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Samsung SCH-N191 Service Manual

Portable cellular telephone
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SERVICE
PORTABLE CELLULAR TELEPHONE
PORTABLE CELLULAR
TELEPHONE
SCH-N191
Manual
CONTENTS
1. Exploded Views and Parts List
2. Electrical Parts List
3. Block Diagram
4. PCB Diagrams
5. Circuit Diagrams

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Summary of Contents for Samsung SCH-N191

  • Page 1 PORTABLE CELLULAR TELEPHONE SCH-N191 SERVICE Manual PORTABLE CELLULAR TELEPHONE CONTENTS 1. Exploded Views and Parts List 2. Electrical Parts List 3. Block Diagram 4. PCB Diagrams 5. Circuit Diagrams...
  • Page 2 ELECTRONICS © Samsung Electronics Co.,Ltd. December. 2002 Pinted in Korea. Code No.: GH68-03414A BASIC.

  • Page 3: Exploded Views And Parts List

    1. Exploded View and Parts List 1-1 SCH-N191LSREL Main SAMSUNG Proprietary-Contents may change without notice...
  • Page 4 3001-001199 SPEAKER GH59-00596A GH75-02242A KEYPAD GH59-00620A DOME SHEET GH92-01356A MAIN PBA GH07-00239A GH73-01268A CONNECTOR COVER 3001-001313 SPEAKER 3101-001304 MOTOR GH75-02108A VOLUME KEY GH42-00216B ANTENNA GH75-02240B REAR COVER GH73-01383B RF COVER 6001-001639 SCREW GH43-00716A BATTERY SAMSUNG Proprietary-Contents may change without notice...

  • Page 5: Travel Adapter

    Exploded View and Parts List 1-3 Travel Adapter 1-4 Travel Adapter Parts List TYPE SEC CODE REMARK GH44-00383A 1-5 Data Kit DATA KIT GH39-00131A SAMSUNG Proprietary-Contents may change without notice...

  • Page 6: Test Jig

    Exploded View and Parts List 1-6 Test Jig TEST JIG GH80-10502C TEST JIG CABLE GH39-00129A RF JIG CABLE GH39-00105A SAMSUNG Proprietary-Contents may change without notice...
  • Page 7 Exploded View and Parts List 1-7 The connection of Test Jig POWER SUPPLY 8924C or 8960 WIRELESS COMMVNCATIONS TEST SET RF JIG CABLE RS-232C PC CABLE TEST JIG CABLE SAMSUNG Proprietary-Contents may change without notice...

  • Page 8: Electrical Parts List

    2SC4617,NPN,200mW,EM3,TP,120-5 0501-000225 Q519 2SC4617,NPN,200mW,EM3,TP,120-5 0501-002202 Q201 MMBT2222AWT1,NPN,150mW,SOT-323 0502-001201 Q524 ZXT13P20DE6,PNP,1100MW,SOT-23-6,TP,300-900 0504-000167 Q507 RN1102,NPN,100MW,10K/10K,SSM,TP 0504-000167 Q514 RN1102,NPN,100MW,10K/10K,SSM,TP 0504-000167 Q518 RN1102,NPN,100MW,10K/10K,SSM,TP 0504-000168 Q521 RN1104,NPN,100MW,47K/47K,SSM,TP 0504-000168 Q522 RN1104,NPN,100MW,47K/47K,SSM,TP 0505-001165 Q525 SI3443DV,P,-20V,+-3.5mA,65mohm 0506-001004 U676 UMC5N,NPN/PNP,2,50V,-,-100mA,3 0601-001402 LED510 CHIP,RED/Y-GRN,1.2x1.5mm,660/570nm SAMSUNG Proprietary-Contents may change without notice...
  • Page 9 -40TO+85C,7V,7V,1PA,1PA,60NS 1203-001256 U673 5205,SOT-23,5P,59MIL,PLASTIC,3 1203-001285 U666 5205,SOT-23,5P,150MIL,PLASTIC, 1203-001285 U667 5205,SOT-23,5P,150MIL,PLASTIC, 1203-001285 U668 5205,SOT-23,5P,150MIL,PLASTIC, 1203-001511 U662 809,SOT-23,3P,-,PLASTIC,0.3/6. 1203-002127 U664 1734,SOT-23,6P,150MIL,PLASTIC,4.7/5.3V,-,0to+70C,1A,-,TP 1203-002555 U671 R1160N,SOT-23-5,5P,-,PLASTIC,2.5V,250MW,-45TO+85C,200MA,-,TP 1203-002556 U665 R1160N,SOT-23-5,5P,-,PLASTIC,2.8V,250MA,-45TO+85C,200MA,-,TP 1204-001581 U340 IFR3000-48BCCF-TR,BCC,48P,-,PLASTIC,3.5V,-,-30+85CC,TR,RX 1204-001682 U579 RFT3100,BCC,32P,196MIL,PLASTIC,3.3V,-,-30TO+85C,TP,- 1204-001811 U641 YMU759-QE2,QFN,32P,-,PLASTIC,6V,-,-20TO+85C,TP,- SAMSUNG Proprietary-Contents may change without notice...
  • Page 10 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R403 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R405 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R412 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R874 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R924 1Kohm,5%,1/16W,DA,TP,1005 2007-000141 R153 2.2Kohm,5%,1/16W,DA,TP,1005 2007-000141 R165 2.2Kohm,5%,1/16W,DA,TP,1005 2007-000141 R794 2.2Kohm,5%,1/16W,DA,TP,1005 2007-000141 R795 2.2Kohm,5%,1/16W,DA,TP,1005 2007-000141 R796 2.2Kohm,5%,1/16W,DA,TP,1005 2007-000141 R797 2.2Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 11 R897 22Kohm,5%,1/16W,DA,TP,1005 2007-000154 R376 24Kohm,5%,1/16W,DA,TP,1005 2007-000156 R151 30Kohm,5%,1/16W,DA,TP,1005 2007-000156 R760 30Kohm,5%,1/16W,DA,TP,1005 2007-000156 R761 30Kohm,5%,1/16W,DA,TP,1005 2007-000157 R341 47Kohm,5%,1/16W,DA,TP,1005 2007-000157 R754 47Kohm,5%,1/16W,DA,TP,1005 2007-000157 R885 47Kohm,5%,1/16W,DA,TP,1005 2007-000159 R758 56Kohm,5%,1/16W,DA,TP,1005 2007-000159 R759 56Kohm,5%,1/16W,DA,TP,1005 2007-000162 100Kohm,5%,1/16W,DA,TP,1005 2007-000162 R139 100Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 12 R921 39ohm,5%,1/16W,DA,TP,1005 2007-001298 R407 51ohm,5%,1/16W,DA,TP,1005 2007-001298 51ohm,5%,1/16W,DA,TP,1005 2007-001311 R959 270ohm,5%,1/16W,DA,TP,1005 2007-001311 R960 270ohm,5%,1/16W,DA,TP,1005 2007-001313 R127 330ohm,5%,1/16W,DA,TP,1005 2007-001313 R851 330ohm,5%,1/16W,DA,TP,1005 2007-001319 R115 1.2Kohm,5%,1/16W,DA,TP,1005 2007-001319 R285 1.2Kohm,5%,1/16W,DA,TP,1005 2007-001320 R890 1.8Kohm,5%,1/16W,DA,TP,1005 2007-001325 R411 3.3Kohm,5%,1/16W,DA,TP,1005 2007-001325 R762 3.3Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 13 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R925 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R926 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R927 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R928 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R929 150ohm,1%,1/16W,DA,TP,1005 2007-007307 R930 150ohm,1%,1/16W,DA,TP,1005 2007-007308 R172 33Kohm,1%,1/16W,DA,TP,1005 2007-007309 R293 12Kohm,1%,1/16W,DA,TP,1005 2007-007309 R408 12Kohm,1%,1/16W,DA,TP,1005 2007-007313 R861 6.8Kohm,1%,1/16W,DA,TP,1005 2007-007314 R171 5.6Kohm,1%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 14 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C145 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C364 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C375 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C376 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C386 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C387 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C388 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C389 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C395 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C403 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C406 0.1NF,5%,50V,C0G,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 15 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C173 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C174 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C180 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C182 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C184 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C186 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C188 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C190 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C192 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C194 10nF,10%,16V,X7R,TP,1005,- 2203-000254 C196 10nF,10%,16V,X7R,TP,1005,- SAMSUNG Proprietary-Contents may change without notice...
  • Page 16 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C343 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C347 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C349 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C356 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C358 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C363 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C400 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C401 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C416 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C421 1nF,10%,50V,X7R,TP,1005,- 2203-000438 C798 1nF,10%,50V,X7R,TP,1005,- SAMSUNG Proprietary-Contents may change without notice...
  • Page 17 2203-000812 C510 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C538 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C543 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C986 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C987 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C988 0.033NF,5%,50V,C0G,TP,1005 2203-000812 C989 0.033NF,5%,50V,C0G,TP,1005 2203-000812 R470 0.033NF,5%,50V,C0G,TP,1005 2203-000836 C382 390pF,10%,50V,X7R,TP,1005,- 2203-000836 C425 390pF,10%,50V,X7R,TP,1005,- 2203-000854 C1017 0.039NF,5%,50V,C0G,TP,1005 SAMSUNG Proprietary-Contents may change without notice 2-10...
  • Page 18 2203-001239 C361 0.082nF,5%,50V,NP0,TP,1005 2203-001239 C379 0.082nF,5%,50V,NP0,TP,1005 2203-001239 C426 0.082nF,5%,50V,NP0,TP,1005 2203-001239 C427 0.082nF,5%,50V,NP0,TP,1005 2203-001259 C1015 0.008nF,0.5pF,50V,NP0,TP,1005 2203-001259 C429 0.008nF,0.5pF,50V,NP0,TP,1005 2203-001389 C162 12nF,10%,50V,X7R,TP,1608,1.6mm 2203-001389 C164 12nF,10%,50V,X7R,TP,1608,1.6mm 2203-001405 C1007 22nF,+80-20%,25V,Y5V,TP,1005 2203-001405 C1008 22nF,+80-20%,25V,Y5V,TP,1005 2203-001405 C1009 22nF,+80-20%,25V,Y5V,TP,1005 SAMSUNG Proprietary-Contents may change without notice 2-11...
  • Page 19 2203-005061 C195 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C197 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C199 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C247 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C295 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C298 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C354 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C355 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C372 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C384 100nF,+80-20%,16V,Y5V,TP,1005 2203-005061 C394 100nF,+80-20%,16V,Y5V,TP,1005 SAMSUNG Proprietary-Contents may change without notice 2-12...
  • Page 20 2203-005509 C789 330nF,+80-20%,10V,Y5V,TP,1005 2203-005509 C790 330nF,+80-20%,10V,Y5V,TP,1005 2203-005664 C434 4700nF,10%,6.3V,X5R,TP,2012 2203-005664 C557 4700nF,10%,6.3V,X5R,TP,2012 2404-001105 C1029 10UF,20%,6.3V,GP,TP,2012 2404-001105 C371 10UF,20%,6.3V,GP,TP,2012 2404-001105 C390 10UF,20%,6.3V,GP,TP,2012 2404-001105 C410 10UF,20%,6.3V,GP,TP,2012 2404-001105 C799 10UF,20%,6.3V,GP,TP,2012 2404-001105 C959 10UF,20%,6.3V,GP,TP,2012 2404-001105 C960 10UF,20%,6.3V,GP,TP,2012 SAMSUNG Proprietary-Contents may change without notice 2-13...
  • Page 21 L406 27nH,2%,1.6x0.8x0.8mm 2703-001926 L407 27nH,2%,1.6x0.8x0.8mm 2703-002526 L581 150NH,5%,1.6X0.8X0.8MM 2801-003856 OSC101 0.032768MHZ,20PPM,28-ACP,7PF,65KOHM,TP 2802-001182 OSC102 48MHZ,0.1%,BK,2.5X2X1MM 2806-001304 OSC300 967MHZ,-,-,TP,2.8V,- 2809-001259 OSC301 19.68MHZ,2PPM,10KOHM/10PF,TP,2.8V,- 2904-001172 F401 836.5MHz,25MHz,+-12.5MHz/1.5,TP,+-12.5MHz/2.5dB, DC-800MHz/25dB 2904-001173 881.5MHz,25MHz,+-12.5MHz/2dB,TP,+-12.5MHz/3.5dB, DC-779MHz/25dB 2904-001324 F413 85.38MHZ,1.9MHZ,30MHZ/0.6DB,TP,10.5,- 2909-001169 F411 881.5MHZ,836.5MHZ,3.1/2.1DB,TP,-,- SAMSUNG Proprietary-Contents may change without notice 2-14...
  • Page 22 SCH-N191,-,8L,-,1.0T,118*158,-,-,-,- GH71-00768A ANT400 -,SPH-A400,C1720,0.1,5.0,2.5,-,-,-,GLD,- GH96-01203A SCH-N191,-,INDA,PBA NONE SMD ITEMS,-,-,- GH07-00239A UG-12B109-FLHTX-D,SCH-N191,128X64,33.4X47.3X4.2MM, B/W,-,0.2X0.25MM,-20TO+60C,-,- GH59-00596A SCH-N191,OBG-415L44-C2 N191,-,MIC ASS'Y,2.2KOHM,-,-,-,-,-,- GH59-00620A DOME SCH-N191,SCH-N191 METAL DOME,-,METAL DOME,-,-,-,-,-,-,- GH73-01549A SCH-N191,RUBBER,4X4XT1.0,-,-,SIL,-,-,-,- GH73-01589A SCH-N191,RUBBER,36X30.3X4.2,-,-,BLK,-,-,-,- GH74-03989A SCH-N191,TAPE,4X2XT0.05,BLK,-,-,-,- GH97-02412B SCH-N191,-,SEA,WHT,-,-,- 3001-001199 SPEAKER 0.05W,32OHM,109DB,- SAMSUNG Proprietary-Contents may change without notice 2-15...
  • Page 23 GH72-05224A SCH-N191,RESIN,TRP,11.4X4.7X5,-,-,-,-,- GH72-05225A SCH-N191,RESIN,TRP,33X24X5,-,-,-,-,- GH73-01385A SCH-N191,RUBBER,35X41XT0.5,-,-,SIL,-,-,-,- GH97-02413B SCH-N191,-,SEA,WHT,-,-,- 3001-001313 0.5W,8OHM,87DB,750HZ 3101-001304 14000RPM,-,3V,85MA GH68-00973A SCH-A2000,BOHO TAPE,10X4,-,TRP GH72-05136B SCH-N191,ELASTOMER,WHT,12.2X7.4X4.25,-,-,-,-,- GH74-03320A SCH-N182,VINYL TAPE,3X5.4XT0.05,TRP,-,-,-,- GH74-03321A SCH-N182,VINYL TAPE,5X4XT0.05,TRP,-,-,-,- GH74-03322A SCH-N182,VINYL TAPE,5.5X8.4XT0.05,TRP,-,-,-,- GH74-03572A SCH-N182,PORON SPONGE,7X7XT1.0,BLK,-,-,-,- GH74-03780A SCH-N191,TAPE,12X2.5XT0.05,TRP,-,-,-,- GH74-04095A SCH-N191,PORON,7X3XT1.0,BLK,-,-,-,- SAMSUNG Proprietary-Contents may change without notice 2-16...
  • Page 24 SGH-N620,MESH,PI12XT0.15,BLK,-,-,-,- GH99-02844A SCH-N191,-,SEA,-,-,- GG68-10705A SP-R912,KRAFT,-,W65,L95,-,ORG,-,-,- GH68-00518B SGH-A100,ART,100G,46,34,-,WHT,-,-,- GH68-00662A SCH-611,WHITE POLYESTER,61X50,100G,WHT GH68-01778A SGH-A100,ART,100G,250,100,-,WHT,-,-,- GH69-00842A SGH-A300,LDPE,T0.06,80,170,TRP,- GH69-00985A SGH-A300,SW5,-,-,-,-,-,378X279X179 GH69-01428A SCH-N191,IVORY(#300),-,-,-,-,-,180X135X72 GH69-01429A SCH-N191,HIPS,-,175,131,67,-,WHT,- GH99-02969A SCH-N191,RELIANCE,INDA,MANUAL,-,- 6801-001090 INDA,RELIANCE,HINDUSTANI,ART 200,T0.02,W160,L190,2,WARRANTY CARD GH68-03365A SCH-N191,RELIANCE,ENGLISH,INDA,SNOW WHITE,90,165,-,MANUAL GH69-30518A PP,T0.06,125*280,SCH-1011 GH75-00223K SGH-A288,-,-,-,IVR,-,- SAMSUNG Proprietary-Contents may change without notice 2-17...

  • Page 25: Block Diagram

    3. Block Diagram SAMSUNG Proprietary-Contents may change without notice...

  • Page 26: Pcb Diagrams

    C286 C795 R286 C793 C794 C796 R805 R804 R802 R803 C536 R800 R801 R925 R871 R927 C1025 R928 LED520 LED513 R798 R799 C996 LED517 R956 R796 R797 Q522 R794 R795 R953 Q514 Q507 LED512 SAMSUNG Proprietary-Contents may change without notice...
  • Page 27 C423 R412 R118 U114 R960 C938 C470 C110 C556 R411 C424 R119 L470 R408 C554 C1046 R957 C962 U665 R110 C548 R538 R958 C472 R108 L504 R109 R903 R894 L593 R843 C484 C485 TH101 SAMSUNG Proprietary-Contents may change without notice...

  • Page 28: Circuit Diagrams

    FM_N MOTOR SCAN2 SOFTCON SCH-N191_R5.1 DOC CTRL CHK C151 R150 C104 100NF 100PF C150 MFG CTRL CHK (LOGIC) 100NF H_RX_AUDIO Changed by Date Changed Time QA CHK Drawing Number Sheet1 2002.08.07 EXCDMA 09:00:00 am SAMSUNG Proprietary-Contents may change without notice...
  • Page 29 Size EL_EN DYIN USB_D- DYOUT TITLE 470K U565 R217 Q201 SCH-N191_R5.1 USBUF01W6 MMBT2222AWT1 DOC CTRL CHK (COMMON) MFG CTRL CHK Changed by Date Changed Time QA CHK Drawing Number Sheet2 EXCDMA 2002.08.07 9:14:49 am SAMSUNG Proprietary-Contents may change without notice...
  • Page 30 2 GND SCH-N191_R5.1 100PF SLEEP_N REF_BYP C964 DOC CTRL CHK C967 C973 C949 10UF 6.3V 470PF 10NF (RX) MFG CTRL CHK Changed by Date Changed Time QA CHK Drawing Number Sheet3 2002.08.07 EXCDMA 9:41:21 am SAMSUNG Proprietary-Contents may change without notice...
  • Page 31 EXCDMA TX_LO R&D CHK Size TITLE D405 1SV279-TPH3 SCH-N191_R5.1 DOC CTRL CHK R416 C427 10K,1% 82PF (TX) MFG CTRL CHK Changed by Date Changed Time QA CHK Drawing Number Sheet4 2002.08.07 EXCDMA 10:26:47 am SAMSUNG Proprietary-Contents may change without notice...

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