Apple M9628LL Service Guide - Page 160

Block Diagram: iBook G4 14.1 LCD, iBook G4 14.1 LCD Troubleshooting, Symptom Charts

Page 160 highlights

Block Diagram: iBook G4 (14.1 LCD) 128 MB on-board SDRAM PowerPC G4 microprocessor (L2 cache: 256K) 133 MHz MaxBus Flat-panel display Memory bus AGP 4X bus ATI Mobility Radeon 9200 graphics IC SO-DIMM connector (128 MB pre-installed on 256 MB configs) FireWire PHY Connector to internal IDE disk drive ATA-100 bus Connector to internal optical drive Intrepid memory controller and I/O device controller Ethernet PHY Audio system ATA-33 bus PMU99 power controller PCI bus AirPort Extreme Card PCI USB controller Trackpad Keyboard Power supply and charger 12 Mbps USB Boot ROM Modem Bluetooth External display connector FireWire port Ethernet port Headphone port Internal microphone Internal speakers USB 2.0 port USB 2.0 port Modem connector 14 - iBook G4 (14.1 LCD) Troubleshooting Symptom Charts

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14 -
iBook G4 (14.1 LCD) Troubleshooting
Symptom Charts
Block Diagram: iBook G4 (14.1 LCD)
External
display
connector
Ethernet port
FireWire port
Internal
speakers
Headphone port
Internal
microphone
AGP 4X
bus
Memory bus
133 MHz
MaxBus
Intrepid
memory
controller
and I/O
device
controller
PMU99
power controller
Trackpad
Keyboard
Power supply
and charger
SO-DIMM connector
(128 MB pre-installed
on 256 MB configs)
ATI Mobility
Radeon 9200
graphics IC
Flat-panel
display
Audio
system
Ethernet
PHY
FireWire
PHY
PowerPC G4
microprocessor
(L2 cache: 256K)
128 MB on-board
SDRAM
PCI bus
12 Mbps
USB
Modem
connector
Modem
Bluetooth
Boot
ROM
USB 2.0 port
USB 2.0 port
PCI USB
controller
AirPort
Extreme
Card
ATA-100 bus
ATA-33 bus
Connector to internal
IDE disk drive
Connector to internal
optical drive