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2.2.4
KEYBOARD PROBlE"
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SYMPTO" 28:
You cannot type in any characters.
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Figure
2-21.
All Characters
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ACTION:
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1.
Set the Test/Normal switch to Test.
2.
Is the Status light continuously blinking?
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Figure
2-22.
Status light
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YES
Go to step 3.
NO
Replace the logic board.
Go to 3.2, "logic Unit" on page 3-2.
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3.
If 0;11,0;12, or Cs;I3 is displayed, go to 2.2.1 Symptom 1, 2, or 3, respectively.
4.
Can you type in now?
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YES
Return to normal operation.
NO
Replace the keyboard unit.
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•
_/
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C
"
C
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Chapter 2. Problem Determination Guide
2-21
C
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