Troubleshooting Symptom Charts/Miscellaneous
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Miscellaneous
(Continued)
“Sad Macintosh” icon 1 Replace bad disk with known-good disk.
2 Verify that jumper on memory expansion board is configured
correctly for “SIMMs” or “No SIMMs.” (See “Memory
Upgrade” in Additional Procedures.)
3 On 4 MB Macintosh Classic, confirm SIMMs used are eight-
chip SIMMs. (See Memory manual.) Any 1 MB SIMMs with
fewer than eight chips won’t work in the Macintosh Classic.
4 On Macintosh Classic, replace optional memory expansion
board; on Macintosh Classic II/Performa 200, replace
optional SIMMs in two SIMMs slots on logic board.
5 Replace logic board. Retain customer’s SIMMs.
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