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Subject: Re: HDD off, backlight off, idle 94 mA
From: Daniel Stenberg (
Date: 2003-01-14

On Tue, 14 Jan 2003, Joaquim Carvalho wrote:

> From the RockBox FAQ, about the jukebox power consumption:
> "HDD off, backlight off, idle 94 mA"
> What the hell is using all that power?

CPU is using ~60 mA I think, so I guess the LCD and stuff eat the other 34.

> Does RockBox use a SLEEP or HALT instruction to stop the CPU clock while
> it's doing nothing?


> Does the DSP have a sleep mode?

You mean the MAS? Read the spec sheet.

> Is it being used?

No such things is used.

> Is the hard-disk really off or is it in stand-by mode?

You can change that in your settings, but it can be completely shut off.

 Daniel Stenberg -- --

Page was last modified "Jan 10 2012" The Rockbox Crew