Troubleshooting Symptom Charts/Video
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Video
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Rainbow colors
visible from extreme
viewing angles
Such colors are normal for FSTN screens (PowerBook 140/145/
145B).
Image is not uniform For FSTN screens (PowerBook 140/145/145B), irregularity in
images is normal. Adjust contrast and brightness to diminish
effect. For active-matrix screens (PowerBook 170), replace
display (CPRC/ international repairers only) or return
computer to Apple.
Display stopped
working or dimmed
but is fine now
If temperature is under 5 or over 40 degrees centigrade, this
reaction is normal for FSTN screens (PowerBook 140/145/
145B).