DCON RTC Battery +1.2V WLAN Pwr LCD ... - One Laptop per...

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Embedded Controller Battery Charger Fujitsu MB39A129 +1.8V Mem. Pwr Supply +1.2V Power Supply +1.05V Power Supply 3VPCU Power Supply VCORE Power Supply +3.3VSUS Firmware SPI Flash 1 MByte Flash +5VSUS Backlight Power Supply LCD Power Supply OLPC XO-1.5 C1 Prototype Clock Synth ICS9UM702 DCON Hymax HX8837 +1.2V Power Supply External SD/MMC Slot Power Switch +2.8V Pwr Sup. Right Speaker RTC Battery ML1220 CPU Serial Port +3.3V RS-232 RTC Crystal 32 kHz USB Power Switch U5: RT9703 WLAN Pwr Q29: +3.3V Power Switch +3.3V SW Q13 +5V SW PQ31

Transcript of DCON RTC Battery +1.2V WLAN Pwr LCD ... - One Laptop per...

Page 1: DCON RTC Battery +1.2V WLAN Pwr LCD ... - One Laptop per Childwiki.laptop.org/images/e/e0/XO_1.5_Repair_Motherboard.pdf · RTC Battery ML1220 CPU Serial Port +3.3V RS-232 RTC Crystal

Embedded Controller

Battery ChargerFujitsu MB39A129

+1.8V Mem. Pwr Supply

+1.2VPowerSupply

+1.05VPowerSupply

3VPCUPowerSupply

VCOREPowerSupply

+3.3VSUS

FirmwareSPI Flash1 MByte Flash

+5VSUS

BacklightPower Supply

LCD Power Supply

OLPC XO-1.5C1 Prototype

ClockSynth

ICS9UM702

DCONHymax HX8837

+1.2V PowerSupply

ExternalSD/MMC SlotPower Switch

+2.8V Pwr Sup.

Right Speaker

RTC Battery

ML1220

CPUSerial Port+3.3V RS-232

RTC Crystal

32 kHz

USB Power SwitchU5: RT9703

WLAN PwrQ29: +3.3V Power Switch

+3.3V SW Q13

+5V SW PQ31