IBM 2367 Hardware Maintenance Manual - Page 58

Beep symptoms

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Symptom-to-FRU index Beep symptoms Symptom or error FRU or action, in sequence One beep and a blank, unreadable, or flashing LCD. 1. Reseat the LCD connector. 2. LCD assembly. 3. External CRT. 4. System board. One long and two short beeps, and a blank or unreadable LCD. 1. System board. 2. LCD assembly. 3. DIMM. Two short beeps with error codes. POST error. See "Numeric error codes" on page 50. Two short beeps and a blank screen. 1. System board. 2. DIMM. Three short beeps, pause, three more short beeps, and one short beep. 1. DIMM. 2. System board One short beep, pause, three short beeps, pause, three more short beeps, and one short beep. Only cursor appears. Reinstall operating system. Four cycles of four short beeps System board (IBM security and a blank screen. chip) Five short beeps and a blank screen. System board 54 ThinkPad T30 (MT 2366, 2367)

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Beep symptoms
Symptom or error
FRU or action, in sequence
One beep and a blank,
unreadable, or flashing LCD.
1.
Reseat the LCD
connector
.
2.
LCD assembly.
3.
External CRT.
4.
System board.
One long and two short beeps,
and a blank or unreadable
LCD.
1.
System board
.
2.
LCD assembly.
3.
DIMM.
Two short beeps with error
codes.
POST error. See “Numeric
error codes” on page 50.
Two short beeps and a blank
screen.
1.
System board
.
2.
DIMM.
Three short beeps, pause,
three more short beeps, and
one short beep.
1.
DIMM
.
2.
System board
One short beep, pause, three
short beeps, pause, three more
short beeps, and one short
beep.
Only cursor appears.
Reinstall operating system
.
Four cycles of four short beeps
and a blank screen.
System board
(IBM security
chip)
Five short beeps and a blank
screen.
System board
Symptom-to-FRU index
54
ThinkPad T30 (MT 2366, 2367)