence before diagnosing any
p
arallel/serial ports problems.
Serial or parallel port loop-back test
fa
iled.
1. Make sure that the LPT# or COM# you test is the same as the
setting in BIOS Setup.
2. L
oop-back.
3. Main
board.
Printing failed.
1. Ensure the printer driver is properly installed. Refer to the
printer service manual.
2. Printe
r.
3. Print
er cable.
4. Main
board.
Printer problems.
1. Refer to the service manual for the printer.
Keyboard
Some or all keys on keyboard do not
work.
1. Keyboard
Power Supply
Pressing power switch does not turn off
system.
(Only unplugging the power
c
ord from electrical outlet can turn off
the
sy
stem.)
1. Ensure the Soft-off by PWR-BTTN. in BIOS Setup of Power
Management is not set to Instant-off.
2. Power
switch cable assembly
Pressing power switch does not turn on
the s
ystem.
1. Ensure the power override switch (situated at the back of the
machine, just above the connector for the power ca
ble) is not set
to OFF.
2. Power
switch cable assembly.