Specifications
Troubleshooting Symptom Charts/Error Beeps - 2
Warning: Resetting the power manager will permanently
remove a RAM disk, if present, and all of its contents. You will
also need to reset the date and time (using the Date & Time
control panel).
6 Replace battery transfer board.
7 Replace logic board.
Error Beeps
The computer automatically performs a power-on self test when
it is turned on after being fully shut down (not a restart). This
section describes what to do if beeps are heard during the startup.
Note:
The iBook (14.1 LCD) has one memory expansion slot that
accepts a 1.25-inch (or shorter) PC-100 compliant, SO-DIMM
memory card. Refer to the Memory Replacement instructions for
removal and installation.
Computer beeps once
at startup
1 One beep means that no RAM is detected.
2 If a RAM card is installed in the expansion slot, remove it and
put in known-good and compatible RAM and restart.
• If symptom does NOT repeat, replace RAM card.
• If symptom repeats, replace logic board.
3 If no RAM card is installed, replace logic board.
Computer beeps twice
at startup
1 Two beeps means that EDO memory is installed in the
expansion slot. The iBook does not accept EDO memory.
2 Replace RAM card with known-good and compatible RAM and
restart.
• If symptom repeats, replace logic board.
Computer beeps three
times at startup
1 Three beeps means that no RAM banks passed memory testing.
2 If a RAM card is installed in the expansion slot, remove it and
put in known-good and compatible RAM and restart.
• If symptom does NOT repeat, replace RAM card.
• If symptom repeats, replace logic board.
3 If no RAM card is installed, replace logic board.
Computer beeps four
times at startup
1 Four beeps indicates a bad checksum for the remainder of the
boot ROM. The ROM (which is located on the logic board) is
bad.
2 If a RAM card is installed in the expansion slot, remove it and
put in known-good and compatible RAM and restart.
• If symptom does NOT repeat, replace RAM card.
• If symptom repeats, replace logic board.
3 If no RAM card is installed, replace logic board.