Apple iBook G4 - System Block Diagram

iBook G4 (12-inch Mid 2005) Troubleshooting - 17
Symptom Charts
Block Diagram
External
display
connector
Ethernet port
FireWire port
Internal
speakers
Headphone port
Internal
microphone
AGP 4X
bus
Memory bus
133 or
142 MHz
MaxBus
PMU99
power controller
Trackpad
Keyboard
Power supply and charger
SO-DIMM connector
Graphics IC
32 MB DRAM
Flat-panel
display
Audio
system
Ethernet
PHY
FireWire
PHY
PowerPC G4
microprocessor
(L2 cache: 512 KB)
512 MB on-board
SDRAM
PCI bus
Boot
ROM
USB 2.0 port
USB 2.0 port
PCI USB
controller
AirPort
Extreme
ATA-100 bus
EIDE bus
Connector to internal
IDE disk drive
Connector to internal
optical drive
I2S
USB 1.1
Modem port
Modem module
Bluetooth
Data pump
and DAA
Intrepid
memory
controller
and I/O
device
controller