SGH-N300_service manual.pdf

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ELECTRONICS
Samsung Electronics Co.,Ltd.
Printed in Korea
06/2001 Rev 1.0
GH68-02097A
ELECTRONICS
DUAL BAND Mobile
Cellular Phone
SGH-N300
SERVICE
DUAL BAND Mobile Cellular Phone
Manual
CONTENTS
1. Exploded Views and Parts List
2. PCB Diagrams
3. Electrical Parts List
4. Block Diagrams
5. Flow Chart of Troubleshooting
1. Exploded Views and Parts List
1-1
1-2
1-3
1-4
1-5
1-6
1-7
1-8
1-9
1-10
Main
Main Parts List
Travel Adapter
Travel Adapter Parts List
Ciger Light Adapter
Ciger Light Adapter Parts List
Test Jig
Earphone
Data Kit
Desk Top Charger
2. PCB Diagrams
2-1
2-2
Main Top
Main Bottom
3. Electrical Parts List
3-1
3-2
Main Parts List Top
Main Parts List Bottom
4. Block Diagrams
4-1
4-2
Main Base Band
Main RF
5. Flow Chart of Troubleshooting
5-1
5-2
5-3
5-4
5-5
5-6
5-7
5-8
5-9
5-10
5-11
5-12
5-13
5-14
Power ON
Initial
Charging Part
Sim Part
Microphone Part
Speaker Part
Key Data Input
Alert tone
Ring Indicator
Back Light
GSM Receiver
GSM Transmitter
DCS Receiver
DCS Transmitter
1. Exploded Views and Parts List
1-1 Main
1-3
1
1-2
1-4
4
1-5
1-1
1-6
1-8
1-7
5
6
8
7
2
2-1
2-2
9
10
12
11
13
14
15
16
3-2
3-3
17
18
19
20
3
3-1
21
3-4
3-5
22
23
24
1-1
Exploded Views and Parts List
1-2 Main Parts List
NO
1-1
1-2
1-3
1
1-4
1-5
1-6
1-7
1-8
2
2-1
2-2
3-1
3
3-2
3-3
3-4
3-5
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
SEC CODE
GH75-00757B
GH72-02228B
GH75-00760B
GH72-02229B
GH72-01851A
GH74-01369A
GH72-01203B
GH75-00350A
GH72-01852A
GH07-00070A
3003-001025
GH72-01856A
GH75-00762A
GH72-01855A
GH74-00466A
GH73-00511A
GH72-02364A
GH72-01205A
GH75-01076A
GH71-10639A
GH72-02230A
GH73-00628A
GH74-01329A
GH74-01328A
3001-001192
GH73-00348B
6001-001285
GH92-00981A
GH73-00350A
GH72-01858A
GH31-00019A
GH71-00483A
GH73-00079A
GH42-00102A
6001-001345
GH75-00540C
6001-001148
GH68-01777A
GH43-00291A
DESCRIPTION
FRONT-COVER ASSY
FRONT-COVER
FLIP-COVER ASSY
DUMMY-FRONT
REFLECTOR-LED
SPONGE-SPEAKER
WEB-KEY
HINGE-ASSY
WINDOW-LCD
LCD-ASSY
MIC
SHIELD-FRONT
REAR-COVER ASSY
REAR-COVER
TAPE-MOTOR
COVER-EARPHONE
SIM-COVER
LOCKER-MAIN
VOLUME-KEY ASSY
STRIP-FINGER
KEY-PAD
HOLDER-MIC
SPONGE-STIFFER
SPONGE-SPEAKER
SPEAKER
HOLDER-BUZZER
SCREW M1.4*3
PBA
RUBBER-CONNECTOR
SHIELD-R/F
VIBRATION
BRACKET-ANT
CAP-MOBILE
ANTENNA
SCREW M1.7*6
LOGO-BADGE
SCREW M2*5
LABEL-MAIN
BATTERY-STD
COLOR
SILVER
SVC Q`TY REMARKS
1
SNA
SNA
SNA
SNA
SNA
SNA
SNA
1
1
1
1
1
1
1
1
1
1
SNA
1
1
SNA
SNA
SNA
SNA
1
1
1
1
1
1
4
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
4
1
1
D/GRAY
Exploded Views and Parts List
1-2

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