IBM 360X (2620) Manual Do Utilizador
Beep Symptoms
Symptom/Error
FRU/Action
Continuous beeps.
1. System Board
One beep and a blank,
unreadable, or flashing
LCD.
unreadable, or flashing
LCD.
1. Reseat the LCD
connector. (See
“1090 LCD Assembly”
on page 55.)
“1090 LCD Assembly”
on page 55.)
2. LCD Assembly
3. System Board
3. System Board
One beep, and the message
“Unable to access boot
source.”
“Unable to access boot
source.”
1. Reseat the boot
device.
2. Boot Device
3. System Board
3. System Board
One long, two short beeps
and a blank or unreadable
LCD.
and a blank or unreadable
LCD.
1. System Board
2. LCD Assembly
2. LCD Assembly
One long beep followed by
four short beeps each time
the power switch is
operated.
(System cannot power-on
due to low battery voltage.)
four short beeps each time
the power switch is
operated.
(System cannot power-on
due to low battery voltage.)
1. Connect the AC
Adapter or install a
fully-charged battery.
fully-charged battery.
One long and one short
beep.
beep.
1. System Board
One beep every second.
(System is shutting down
due to low battery voltage.)
(System is shutting down
due to low battery voltage.)
1. Connect the AC
Adapter or install a
fully-charged battery
(allows the system to
completely shutdown
before the battery is
charged).
fully-charged battery
(allows the system to
completely shutdown
before the battery is
charged).
Two short beeps with error
codes.
codes.
1. POST error. (See
“Numeric Error Codes”
on page 35.)
on page 35.)
Two short beeps with blank
screen.
screen.
1. System Board
No Beep Symptoms
Symptom/Error
FRU/Action
No beep, power-on indicator
not on, and a blank LCD
during POST.
not on, and a blank LCD
during POST.
1. Go to “Power
Systems Checkout”
on page 29.
on page 29.
2. System Board
3. Power Sources
3. Power Sources
No beep, power-on indicator
on, and a blank LCD during
POST.
on, and a blank LCD during
POST.
1. System Board
No beep, power-on indicator
on, and a blinking cursor
only during POST.
on, and a blinking cursor
only during POST.
1. System Board
38
IBM Mobile Systems HMM