Samsung Yh-999 User manual

SERVICE Manual

PORTABLE DIGITAL AUDIO PLAYER CONTENTS

1. Product Specifications

2. Block Diagram

3.Wiring Diagram

4. Exploded Views and Parts List

5. Electrical Parts List

6. Schematic Diagrams

- Confidential -

PORTABLE DIGITAL AUDIO PLAYER

Basic Model : YH-999

ELECTRONICS

Printed in Korea

Code no. AH68-01427S

Samsung Electronics 1-1

1. Product Specifications

Samsung Electronics 2-1

2. Block Diagram

(RED, GREEN, BLUE)

Samsung Electronics 3-1

3.Wiring Diagram

MAIN BOARD

3.5"TFT-LCD

Li-ion Battery

+3.7 V

BATTERY GAUGE

Samsung Electronics 4-1

4.Exploded Views and Parts List

No. Code No. Description Specification Q’ty REMARK

1 AH81-01622A SCREW-TAPTITE M1.6*L3, BLACK 1

2 AH81-01615A COVER-USB TPU 1

3 AH81-01610A KNOB-HOLD PC+ABS, GRAY 1

4 AH81-01608A ASSY-FRONT AL T0.6 + PC ABS 1

5 AH81-01646A ASSY-SPEAKER 15, 8, 0.5W 1

6 AH81-01654A BATTERY LI-ION 1

7 AH81-01657A TFT-LCD 3.5’ PHILIPS 1

8 AH81-01621A SCREW-TAPTITE M1.7*L8, NI PLATE 1

9 AH81-01645A CABLE-HDD HDD + MAIN PCB CABLE 1

10 AH81-01635A ASSY-MAIN-PCB MAIN PCB ASSY 1

11 AH81-01614A HOLDER-HDD RUBBER PIONEER P800 1

12 AH81-01641A 1.8’ HDD TOSHIBA 1.8’ HDD, 20GB 1

13 AH81-01622A SCREW-TAPTITE M1.6*L3, BLACK 1

14 AH81-01620A BRKT-HDD TIN PLATE 1

15 AH81-01612A KNOB-SYSTEM PC+ABS, GRAY 1

16 AH81-01609A ASSY-BACK AL T0.6 + PC ABS 1

17 AH81-01617A SPRING-STAND SUS 304 1

18 AH81-01611A KNOB-STAND-OPEN ABS PLATING 1

19 AH81-01621A SCREW-TAPTITE M1.7*L8, NI PLATE 1

**** YH-999 Parts List ****

AH81-01686A YH-999SET

AH80-01641A HDD Toshiba, 1.8 HDD, 20GB

JATA1 AH81-01642A CONNECTOR 1.8 HDD CONNECTOR

AH81-01645A CONNECTOR WIRE 1.8 HDD CONNECTOR WIRE

AH81-01646A SPEAKER ASS’Y

JSP1 AH81-01647A SPEAKER CONNECTOR Connector, ,GOLD PLATED SMT,1X3P,P=1.00mm-L(SMD,G/F,R/A)

BT1 AH81-01648A BACK-UP BATTERY Battery,RTC

SW10 AH81-01649A JOG SWITCH Switch,Life & Right push Slide switch SLLB310400

JHP1 AH81-01650A EARPHONE JACK Connector,Earphone remote controller 7 port 8pin

JVO1 AH81-01651A A/V JACK CONNECTOR,5P,3.5mm-L,H=5.36mm,BLACK,SMD,AKF-4230-002-3

AH81-01654A BATTERY PACK

JBAT1 AH81-01655A BATTERY CONNECTOR CONNECTOR,LCD PANEL,50pin

AH81-01657A 3.5 TFT-LCD ASS’Y

JLCD1 AH81-01658A 3.5 TFT-LCD CONNECTOR CONNECTOR,LCD PANEL,FH12-50S-0.5SH

JUB1 AH81-01652A USB JACK CONNECTOR(MINI USB B TYPE) UH51543-SS7,5P,P=0.8mm,H=3.95mm

JDCIN1 AH81-01653A AC ADAPTER JACK CONNECTOR,3P.2A/6.3V,1.6mm-L,L=13mm,DIP,MJC-005-C-B-2

SW13 AH81-01660A SLIDE SWITCH Switch,POWER RST-1202

SW2 AH81-01661A SIDE TACT SWITCH SWITCH PUSH EVQPUM02K,4P,H=1.35MM,SMD

JLCD2 AH81-01656A BACKLIGHT CONNECTOR Connector,LCD panel LED, 52746-0417

U1 AH81-01663A IC-CPU Intel , Xscale StrongArmCPU,400MHz ,GDPXA255A0C400,BGA256

U2 AH81-01664A IC-RESET IC,TINY POWER ON RESET CIR,3.08V,LP3470M5-3.08

U3 AH81-01665A IC-SDRAM RA:IC,SDRAM,16X16M 133MHZ,K4S561632E-TL75,TSOP54

U5 AH81-01665A IC-SDRAM RA:IC,SDRAM,16X16M 133MHZ,K4S561632E-TL75,TSOP54

U4 AH81-01668A IC-MEMORY IC,FLASH MEMORY,TE28F160C3TC70

U6 AH81-01669A IC-TIMING IC,Timing ASIC for AM-LCD, BU6771KUT

U7 AH81-01670A IC-OR GATE IC,OR Gate TC7SET86FU,SSOP5-P-0.65A

U12 AH81-01671A IC-USB2.0 IC,USB2.0 CONTROLLER NET2272REV1A-LF,TQFP64

U21 AH81-01672A IC-TVS DIODE IC,LOW CAPACITANCE TVS DIODE ARRAY,SRV05-4,6P

U509 AH81-01672A IC-TVS DIODE IC,LOW CAPACITANCE TVS DIODE ARRAY,SRV05-4,6P

U510 AH81-01672A IC-TVS DIODE IC,LOW CAPACITANCE TVS DIODE ARRAY,SRV05-4,6P

U15 AH81-01673A IC-BUFFER IC,DIGITAL BUFFER/DRIVER,74LVCH162244A

U16 AH81-01675A IC-TRANSCEIVER IC,16bit,TRANSCEIVER,IDT74LVCH16245APA,TSSOP48

U18 AH81-01675A IC-TRANSCEIVER IC,16bit,TRANSCEIVER,IDT74LVCH16245APA,TSSOP48

U17 AH81-01677A IC-CPLD IC,Macrocell CPLD with Enhanced Clocking, XCR3032XL

U24 AH81-01678A IC-MCU IC,8-Bit A/D Type MCU, HT46R23

U25 AH81-01679A IC-BATTERY CHARGER IC,Battery Charger System, SC803IMLTR

U29 AH81-01680A IC- DC/DC CONVERTER IC,STEP-DOWN DC/DC CONVERTER XC6366A335MR,SOT25

U30 AH81-01681A IC-Step-Down Converter IC,Synchronous Step-Down Converter, SC192IMLTR

U501 AH81-01682A IC-DC-DC CONVERTER IC,DC-DC CONVERTER,SC104IMLTR

U502 AH81-01683A IC-DC-DC CONVERTER IC,STEP-UP DC-DC CONVERTER,SC1417BIMSTR

U505 AH81-01684A IC-AMPLIFIER IC,AUDIO POWER AMPLIFIER,TPA2005D1DRBR

U506 AH81-01685A IC-TV ENCODER IC,DIGITAL TV ENCODERS,VT1622AM

U507 AH81-01640A IC-AUDIO CODEC IC,AUDIO CODEC,WM9711LEFL

U508 AH81-01639A IC-DC/DC CONVERTER IC,STEP-UP DC/DC CONVERTER,XC6367A503MR

U511 AH81-01638A IC-TIME CLOCK IC,SERIAL REAL-TIME CLOCK,DS1339U-33

U512 AH81-01637A IC-VOLTAGE REGULATOR IC,VOLTAGE REGULATOR,XC6206P332MR

U513 AH81-01636A IC-LDO REGULATOR IC,LDO REGULATOR,R1114Q251D,SC82AB

U514 AH81-01636A IC-LDO REGULATOR IC,LDO REGULATOR,R1114Q251D,SC82AB

U515 AH81-01636A IC-LDO REGULATOR IC,LDO REGULATOR,R1114Q251D,SC82AB

AH81-01635A BOARD MAIN BOARD

Location no. Code no. Description & Specification Remarks

Samsung Electronics 5-1

5. Electrical Parts List

*S.N.A. : Service Not Available