Samsung SGH-P400 Service Manual
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Samsung SGH-P400 Service Manual

Samsung SGH-P400 Service Manual

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Download this manual See also: User Manual
G SM TE L E PHO N E
Manual
SERVICE
G S MT E L E P H O N E
C O N T E N T S
1 . S p e c ific a tio n
2 . C ir c u itD e s c r ip tio n
3 . F lo w C h a r to fT r o u b le s h o o tin g
4 . E x p lo d e dV ie w sa n dP a r tsL is t
5 . E le c tr ic a lP a r tsL i s t
6 . B lo c kD i a g r a m s
7 . P C B D ia g r a m s

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Summary of Contents for Samsung SGH-P400

  • Page 1 G SM TE L E PHO N E Manual SERVICE G S MT E L E P H O N E C O N T E N T S 1 . S p e c ific a tio n 2 . C ir c u itD e s c r ip tio n 3 .

  • Page 2: Gsm General Specification

    - 1 0 0 d B m TDM A M u x C el l Ra d iu s 3 5 Km 3 5 Km 2 Km 1- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 3: Gsm Tx Power Class

    7 ¡¾ 3 dBm 5 ¡¾ 3 dBm 2 ¡¾ 5 dBm 2 ¡¾ 5 dBm 0 ¡¾ 5 dBm 0 ¡¾ 5 dBm 1- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4 G P RS h i g h c l a ss o p e r a t i o n. 2- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5 Spect rum 30 kHz bandwidt h - 66dBc - 75dBc 600kHz ~ 1.8MHz off set - 68dBc 30 kHz bandwidt h - 75dBc 2- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 L E D d r i v e r o u t p u t . 2- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 I C , m i c r o p r o c e s s o r an d s i g n a l p r o c e s s o r I C . 2- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 P r o v i d e d E N _V I B i s a l o g i c 1 , t h e d r i v e r c an b e p r o g r am m e d t o m ai n t ai n a 2- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 E a r - m i c an d C S P 1 0 9 3 , n e e d t h e c o m p a t i b l e p r o c e s s . 2- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 . I t e n a b l e s m ai n L C D an d s m al l L C D w i t h D S P I P p i n s . 2- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 . T h i s c l o c k i s f e d t o C SP 1 0 9 3 ,T r i d e n t , Y M U 7 5 9 an d S i l a b s o l u t i o n . 2- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 C heck the clock generation Vrms ¡Ã300mV circuit (related to O SC 801) Vpp = 900mVpp Y es C heck the initial operation 3- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 DRIVE VSENSE VBAT PROG TA_VEXT C118 10UF 6.3V Q102 R111 10K,1% U102 C119 CHG_DET 10UF CHG_ON R107 R108 47K,1% TA_VEXT 10K,1% ICHRG R109 3- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 14: Initialization Failure

    LC D display is O .K C heck the LC D Part Y es Sound is O .K C heck the A udio Part Y es 3- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 TP209 DSP_TCK C231 TP210 C232 C233 C234 C235 C236 C237 C238 C239 C240 C241 100PF 100PF 100PF 100PF 100PF 100PF 100PF1 00PF 100PF 3- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 Y es Is there any Signals pin#49, #50, #51 of C heck the U100 C N100? Y es C heck the SIMC ard 3- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 DEBUG_DSR DEBUG_DSR DEBUG_RI DEBUG_RI TA_VEXT VEXT VEXT BP_VF BP_VF VBAT ZD303 ZD304 ZD305 ZD306 ZD307 ZD308 C300 C301 100NF 220NF ZD302 ZD300 ZD301 3- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 18: Charging Part

    3.2~4.2V? Y es The IC H R G = 1V(during charging) Solder again or change R 108 and = 180mV(full charging)? Y es 3- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 AOUTBP EAR_MIC_P AUXI N R414 R415 AUXOUT R416 C4020 C4018 C4019 150PF C418 C419 150PF R417 VCCA VCCD R418 R419 Q400 EAR_SWITCH R420 3- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 20: Microphone Part

    Solder the microphone again or R eplace C 409,C 416,R 407,R 409,R 410,R 411 Y es microphone ok? C heck U700 Y es 3- 9 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 C503 F-RY/_BY 100NF F4 S-_UB UPPER_BYTE S-_LB A(0) F-_WP R5021 D4 F-_RST FLASH_RESET C504 S-_OE CP_OEN 10NF F-_OE GND D3 S-_WE CP_WEN F-_WE 3- 10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 22: Speaker Part

    C heck U401 of U400 is U400 is " Low" " H igh" Y es Y es C heck U700 C heck U400 3- 11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 DEBUG_DT R DEBUG_RI DEBUG_RT S DEBUG_TXD FLASH_RESE T DEBUG_RXD AUDIO_AMP_EN DEBUG_CT S CHG_O N IRDA_EN UP_CS UP_SCLK SDS_TX D UP_SDI SDS_RXD SIMDATA SIMCLK CHG_DET 3- 12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 Y E S U 900 p in 2,3,4,5 V p -p : 100m V? C H E C K Y E S U 700 3- 13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 E8 VSS VDDD C710 C711 C712 C713 GNDD U703 G5 VSS 10NF 10NF 10NF 10NF H5 VSS K10 VSS VCCD PCS_RX_EN C716 33PF 3- 14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 26: Egsm Transmitter

    Y E S Y E S U 902 ch an ge or U 901 r esolder ch an ge or r esolder 3- 15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 BACKLIGHT_1 BACKLIGHT_2 DOWN KEY-XBS KEY-XBS KEY-XBS KEY-XBS VOL_DN KEY_ROW(2) LEFT DD-DOM-4PIE KEY-XBS KEY-XBS KEY-XBS KEY-XBS KEY_ROW(3) RIGHT KEY-XBS KEY-XBS KEY-XBS KEY-XBS KEY-XBS KEY_ROW(4) 3- 16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 250m V? Y E S U 900 pin 2,3,4,5 V p-p : 100m V? Y E S C H E C K U 700 3- 17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 IFLON VDDR SERLE SENB SCLK RFLOP SERCLK RFLON SERDAT C916 C917 C918 C919 VOSC 100PF 100PF 100PF 100PF C920 22NF MICRO STRIP LINE 3- 18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 250m V? Y E S U 900 pin 2,3,4,5 V p-p : 100m V? Y E S C H E C K U 700 3- 19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 U1001 R1005 R1006 VBAT R1007 C1012 33PF VCC2 VCC2 VPAC C1013 100UF 6.3V C1014 TX_BAND_SEL R1008 C1015 100K,1% 33PF TXPOWER TX_EN C1016 33PF 3- 20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 Y E S Y E S U 902 U 901 ch an ge or ch an ge or r esolder r esolder 3- 21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 33: Camera Part

    C heck U1107, U1112 and U1109 low- active signal. Y es C heck U1108 pin4 has C heck U1110, U1111 and U1108 low- active signal. Y es 3- 22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 DRIVE VSENSE VBAT PROG TA_VEXT C118 10UF 6.3V Q102 R111 10K,1% U102 C119 CHG_DET 10UF CHG_ON R107 R108 47K,1% TA_VEXT 10K,1% ICHRG R109 3- 23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 35: Cellular Phone Exploded View

    V i e w a n d i t s P a r t s l i s t 1. Cellular phone E xploded View 4- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 REAR COVER GH75- 02837A SCREW 6001- 001155 REAR SCREW COVER GH73- 01507A RF COVER GH73- 01506A SHOT KEY GH75- 02887A BATTERY GH43- 00983A 4- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 3- 3. Serial Cable (GH39- 00090A) (GH39- 00127A) 3- 4. Power Supply Cable 3- 5. DATA CABLE 3- 6. TA (GH39- 00159A) (GH44- 00171C) 4- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 2404- 001268 C119 2203- 001412 C802 2203- 005509 C201 2203- 000254 C805, C806 2203- 000812 C204, C206, C207, C208 2203- 005482 C807, C808 5- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 R806, R814, R815, R816 2007- 007008 R1002, R1003, R1006 2007- 001290 R807, R809, R811, R813 2007- 007008 R1007 2007- 000139 R808, R810, R812 5- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 ZD300, ZD301 0403- 001427 ZD302 1405- 001082 ZD303, ZD304, ZD305 1405- 001082 ZD306, ZD307, ZD401 1405- 001018 ZD308 1405- 001082 ZD402, ZD403, ZD405 5- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 DC S: 1710M Hz~1785M Hz TCVC XO 13 M Hz PC S: 1850M Hz~1910M Hz A F C C L K SI 4133T 6- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 C P_O EN N SU B_PLU S C P_W EN C I N S C AM _I N T VD D C LC D _EN 6- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 R701 C105 C1013 C700 U1001 C1016 C119 C1002 L1003 L1000 R1006 R1004 R1007 C1015 R108R109 C108 C102 R111 U602 R107 C118 CAM_MENU R601 7- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 SGH- P400 PCB Diagrams 2. Main PCB Bot t om Diagr am 7- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 ELECTRONICS...

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