Apple FW800 - page 120

2 - PowerBook G4 (15-inch FW800) Troubleshooting General Information
Main battery cable Connects main battery to logic board
Modem flex (to logic board) Modem control and data
Optical drive flex (to logic board) Optical data, power, and control signals
PC Card cage flex (to logic board) PC card data and power
Power Button cable Power-on signal
RJ-11 cable (to modem) Analog phone signal
Right USB flex Right USB signal and power
Sleep LED cable (to logic board) Power to sleep LED
Sound/DC-in board flex (to logic board) Bluetooth data
Left USB connector
Left ambient light sensor
Digital audio in/out
Sound/DC-in board cable harness
(to logic board)
Power to system and main battery
Speaker assembly wire harness Left speaker
Right speaker
Mid range speaker
Internal microphone
Trackpad flex Trackpad data and power
Power on button
Keyboard backlight power
Cable or Flex Cable Name Signal(s) Running Through It