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<blockquote data-quote="loupe" data-source="post: 1171069" data-attributes="member: 187420">Powerbook G4 1.67 V.10.5.8 2GB w/hi-res screen upgrade.This thread's been discussed before with lots of comments but I'm not helped yet. So here goes: Before I shut the Powerbook down the other day I had output sound from the internal speakers. And plenty of battery power. A day later I powered up, but didn't hear a startup chime. Then discovered, while playing a Youtube video, there was no sound whatsoever. In preferences, under Sound (and highlighting Internal speakers), it says; The selected device has no output control. Indeed, none of the volume controls (on the keyboard, or menu bar) are functioning. I've never used headphones or external speakers with this Powerbook, nor do I have any. It just seems odd that a sudden sound failure would occur when it was working fine the day before, and the laptop wasn't moved from the desk or jostled or moved at all. I'm not a techie and I don't really want to try a paper clip solution as I've read. But I'd like to know if there is a probable or easy solution before taking it to a repair facility. Could it be a sound card failure, a hardware failure, or some common fixable glitch? Thanks.</blockquote>

[QUOTE="loupe, post: 1171069, member: 187420"] Powerbook G4 1.67 V.10.5.8 2GB w/hi-res screen upgrade. This thread's been discussed before with lots of comments but I'm not helped yet. So here goes: Before I shut the Powerbook down the other day I had output sound from the internal speakers. And plenty of battery power. A day later I powered up, but didn't hear a startup chime. Then discovered, while playing a Youtube video, there was no sound whatsoever. In preferences, under Sound (and highlighting Internal speakers), it says; The selected device has no output control. Indeed, none of the volume controls (on the keyboard, or menu bar) are functioning. I've never used headphones or external speakers with this Powerbook, nor do I have any. It just seems odd that a sudden sound failure would occur when it was working fine the day before, and the laptop wasn't moved from the desk or jostled or moved at all. I'm not a techie and I don't really want to try a paper clip solution as I've read. But I'd like to know if there is a probable or easy solution before taking it to a repair facility. Could it be a sound card failure, a hardware failure, or some common fixable glitch? Thanks. [/QUOTE]

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