Samsung GT-B7320L Building instructions

GSM TELEPHONE
GT-B7320L
GSM TELEPHONE CONTENTS
1. Safety Precautions
2. Specification
3. Product Function
4. Array course control
5. Exploded View and Parts List
6. Main Electrical Parts List
7. Block Diagrams
8. PCB Diagrams
9. Flow Chart of Troubleshooting
10. Reference data
11. Disassembly and Assembly
instructions

GSPN (Global Service Partner Network)
Country Web Site
North America service.samsungportal.com
Latin America latin.samsungportal.com
CIS cis.samsungportal.com
Europe europe.samsungportal.com
China china.samsungportal.com
Asia asia.samsungportal.com
Mideast &Africa mea.samsungportal.com
This Service Manual is aproperty of Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
International and/or domestic law.
Samsung Electronics Co.,Ltd.
2009. 07. Rev.1.0
ⓒ

SAMSUNG Proprietary-Contents may change without notice
6. Main Electrical Parts List
6-1
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
0403-001547 ZD500 DIODE
0404-001245 D701 DIODE
0406-001167 ZD800 DIODE
0406-001167 ZD801 DIODE
0406-001167 ZD802 DIODE
0406-001167 ZD803 DIODE
0406-001223 ZD600 DIODE
0406-001223 ZD601 DIODE
0406-001223 ZD602 DIODE
0406-001223 ZD603 DIODE
0406-001223 ZD604 DIODE
0406-001223 ZD700 DIODE
0406-001223 ZD804 DIODE
0406-001223 ZD805, DIODE
0406-001223 ZD806 DIODE
0406-001223 ZD807 DIODE
0406-001369 ZD701 DIODE
0406-001375 ZD704 DIODE
0406-001375 ZD705 DIODE
0406-001375 ZD707 DIODE
0406-001375 ZD808 DIODE
0406-001375 ZD809 DIODE
0407-001002 D500 DIODE
0407-001002 D600 DIODE
0504-000168 TR500 TR-DIGITAL
0504-001138 TR701 TR-DIGITAL
0801-002529 U302 IC
0801-002749 U304 IC
0801-003200 U401 IC
0801-003265 U400 IC
1001-001336 U702 IC
1001-001488 U503 IC
1001-001528 RFS200 IC
1001-001536 RFS201 IC
1001-001580 U712 IC
1108-000248 UME400 MEMORY

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-2
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
1201-002733 U600 IC
1201-002830 PAM100 IC
1201-002860 PAM202 IC
1201-002861 PAM201 IC
1201-002863 PAM200 IC
1201-002907 U300 IC
1203-002832 U502 IC
1203-004776 U701 IC
1203-004776 U710 IC
1203-004798 U700 IC
1203-004802 U301 IC
1203-004925 U709 IC
1203-005092 U500 IC
1203-005244 U704 IC
1203-005263 U705 IC
1203-005916 U707 IC
1203-005554 U501 IC
1203-005689 U504 IC
1204-002746 U303 IC
1205-003297 U100 IC
1205-003790 UCP400 IC
2007-000137 R442 R-CHIP
2007-000138 R309 R-CHIP
2007-000138 R426 R-CHIP
2007-000138 R429 R-CHIP
2007-000138 R511 R-CHIP
2007-000138 R700 R-CHIP
2007-000138 R711 R-CHIP
2007-000140 R107 R-CHIP
2007-000140 R108 R-CHIP
2007-000140 R109 R-CHIP
2007-000140 R110 R-CHIP
2007-000140 R203 R-CHIP
2007-000140 R204 R-CHIP
2007-000140 R205 R-CHIP
2007-000140 R206 R-CHIP

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-3
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2007-000141 R100 R-CHIP
2007-000141 R412 R-CHIP
2007-000141 R413 R-CHIP
2007-000147 R407 R-CHIP
2007-000148 R301 R-CHIP
2007-000148 R302 R-CHIP
2007-000148 R306 R-CHIP
2007-000148 R421 R-CHIP
2007-000148 R422 R-CHIP
2007-000148 R428 R-CHIP
2007-000148 R437 R-CHIP
2007-000148 R734 R-CHIP
2007-000149 R515 R-CHIP
2007-000157 R304 R-CHIP
2007-000161 R305 R-CHIP
2007-000162 R400 R-CHIP
2007-000162 R416 R-CHIP
2007-000162 R430 R-CHIP
2007-000162 R512 R-CHIP
2007-000162 R513 R-CHIP
2007-000162 R520 R-CHIP
2007-000162 R737 R-CHIP
2007-000165 R510 R-CHIP
2007-000172 R113 R-CHIP
2007-000172 R300 R-CHIP
2007-000172 R719 R-CHIP
2007-000172 R720 R-CHIP
2007-000172 R721 R-CHIP
2007-000172 R722 R-CHIP
2007-000174 R704 R-CHIP
2007-000242 R724 R-CHIP
2007-001119 R709 R-CHIP
2007-001217 R703 R-CHIP
2007-001285 R116 R-CHIP
2007-001291 R605 R-CHIP
2007-001291 R610 R-CHIP

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-4
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2007-001292 R443 R-CHIP
2007-001298 R101 R-CHIP
2007-001298 R200 R-CHIP
2007-001298 R505 R-CHIP
2007-001305 R103 R-CHIP
2007-001305 R104 R-CHIP
2007-001317 R514 R-CHIP
2007-003004 C245 R-CHIP
2007-003004 R201 R-CHIP
2007-003015 R112 R-CHIP
2007-007008 R702 R-CHIP
2007-007013 R436 R-CHIP
2007-007014 R500 R-CHIP
2007-007014 R504 R-CHIP
2007-007142 R509 R-CHIP
2007-007309 R111 R-CHIP
2007-007310 R517 R-CHIP
2007-007318 R114 R-CHIP
2007-007318 R117 R-CHIP
2007-007468 R506 R-CHIP
2007-007698 R507 R-CHIP
2007-007943 R735 R-CHIP
2007-008045 R115 R-CHIP
2007-008045 R307 R-CHIP
2007-008047 R105 R-CHIP
2007-008047 R106 R-CHIP
2007-008055 R501 R-CHIP
2007-008055 R503 R-CHIP
2007-008263 R516 R-CHIP
2007-008516 R308 R-CHIP
2007-008766 R425 R-CHIP
2007-008774 R731 R-CHIP
2007-008774 R732 R-CHIP
2007-008774 R733 R-CHIP
2007-009201 R102 R-CHIP
2007-009805 R208 R-CHIP

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-5
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-000233 C200 C-CERAMIC
2203-000233 C214 C-CERAMIC
2203-000233 C217 C-CERAMIC
2203-000233 C224 C-CERAMIC
2203-000233 C229 C-CERAMIC
2203-000233 C230 C-CERAMIC
2203-000233 C315 C-CERAMIC
2203-000254 C131 C-CERAMIC
2203-000254 C152 C-CERAMIC
2203-000254 C313 C-CERAMIC
2203-000254 C314 C-CERAMIC
2203-000386 C223 C-CERAMIC
2203-000386 C617 C-CERAMIC
2203-000386 C623 C-CERAMIC
2203-000425 C701 C-CERAMIC
2203-000425 C703 C-CERAMIC
2203-000425 C706 C-CERAMIC
2203-000425 C728 C-CERAMIC
2203-000438 C135 C-CERAMIC
2203-000438 C156 C-CERAMIC
2203-000438 C161 C-CERAMIC
2203-000438 C201 C-CERAMIC
2203-000438 C215 C-CERAMIC
2203-000438 C231 C-CERAMIC
2203-000438 C518 C-CERAMIC
2203-000438 C520 C-CERAMIC
2203-000438 C729 C-CERAMIC
2203-000466 C240 C-CERAMIC
2203-000489 C428 C-CERAMIC
2203-000654 C116 C-CERAMIC
2203-000654 C117 C-CERAMIC
2203-000654 C123 C-CERAMIC
2203-000654 C124 C-CERAMIC
2203-000679 C525 C-CERAMIC
2203-000679 L107 C-CERAMIC
2203-000812 C100 C-CERAMIC

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-6
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-000812 C105 C-CERAMIC
2203-000812 C143 C-CERAMIC
2203-000812 C145 C-CERAMIC
2203-000812 C168 C-CERAMIC
2203-000812 C169 C-CERAMIC
2203-000812 C170 C-CERAMIC
2203-000812 C219 C-CERAMIC
2203-000812 C220 C-CERAMIC
2203-000812 C221 C-CERAMIC
2203-000812 C225 C-CERAMIC
2203-000812 C226 C-CERAMIC
2203-000812 C233 C-CERAMIC
2203-000812 C308 C-CERAMIC
2203-000812 C309 C-CERAMIC
2203-000812 C424 C-CERAMIC
2203-000812 C530 C-CERAMIC
2203-000812 C531 C-CERAMIC
2203-000812 C609 C-CERAMIC
2203-000812 C616 C-CERAMIC
2203-000812 C621 C-CERAMIC
2203-000854 C104 C-CERAMIC
2203-000995 C426 C-CERAMIC
2203-001239 C218 C-CERAMIC
2203-001239 C243 C-CERAMIC
2203-001239 C244 C-CERAMIC
2203-001385 C235 C-CERAMIC
2203-001405 C611 C-CERAMIC
2203-001405 C612 C-CERAMIC
2203-002709 C603 C-CERAMIC
2203-003054 C707 C-CERAMIC
2203-003054 C708 C-CERAMIC
2203-005050 L208 C-CERAMIC
2203-005053 C242 C-CERAMIC
2203-005053 C310 C-CERAMIC
2203-005053 C112 C-CERAMIC
2203-005053 C113 C-CERAMIC

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-7
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-005053 C239 C-CERAMIC
2203-005234 C107 C-CERAMIC
2203-005234 L101 C-CERAMIC
2203-005281 C111 C-CERAMIC
2203-005281 L203 C-CERAMIC
2203-005288 C153 C-CERAMIC
2203-005288 C155 C-CERAMIC
2203-005288 L215 C-CERAMIC
2203-005395 C114 C-CERAMIC
2203-005395 C115 C-CERAMIC
2203-005446 C102 C-CERAMIC
2203-005552 C203 C-CERAMIC
2203-005552 C241 C-CERAMIC
2203-005682 C160 C-CERAMIC
2203-005725 C118 C-CERAMIC
2203-005725 C129 C-CERAMIC
2203-005725 C136 C-CERAMIC
2203-005725 C137 C-CERAMIC
2203-005725 C138 C-CERAMIC
2203-005725 C141 C-CERAMIC
2203-005725 C142 C-CERAMIC
2203-005725 C147 C-CERAMIC
2203-005725 C159 C-CERAMIC
2203-005725 C521 C-CERAMIC
2203-005725 C522 C-CERAMIC
2203-005736 C120 C-CERAMIC
2203-005736 C125 C-CERAMIC
2203-005736 C126 C-CERAMIC
2203-005736 C127 C-CERAMIC
2203-005736 C128 C-CERAMIC
2203-005736 C139 C-CERAMIC
2203-005736 C148 C-CERAMIC
2203-005736 C165 C-CERAMIC
2203-005736 C210 C-CERAMIC
2203-005736 C211 C-CERAMIC
2203-005736 C237 C-CERAMIC

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-8
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-005736 C238 C-CERAMIC
2203-005736 C503 C-CERAMIC
2203-005736 C523 C-CERAMIC
2203-005806 C154 C-CERAMIC
2203-005806 C164 C-CERAMIC
2203-006047 C425 C-CERAMIC
2203-006048 C150 C-CERAMIC
2203-006048 C300 C-CERAMIC
2203-006048 C302 C-CERAMIC
2203-006048 C304 C-CERAMIC
2203-006048 C307 C-CERAMIC
2203-006048 C320 C-CERAMIC
2203-006048 C404 C-CERAMIC
2203-006048 C420 C-CERAMIC
2203-006048 C427 C-CERAMIC
2203-006048 C452 C-CERAMIC
2203-006048 C453 C-CERAMIC
2203-006048 C454 C-CERAMIC
2203-006048 C457 C-CERAMIC
2203-006048 C515 C-CERAMIC
2203-006194 C146 C-CERAMIC
2203-006194 C157 C-CERAMIC
2203-006208 C722 C-CERAMIC
2203-006324 C607 C-CERAMIC
2203-006399 C400 C-CERAMIC
2203-006399 C401 C-CERAMIC
2203-006399 C403 C-CERAMIC
2203-006399 C405 C-CERAMIC
2203-006399 C406 C-CERAMIC
2203-006399 C456 C-CERAMIC
2203-006399 C512 C-CERAMIC
2203-006399 C513 C-CERAMIC
2203-006423 C119 C-CERAMIC
2203-006423 C130 C-CERAMIC
2203-006423 C133 C-CERAMIC
2203-006423 C134 C-CERAMIC

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-9
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-006423 C140 C-CERAMIC
2203-006423 C158 C-CERAMIC
2203-006423 C162 C-CERAMIC
2203-006423 C167 C-CERAMIC
2203-006423 C402 C-CERAMIC
2203-006423 C407 C-CERAMIC
2203-006423 C415 C-CERAMIC
2203-006423 C416 C-CERAMIC
2203-006423 C417 C-CERAMIC
2203-006423 C418 C-CERAMIC
2203-006423 C458 C-CERAMIC
2203-006562 C301 C-CERAMIC
2203-006562 C303 C-CERAMIC
2203-006562 C305 C-CERAMIC
2203-006562 C316 C-CERAMIC
2203-006562 C317 C-CERAMIC
2203-006562 C318 C-CERAMIC
2203-006562 C319 C-CERAMIC
2203-006562 C459 C-CERAMIC
2203-006562 C460 C-CERAMIC
2203-006562 C524 C-CERAMIC
2203-006562 C613 C-CERAMIC
2203-006562 C614 C-CERAMIC
2203-006562 C618 C-CERAMIC
2203-006562 C619 C-CERAMIC
2203-006562 C620 C-CERAMIC
2203-006562 C718 C-CERAMIC
2203-006562 C719 C-CERAMIC
2203-006562 C721 C-CERAMIC
2203-006562 C724 C-CERAMIC
2203-006562 C725 C-CERAMIC
2203-006562 C726 C-CERAMIC
2203-006562 C727 C-CERAMIC
2203-006562 C803 C-CERAMIC
2203-006562 C806 C-CERAMIC
2203-006562 U711 C-CERAMIC

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-10
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2203-006681 C106 C-CERAMIC
2203-006681 C121 C-CERAMIC
2203-006824 C149 C-CERAMIC
2203-006824 C166 C-CERAMIC
2203-006824 C501 C-CERAMIC
2203-006824 C502 C-CERAMIC
2203-006824 C715 C-CERAMIC
2203-006825 C122 C-CERAMIC
2203-006825 C132 C-CERAMIC
2203-006838 C504 C-CERAMIC
2203-006838 C505 C-CERAMIC
2203-006838 C510 C-CERAMIC
2203-006838 C511 C-CERAMIC
2203-006838 C801 C-CERAMIC
2203-006839 C312 C-CERAMIC
2203-006872 C306 C-CERAMIC
2203-006978 C714 C-CERAMIC
2203-007165 C506 C-CERAMIC
2203-007165 C507 C-CERAMIC
2203-007165 C508 C-CERAMIC
2203-007165 C509 C-CERAMIC
2203-007165 C514 C-CERAMIC
2203-007165 C516 C-CERAMIC
2203-007165 C517 C-CERAMIC
2203-007165 C519 C-CERAMIC
2203-007270 C527 C-CERAMIC
2203-007271 C500 C-CERAMIC
2203-007271 C528 C-CERAMIC
2203-007271 C529 C-CERAMIC
2203-007271 C533 C-CERAMIC
2203-007271 C700 C-CERAMIC
2203-007271 C702 C-CERAMIC
2404-001339 TA200 C-TA
2404-001339 TA201 C-TA
2404-001339 TA202 C-TA
2404-001496 TA100 C-TA

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-11
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2404-001506 TA500 C-TA
2404-001506 TA700 C-TA
2703-001178 L213 INDUCTOR
2703-001701 L301 INDUCTOR
2703-001726 L105 INDUCTOR
2703-001726 L108 INDUCTOR
2703-001726 L109 INDUCTOR
2703-001726 L111 INDUCTOR
2703-001726 L307 INDUCTOR
2703-001728 L207 INDUCTOR
2703-001729 L205 INDUCTOR
2703-001729 L210 INDUCTOR
2703-001734 L302 INDUCTOR
2703-001737 L123 INDUCTOR
2703-001737 C144 INDUCTOR
2703-001747 L300 INDUCTOR
2703-001747 L113 INDUCTOR
2703-001748 L120 INDUCTOR
2703-001748 L201 INDUCTOR
2703-001749 L303 INDUCTOR
2703-001750 L115 INDUCTOR
2703-001750 L117 INDUCTOR
2703-001751 C205 INDUCTOR
2703-001751 L114 INDUCTOR
2703-001786 L112 INDUCTOR
2703-001938 L600 INDUCTOR
2703-001938 L603 INDUCTOR
2703-001938 L106 INDUCTOR
2703-002155 L110 INDUCTOR
2703-002176 L119 INDUCTOR
2703-002198 L116 INDUCTOR
2703-002198 L212 INDUCTOR
2703-002200 L122 INDUCTOR
2703-002201 L102 INDUCTOR
2703-002203 L204 INDUCTOR
2703-002203 L206 INDUCTOR

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-12
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
2703-002365 C204 INDUCTOR
2703-002365 L214 INDUCTOR
2703-002367 R209 INDUCTOR
2703-002369 L217 INDUCTOR
2703-001708 L209 INDUCTOR
2703-002506 L306 INDUCTOR
2703-002519 L202 INDUCTOR
2703-002862 L703 INDUCTOR
2703-003196 L704 INDUCTOR
2703-003258 L500 INDUCTOR
2703-003258 L501 INDUCTOR
2703-003258 L502 INDUCTOR
2703-003258 L503 INDUCTOR
2801-004373 OSC500 CRYSTAL-UNIT
2804-001762 VCO300 OSCILLATOR-CLOCK
2809-001324 OSC100 OSCILLATOR-VCTCXO
2901-001361 F803 FILTER-EMI
2901-001361 F804 FILTER-EMI
2901-001361 F805 FILTER-EMI
2901-001470 F800 FILTER-EMI
2901-001470 F801 FILTER-EMI
2901-001470 F802 FILTER-EMI
2901-001552 F501 FILTER-EMI
2904-001705 F100 FILTER-SAW
2904-001739 F201 FILTER-SAW
2904-001756 F101 FILTER-SAW
2904-001759 F300 FILTER-SAW
2904-001789 F202 FILTER-SAW
2904-001883 F200 FILTER-SAW
2910-000032 DUF201 FILTER
2910-000068 DUF200 FILTER
2910-000069 DUF202 FILTER
2911-000128 RFS102 FILTER
3301-001756 L118 BEAD
3301-001812 L604 BEAD
3301-001812 L700 BEAD

SAMSUNG Proprietary-Contents may change without notice
Main Electrical Parts List
6-13
This Document can not be used without Samsung's authorization
SEC CODE Design LOC Discription
3301-001812 L701 BEAD
3301-001812 L702 BEAD
3301-001914 L103 BEAD
3404-001303 TAC500 SWITCH-TACT
3404-001303 TAC800 SWITCH-TACT
3404-001303 TAC801 SWITCH-TACT
3705-001225 RFS100 CONNECTOR
3705-001503 RFS101 CONNECTOR
3708-002162 SLC801 CONNECTOR
3708-002283 SLC800 CONNECTOR
3709-001336 SIM500 CONNECTOR
3709-001504 CD500 CONNECTOR
3711-005296 HDC800 CONNECTOR
3711-005578 HDC803 CONNECTOR
3711-005962 HDC804 CONNECTOR
3711-006119 HDC801 CONNECTOR
3711-006217 BTC500 CONNECTOR
3711-006277 CN400 CONNECTOR
3722-002840 IFC700 CONNECTOR
4302-001130 BAT500 BATTERY
4709-001628 CPL200 RF-MODULE
4709-001629 CPL202 RF-MODULE
4709-001663 MOD300 RF-MODULE
4709-001713 CPL201 RF-MODULE
GH70-03349A SC200, SHIELD-CLIP
GH70-03349A SC202 SHIELD-CLIP
GH70-03349A SC203 SHIELD-CLIP
GH70-03349A SC204 SHIELD-CLIP
GH70-03349A SC206 SHIELD-CLIP
GH71-08426A ANT300 ANT
GH71-08426A ANT301 ANT
GH71-08426A ANT600 CONTACT
GH71-08426A ANT601 CONTACT
Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list.

SAMSUNG Proprietary-Contents may change without notice
9-1
This Document can not be used without Samsung's authorization
9. Flow Chart of Troubleshooting
9-1. LOGIC
9-1-1. Power On
Power switch on
Download
Yes
NG
Check the current
consumption
>= 100mA?
NO
Check the battery
voltage
>= 3.45?
NO Change the battery
Check the PMIC
relatedtoPS_HOLD
Check the TP_PS_
HOLD pin PS_HOL
D=2.6
V?
NO
Check the clock at
OSC500 =32 KHz ?NO Resolder OSC500
Check the U500
Yes
C519(VREG_MSMC1)=1.2V?
C517(VREG_MSMC2)=1.2V?
C516(VREG_MSME)=1.8V?
C509(VREG_MSMP)=2.6V?
C508(VREG_MSMA)=2.6V?
NO
Check the clock
R505 =19.2 Mhz ?NO Check the clock generation circuit
Yes
Yes
Yes
Yes
Check the initial operation

SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-2
This Document can not be used without Samsung's authorization
31
2
C518
D500
VREG_RFRX1_2.7V
VREG_MSMC2_1.2V
VREG_TFLASH_3.0V
R504
VREG_TCXO_2.85V
C505
VREG_MSMA_2.6V
C507
V_IN
R505
VREG_MSMA_2.6V
VREG_BT_1.8V
C515
C500
VREG_MSMC1_1.2V
C504
C519
R507
OSC500
C524
C512
VREG_SYNTH_2.7V
C517
VREG_MSMP_2.6V
R508
C502
VUSB_FET_5V
C521
C511
C510
VREG_USIM_3.0V
BAT500
NEG
2POS
1
C522
R501
VREG_PA_2.1V
C506
R500
NC
OUT 1
VDD 2
VREG_MSME_1.8V
R503
VREG_MSMC1_1.2V
U502
GND
4
3TR500
13
2
C503
VREG_MSMP_2.6V
VREG_MSMC2_1.2V
L502
L500
R509
R506
C520
C501
C513
C526
C523
VREG_PA_2.1V
C509
R502
R510
L503
C516
C514
N4 VSW_PA
N5 MPP_2
N6 VSW_MSMC2
N7
VDD_C2_PA
N8 VSW_MSMC1
N9
VDD_C1_E
M9
VREG_MSME
N1 MPP_14
N10 VSW_MSME
N11
VREG_RUIM1
N12
VREG_GP3
N13 XTAL_OUT
N2 VIB_DRV_N
N3 MPP_15
M13 XTAL_IN
M2
USB_D_M
M3 MPP_13
M4
VREG_PA
M5 MPP_16
M6
VREG_MSMC2
M7 MPP_1
M8
VREG_MSMC1
L1
USB_VBUS
L12 MPP_7
L13
V_BACKUP
L2
USB_D_P
M1
VREG_USB
M10
VDD_RUIM
M11 MPP_8
M12
AMUX_OUT
K13
VREG_MMC
K2 MPP_22
K4
USB_SE0
K5 MPP_11
K6 MPP_12
K7
SLEEP_CLK
K8 MPP_9
K9 MPP_10
J5
GND
J6
GND
J7
GND
J8
GND
J9
GND
K1
VSW_5V
SBDT|SSBI
K10
K12
VDD_GP2
H8
GND
H9
GND
J1
VREG_5V
J10 SBST
J12
VDD_MSMP
J13
VREG_GP2
J2 MPP_21
J4
USB_DAT
H10 SBCK
H12
TCXO_IN
H13
VREG_MSMP
H2
USB_ID
H4
USB_OE_N
H5
GND
H6
GND
H7
GND
G2
VDD_WLAN
G4 MPP_20
G5
GND
G6
GND
G7
GND
G8
GND
G9
GND
H1 FLSH_DRV_N
F6
GND
F7
GND
F8
GND
F9
GND
G1
VREG_WLAN
G10
TCXO_OUT
G12
MIC_BIAS
G13
VREG_MSME2
E9
GND
F1 LCD_DRV_N
F10 PON_RESET_N
F12
VDD_GP6F13
VDD_MSME2
F2
VBAT
F4 MPP_19
F5
GND
E12
VREG_SYNT
E13
VREG_GP6
E2
VCHG
E4 BAT_FET_N
E5
GND
E6
GND
E7
GND
E8
GND
D4 MPP_5
D5 MPP_18
D6
VDD_RF2D7
VDD_R_SPKR
D8 MPP_3
D9
TCXO_EN
E1 KPD_DRV_N E10
PS_HOLD
C12 KPD_PWR_N
C13
REF_BYP
C2 ISNS_M D1
USB_CTL_N
D10 MSM_INT_N
D12
VDD_TCXO
D13
VREG_TCXO
D2 CHG_CTL_N
B3 MPP_17
B4 SPKR_IN_R_P
B5 SPKR_IN_R_M
B6 SPKR_IN_L_M
B7 SPKR_IN_L_P
B8
VDD_L_SPKR
B9
VDD_RF1
C1 ISNS_P
A8
VREG_RFRX1
A9
VREG_GP4
B1
VIDEO_OUT
B10
VDD_ANA
B11
VCOIN
B12 MPP_4
B13
VREG_GP5
B2
VIDEO_IN
A12
REF_ISET
A13REF_GND
A2
VREG_GP1
A3
VREG_RFTX
A4 SPKR_OUT_R_P
A5 SPKR_OUT_R_M
A6 SPKR_OUT_L_M
A7 SPKR_OUT_L_P
U500
1
NC 2
NC
MPP_6
A1
A10
VREG_RFRX2
A11
VREG_MSMA
VREG_AUX2_2.9V
V_IN
VREG_MSMP_2.6V
C508
R520
VUSB_FET_5V
L501
VREG_MSME_1.8V
PS_HOLD
JIG_ON
LCD_SEL
ON_SW
PS_HOLD
UART_SEL
REF_OUT
AMUX_OUT
VF
THERM_OUT
CLK19.2M_TCXO
BUFF_TCXO
REF_GND
REF_GND
JIG_ON_N
nMSM_INT
TCXO_EN
PON_RESET_N
SSBI_PMIC
SLEEP_CLK

SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-3
This Document can not be used without Samsung's authorization
9-1-2. LCD Working
Power Switch On
LCD FPCB
connector is co
rrectly connecti
ng?
Yes
Replace U707 &Check
neighboring circuits
Yes
NO
Yes
UCP400
Replace
U709
Replace
NO
Yes
LCD
Replace
C714
LED+_23V= 23V?
U709
3rd pin LCD_EN
=High?
NO
Yes
C718
VLCD_3.0V =3.0
V?
F803, F804, F805
Resolder
NO
F803, F804,
F805 Correctly
mounted?
NO correctly connect
Yes
NO
LCD Display
On?

SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-4
This Document can not be used without Samsung's authorization
OUT6 7
IN4
4
IN5
5
6IN6
12
OUT1
OUT2 11
10
OUT3 9
OUT4 8
OUT5
F804
13
GND GND
14
1IN1
2IN2
3IN3
6IN6
12
OUT1
OUT2 11
10
OUT3
OUT4 9
8
OUT5
OUT6 7
13
GNDGND
14
1IN1
IN2
2
3IN3
IN4
4
IN5
5
F803
12
OUT1
OUT2 11
10
OUT3
OUT4 9
8
OUT5
OUT6 7
13
GNDGND
14
1IN1
IN2
2
3IN3
IN4
4
IN5
5
6IN6
F805
LCD_F(10)
LCD_F(9)
LCD_F(4)
LCD_F(3)
LCD_F(2)
LCD_F(1)
LCD_F(0)
LCD_F(8)
LCD_F(7)
LCD_F(6)
LCD_F(5)
LCD_G(5)
LCD_G(4)
F_ED_DCL
ED_DCL
LCD_B(1)
LCD_B(3)
LCD_B(2)
LCD_B(4)
LCD_B(0)
LCD_G(1)
LCD_G(2)
LCD_G(3)
LCD_G(0)
LCD_R(1)
LCD_R(0)
LCD_R(3)
LCD_R(4)
LCD_R(2)
LCD_F(11)
LCD_F(13)
LCD_F(15)
LCD_F(14)
LCD_F(12)
VREG_MSMP_2.6V
C715
C718
CE
3
5
GND
2
GND
VDD
4VOUT1
U709
GND2
E2
GNDP
E3
SW E4
T3
E5
VOUT
GC2
C4
SGND
C5
VIO D1
SCL
D2
RESETB D3
GNDPS
D4VBAT2D5
T4
E1
T2
A5
WPWMIN B1
GC1
B3
SBIAS B4
SSENS B5
GND1
C1
SDA
C2
C3
U707
NC 1
NC 2
T1
A1
VBAT1A2
LEDGND
A3VLEDA4
D701
V_BAT
C714
V_BAT VLCD_3.0V
L703
LCD_EN
LED-
I2C_SDA
LED+_23V
I2C_SCL
LCD_BL_RST

SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-5
This Document can not be used without Samsung's authorization