Apple g4 User Manual

• Two 400-Mbps FireWire ports; includes 4-pin-to-6-

pin FireWire cable for connecting DV camcorder

• Two USB ports (12 Mbps each)

• Digital amplifier and speakers with Harman Kardon

audio technology

— Total power output: 20W
— Frequency response: 80 Hz to 20 kHz
— Single USB cable carries both power and audio;

plugs into USB port on the G4 Cube or a display 
with ADC

— Removable covers protect speaker cones
— Digital amplifier module includes locking loop for

theft prevention and minijack for connecting stereo
headphones

• Support for external third-party FireWire and USB

digital audio peripherals such as microphones,
speakers, and MIDI devices

• Apple Pro Keyboard with full-size function and

navigation keys, audio controls, and media-eject key

• Apple Pro Mouse
— Optical sensor provides precision cursor control
— Features a comfortable design that allows virtually

the entire upper surface to be clicked

— Works on a wide variety of surfaces 
— Has no mouse ball to require cleaning

• Line voltage: 115V AC (90V to 132V AC) or 230V AC

(180V to 264V AC)

• Frequency: 47 to 63 Hz, single phase
• Maximum continuous power: 225W
• EPA ENERGY STAR compliant

• Operating temperature: 50° to 95° F (10° to 35° C)
• Storage temperature: –40° to 116° F (–40° to 47° C)
• Relative humidity: 5% to 95% noncondensing
• Altitude: 0 to 10,000 feet (0 to 3,048 m)

• Height: 9.8 inches (24.8 cm)
• Width: 7.7 inches (19.5 cm)
• Depth: 7.7 inches (19.5 cm)
• Weight: 14.0 pounds (6.4 kg)

4

• 450-MHz PowerPC G4 processor
• Velocity Engine vector processing unit with 162

integrated Single Instruction Multiple Data (SIMD)
instructions

• Full 128-bit internal memory data paths
• Powerful floating-point unit supporting single-cycle,

double-precision calculations

• Data stream prefetching operations supporting four

simultaneous 32-bit streams

• 1MB backside level 2 cache running at 225 MHz
• 100-MHz system bus supporting up to 800-MBps

data throughput

• 64MB of PC100 SDRAM (3.3-volt, unbuffered,

64-bit-wide, 168-pin, running at 100 MHz)

• Three DIMM slots support up to 1.5GB of PC100

SDRAM (999MB maximum per application in Mac
OS 9), using up to 1.38-inch (35-mm) DIMMs as
follows:

— 32MB, 64MB, or 128MB DIMMs (64-bit-wide,

64-Mbit technology)

— 128MB or 256MB DIMMs (64-bit-wide, 128-Mbit

technology)

— 512MB DIMMs (64-bit-wide, 256-Mbit technology)

• 20GB 5400-rpm Ultra ATA/66 hard disk drive

1

• DVD-ROM drive for playback of DVD movies,

DVD-ROM and DVD-RAM discs, and CDs

• ATI RAGE 128 Pro graphics card with 16MB of

SDRAM graphics memory installed in a dedicated
AGP 2X graphics slot

• Support for up to 1920- by 1200-pixel resolution 

at 32 bits per pixel (millions of colors)

• Apple Display Connector (ADC); carries analog and

digital video, USB, and power

• 15-pin mini D-Sub VGA connector

• 10/100BASE-T Ethernet connector (RJ-45)
• Built-in 56K V.90 modem card

2

• Optional 11-Mbps AirPort Card; IEEE 802.11 

DSSS compliant

3

• Optional AirPort Base Station containing 56K

modem and 10BASE-T Ethernet port

3

Power Mac G4 Cube