Apple 8550 technical specifications AC line input, AC line output, DC power

AC line input

mLine voltage: 100–240 V alternating current (AC), RMS single phase, automatically configured.

mFrequency: 50–60 Hz.

mPower: 340 watts maximum continuous; 520 watts peak input.

AC line output

mOutput receptacle: 100–120 V, 3 amperes (A) AC, 220–240 V, 1.5 A AC RMS (determined by actual input voltage); 3 A maximum at 100 V.

DC power

mContinuous output: 225 watts.

Current type		Total*
+3.3	V	20	A
+5	V	35	A
+5	V (trickle)	0.10	A
+12	V	5	A
–12	V	0.75	A

*Total power output cannot exceed 225 W.

Power requirements for devices you can connect

Apple Desktop Bus (ADB)

mMouse draws up to 10 milliamperes (mA).

mKeyboard draws 25–80 mA (varies with keyboard model used).

mMaximum current available for all ADB devices: 500 mA.

Note: The ADB port can support up to three daisy-chained ADB devices.

98Appendix B / Technical Information