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GSM TELEPHONE SGH-D840 GSM TELEPHONE CONTENTS Safety Precautions Specification Product Function Array course control Exploded View and Parts List MAIN Electrical Parts List Block Diagrams PCB Diagrams Flow Chart of Troubleshooting 10. Reference data...
contents 1. Safety Precautions 1-1. Repair Precaution ................1-1 1-2. ESD(Electrostatically Sensitive Devices) Precaution ......1-2 2. Specification 2-1. GSM General Specification ..............2-1 2-2. GSM Tx Power Level ..............2-2 2-3. EDGE TX Power Level ..............2-3 3. Product Function 4. Array course control Software Downloading 4-1.
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contents 9. Flow Chart of Troubleshooting 9-1. Baseband 9-1-1. Power ON .................9-1 9-1-2. Initial ..................9-4 9-1-3. Sim Part ...................9-6 9-1-4. Charging Part ................9-7 9-1-5. Microphone Part ................9-8 9-1-6. Speaker Part ................9-10 9-1-7. Camera Part ................9-13 9-1-8. LCD ..................9-16 9-2. RF 9-2-1.
● Don't use as you pleases after change other material than replacement registered on SEC System. Otherwise engineer in charge isn't charged with problem that you don't keep this rules. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
● You must maintain electric contact between ESD and place due to be set up until ESD is connected completely to the proper place or a circuit board. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
2. Specification 2-1. GSM General Specification DCS1800 PCS1900 GSM 900 88 0~9 15 F r e q . Ba n d [ M Hz ] 1710~1785 1850~1910 Uplink/ Downlink 92 5~9 60 1805~1880 1930~1990 0~12 4 AR FC N range 512~885 512~810 &...
Main Function -Camera and camcorder -Music player -File viewer -Bluetooth -Phone to TV -Image editor -Photo printing -Multimedia Message Service (MMS) -E-mail -Offline mode -Web browser SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
4. Array course control Test Jig (GH80-03307A) Test Cable (GH39-00501A) RF Test Cable (GH39-00599A) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
4-2. Prerequisite •Downloader program(Optiflash.exe) •D840 Moblie Phone •Data Cable •Binary Files 4-3. S/W Downloader Program 1. Load the binary download program by execution the "OptiFlash.exe" SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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OptiFlash will use to communicate with the phone. However, Optiflash will use a slower speed if either the PC’s or the phone’s serial hardware is incapable of handling the selected speed. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Array course control “Flash&Verify” -> “Browse” 4. Select the Set the directory path and choose the latest S/W binary, for example "D840XXYY.s3", for the downloader binary setting. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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8. Confirm the downloaded version name by key-string(*#1234#) Memory reset will be done by pressing the following key-strings. Full Reset : “*2767*3855#” will reboot the phone automatically. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
QLC01 QME02 QHI01 QCR61 QCR17 QCA02 QMP01 QSC02 QPC01 QVK01 QSC01 QMI03 QCB01 QCA01 QCH02 QAN02 QCR06 QRF09 QCK01 QRE01 QRF03 QVO01 QCR05 QBA01 QBA00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
QRF09 PMO-COVER MICRO SD GH72-29400A QVO01 PMO-VOLUME KEY GH72-28074A QFR01 ASSY CASE-FRONT GH98-01518A QCR12 SCREW-MACHINE 6001-001530 QMI03 RMO-MIC HOLDER GH73-06561A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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MPR-TAPE PBA GH74-24672A MPR-SPONGE BT GH74-24673A MPR-TAPE LCD FPCB GH74-25807A MPR-TAPE BT GH74-25808A MPR-SPONGE GUIDE GH74-25977A MPR-TAPE LCD B GH74-25978A MPR-VINYL BOHO MAIN WIN FINAL GH74-26270A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Be careful the hook. 3) Remove side Key of both side. 2) And remove the keypad connector from 4) Remove camera module from front cover. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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2) Make the space between slide upper and slide lower using assembly stick. 3) And separate slide upper and lower. 1) At first remove the EMI tape from sub-PBA. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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And then caution the hook. module connector from sub-PBA. 3) Separate sub-keypad connector from 2) Separate LCD module from slide upper sub-PBA. using 4 white points. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
2) And put gold gasket on FPCB and 2) And attach FPCB to LCD module. insulation tape on connector. ※ caution ※ caution 1) Verify the silk line. Verify the silk line. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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3) Verify the FPCB size. 1) Fasten a screw at 4 points with driver 1) Put the 2 kind of screw caps on screw hole. after slide up. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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2) Insert side key FPCB of both side. 3) Combined coaxial cable on main-PBA. 1) Put rear cover on Assay and lock like a 4) Fasten the screw of camera module. picture. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Disassembly and Assembly instructions 1) Fasten a screw at 4 points with driver. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
< SPONGE GUIDE > < KEY PAD > 1) Put the sponge guide on slide upper. 2) And put the Tape LCD FPCB on sponge guide to guide. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
C-CER,CHIP 2203-000254 C132 C-CER,CHIP 2203-006562 C133 C-CER,CHIP 2203-000138 C134 C-CER,CHIP 2203-006562 C135 C-CER,CHIP 2203-000812 C136 C-CER,CHIP 2203-000627 C137 C-CER,CHIP 2203-000233 C138 C-CER,CHIP 2203-000812 C139 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C-CER,CHIP 2203-000254 C213 C-CER,CHIP 2203-000254 C215 C-CER,CHIP 2203-006423 C216 C-CER,CHIP 2203-000425 C217 C-CER,CHIP 2203-000425 C218 C-CER,CHIP 2203-005482 C225 C-CER,CHIP 2203-006562 C228 C-CER,CHIP 2203-005482 C229 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C-CER,CHIP 2203-006208 C332 C-CER,CHIP 2203-006562 C333 C-CER,CHIP 2203-006562 C334 C-CER,CHIP 2203-006825 C339 C-CER,CHIP 2203-006562 C341 C-CER,CHIP 2203-006324 C342 C-CER,CHIP 2203-006562 C344 C-CER,CHIP 2203-006562 C345 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C-CER,CHIP 2203-006423 C423 C-CER,CHIP 2203-000278 C424 C-CER,CHIP 2203-000278 C425 C-CER,CHIP 2203-006423 C426 C-CER,CHIP 2203-006379 C427 C-CER,CHIP 2203-006562 C428 C-CER,CHIP 2203-006257 C432 C-CER,CHIP 2203-006626 C433 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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C-CER,CHIP 2203-005682 C527 C-CER,CHIP 2203-006423 C529 C-CER,CHIP 2203-006423 C530 C-CER,CHIP 2203-005682 C531 C-CER,CHIP 2203-005682 C532 C-CER,CHIP 2203-005682 C533 C-CER,CHIP 2203-005682 C534 C-CER,CHIP 2203-005682 C535 C-CER,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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2203-006562 C575 C-CER,CHIP 2203-006562 C576 C-CER,CHIP 2203-000812 C577 C-CER,CHIP 2203-006423 C578 C-CER,CHIP 2203-006562 C579 C-CER,CHIP 3709-001344 CD200 CONNECTOR-CARD EDGE 0407-000115 D301 DIODE-ARRAY 2911-000010 DUF100 DUPLEXER-FEM SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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OPA403 IC-VIDEO AMP 2801-004551 OSC200 CRYSTAL-SMD 2801-004340 OSC401 CRYSTAL-SMD 1201-002267 PAM102 IC-POWER AMP 2007-007310 R100 R-CHIP 2007-000171 R101 R-CHIP 2007-007310 R102 R-CHIP 2007-000141 R103 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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R-CHIP 2007-000138 R136 R-CHIP 2007-000162 R200 R-CHIP 2007-000172 R201 R-CHIP 2007-000148 R202 R-CHIP 2007-008483 R204 R-CHIP 2007-008055 R205 R-CHIP 2007-000172 R207 R-CHIP 2007-008542 R208 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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R-CHIP 2007-001288 R400 R-CHIP 2007-001288 R401 R-CHIP 2007-000172 R402 R-CHIP 2007-001290 R403 R-CHIP 2007-007798 R404 R-CHIP 2007-007798 R405 R-CHIP 2007-000140 R408 R-CHIP 2007-000140 R409 R-CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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2007-000157 R446 R-CHIP 2007-001325 R447 R-CHIP 2007-008052 R450 R-CHIP 2007-008052 R451 R-CHIP 2007-000154 R452 R-CHIP 2007-000154 R453 R-CHIP 2007-000141 R513 R-CHIP 2007-008055 R514 R-CHIP 6-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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2404-001352 TA431 C-TA,CHIP 2404-001339 TA444 C-TA,CHIP 2404-001339 TA454 C-TA,CHIP 2404-001380 TA459 C-TA,CHIP 2404-001380 TA460 C-TA,CHIP 2404-001381 TA461 C-TA,CHIP 2404-001406 TA500 C-TA,CHIP 2404-001352 TA501 C-TA,CHIP 6-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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UCD508 IC-CMOS LOGIC 0801-002958 UCP105 IC-CMOS LOGIC 0801-003013 UCP107 IC-CMOS LOGIC 1108-000063 UCP200 IC-MCP GH09-00045A UCP200 IC MICOM 1205-002943 UCP402 IC-CODEC 1205-002652 UPL101 IC-TRANSCEIVER 6-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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0406-001190 ZD500 DIODE-TVS 0406-001190 ZD501 DIODE-TVS 0403-001547 ZD502 DIODE-ZENER 0403-001427 ZD504 DIODE-ZENER 0403-001339 ZD505 DIODE-ZENER 0406-001150 ZD506 DIODE-TVS 0406-001150 ZD507 DIODE-TVS 0403-001511 ZD508 DIODE-ZENER 6-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Check C340 of U307 of U307=1.8V Check VRF of Check U300 and C317 U300=2.9V Check C130 Check the clock C130 Freq=13MHz, Vpp>0.4V Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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U307 C337 C338 1 VFB1 VFB2 D302 2 VOUT OUT2 9 R324 RUN1 VLDO1_1.5V 4 SW1 L302 L303 5 GND RUN2 6 C339 C340 C341 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Check the VCCD_1.8V Check U307 of U307 is "High" Check HDC501 and LCD PART LCD display is O.K? Check Audio PART Sound is O.K? SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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6 OUT3 IN3 3 LCD_D(2) LCD_D(7) OUT4 OUT4 LCD_D(0) LCD_D(5) 3 IN3 OUT3 R560 F510 Q500 LCD_D(3) OUT2 LCD_D(1) 1 IN1 OUT1 8 LCD_CHECK R562 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Check the circuit around U300 output and U300 voltage supply circuitry SIM300 VSIM_3.0V SIM_RST SIM_CLK SIM_IO 12 12 10 10 C300 C301 C302 C303 C304 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
R550 JACK_IN R551 EAR_CHECK R552 T_OPT R553 SDS_RXD R556 JIG_ON_IF USB_D+ USB_D- USB_5.0V TA_VEXT VR540 C520 C521 C522 C523 ZD503 C524 VR508 ZD505 ZD506 ZD507 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
R435=2.9V R 4 4 3 , C 4 4 0 , C 44 3 , U 4 0 7 ) Is microphone ok? Check U300 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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AK_MIC+ MIC_SEL AK_MIC- R438 R439 R440 MICINP MAIN_MIC+ R441 C448 MICOUTP C449 MIC+ C452 C453 MIC400 R443 MICINN MAIN_MIC- R444 C454 MICOUTN MIC- C455 C456 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
T P4 0 8 o f U4 0 9 = "LOW" Check the circuit Change or resolder around U409 R436,R442,U409 Change or resolder Check the R536,R538 R536,R538 Change LCD module Is speaker OK? 9-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting VBAT C444 AMP+ R436 SW2_OUT_P AOUTAN SPK- MSPK+ SW2_OUT_N U409 TP410 TP408 1-2IN 3-4IN AMP- AOUTAP R442 SW2_OUT_N MSPK- SW2_OUT_P SPK+ 9-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
#18 =40.5Mhz of HDC500? Is that clock signal at the Check The U402 pin #3 =40.5Mhz of HDC500? Pin#8 of HDC500 is High? 9-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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VOUT1 R326 2 EN VOUT2 9 VCAM_EN R327 CAM_RST 4 SW DRV 7 C350 11 12 13 1415 16 C351 C345 C352 C346 C353 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Have a some problem of connector (HDS501) (HDC501) Check of U300 Display is not (J12, C318) Check the pin 1 of U500 Backlight does work 9-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting VBAT L502 LED+ U500 C500 C501 PGND 2 VIN SW 7 R519 R517 MLCD_BL_EN LED- 4 AGND NC 5 R520 C502 R522 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
V p-p : 800mV TCX100 change U101 Check U101 Pin 35,36,37,38: Resolder or Change Vp-p 100mV GSM RX path component GSM Receiver is ok? resolder or change 9-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
V p-p : 800mV TCX100 change U101 Check U101 Pin 35,36,37,38: Resolder or Change Vp-p 100mV GSM RX path component GSM Receiver is ok? resolder or change 9-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
V p-p : 800mV TCX100 change U101 Check U101 Pin 35,36,37,38: Resolder or Change Vp-p 100mV GSM RX path component GSM Receiver is ok? resolder or change 9-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
U300 U101 U101 U300 change check & change change or resolder TCX100 change or pin 4 : 2.9V? resolder U101 change or resolder 9-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
U300 U101 U101 U300 change check & change change or resolder TCX100 change or pin 4 : 2.9V? resolder U101 change or resolder 9-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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R115 VRF_2.9V U103 C128 R118 R117 CLK13M_RF VCON OUT 3 C129 R121 C130 C131 CLK13M_TR TCX100 C132 C135 CLK13M_MC C136 R123 R124 C140 CLK13M_YMU 9-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
Pin #3 of U102= 1.8V? Check Pin #22 of Resolder MOD100 MOD100 ≥ - 6 dbm ? CHECK THE SIGNAL OF Resolder ANT100 ANT100 9-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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Flow Chart of Troubleshooting 9-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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UART_RTS PCM_IN BT_RXD PCM_OUT UART_RX PCM_OUT BT_TXD PCM_SYNC UART_TX PCM_SYNC VDD_1.8V PIO_0 VDD_REG PIO_1 VDD_UART PIO_2 PIO_3 PIO_4_UART_TX2 C137 C138 C139 PIO_5_UART_RTS2 PIO_6_UART_CTS2 PIO_7_UART_RX2 9-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
PS : Pilot Symbol QPSK: Quadrature Phase Shift Keying RS : Reed-Solomon SI : Service Information TDM : Time Division Multiplexing TS : Transport Stream 10-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
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ⓒ This Service Manual is a property of Samsung Electronics Co.,Ltd. Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. Code No.: GH68-10794A 2006. 08. Rev.1.0...