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Samsung YP-S3 Service Manual: Overall Block Diagram; Overall Block Diagram

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Schematic Diagram
7-1 Overall Block Diagram
VCC_2.8
VCC_2.8
VDD_BATT
SDRAM
TFT LCD (262K color)
Charge Pump
Nand Flash
SD256M16E
TS-180T-008A
(AAT3151)
32MB(16M*16)
VCC_2.8
Core_1.2
XD [0-15]
XA [1-12]
NF_D [0-7]
USB
USB
Controller
UART
USB
Jack
Line-In
Line-Out
Reset
DFU
Power On
32.768KHz
USB 5V
7-2
USB 5V
Touch
Key PAD
(176*220)
DC/DC
CORE_1.2
VCC_BATT
Converter
Charger IC
VCC_2.8
LCD_D [0..15]
(AAT2550)
ADC
Processor
(S5L8700)
- 32bit ARM940T (200Mhz)
VCC_2.8
- 16bit CalmADM2E (120Mhz)
- 256kb SRAM
I2S
CODEC
I2S
(WM1800G)
VCC_2.8
I2S
RTC
FM Tuner
/12Mhz
S-35392A
(Si4702)
This Document can not be used without Samsung's authorization.
 In the Main System, the Processor (S5L8700), SDRAM, Flash Memory, Power Block, Audio DAC and others have a
basic circuit block and include the FM-Tuner function block. The display connects with the 1.8 inch TFT LCD.
 The IC Serial Interface covers the whole system and has a variety of protocols. First use the host processor (S5L8700)
UART and implement the CODEC and FM Tuner functions.
 The audio DAC use to I2C, I2S to achieve Mode Setting and data transmission separately.
Li-Polymer
Batt.
600mAh
 The power is turned on or off by the Power S/W on the right side of the set. Power is possible through the internal
battery or the adapter, and 5V input is possible with the adapter. Power through the adapter charges the battery at
AAT2550, and system power (2.8V, 1.2) is made.
Earphone
Samsung Electronics

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