Samsung T400 Service Manual

Samsung Electronics Co.,Ltd.

Printed in Korea

12/2002 Rev 1.0

GH68-03158A

ELECTRONICS

SERVICE

DUAL BAND Mobile
Cellular Phone

SGH-T400

Manual

DUAL BAND MOBILE CELLULAR PHONE CONTENTS

1. Exploded Views and Parts List

2. PCB Diagrams

3. Electrical Parts List

4. Block Diagrams

5. Flow Chart of Troubleshooting and
Circuit Diagrams

ELECTRONICS

1. Exploded Views and Parts List

1-1 Main
1-2 Main Parts List
1-3 T ravel Adapter
1-4 Travel Adapter Parts List
1-5 Ciger Light Adapter
1-6 Ciger Light Adapter Parts List
1-7 Test Jig
1-8 EAR Microphone
1-9 Data Kit
1-10 Battery Charger

2. PCB Diagrams

2-1 Main Top
2-2 Main Bottom

3. Electrical Parts List

3-1 Main Parts List Top
3-2 Main Parts List Bottom

4. Block Diagrams

4-1 Main Baseband
4-2 Main RF

4-2-1 RF Transmit Part
4-2-2 RF Receive Part

5. Flow Chart of Troubleshooting and Circuit Diagrams

5-1 Power ON
5-2 Initial
5-3 Charging Part
5-4 Sim Part
5-5 Microphone Part
5-6 Speaker Part
5-7 Key Data Input
5-8 Alert Tone
5-9 Ring Indicator
5-10 Back Light
5-11 GSM Receiver
5-12 GSM Transmitter
5-13 DCS Receiver
5-14 DCS Transmitter

Exploded Views and Parts List

1-1

1-2 Exploded Views and Parts List

1. SGH-T400 Exploded Views and Parts List

1-1 Main

1

2

3

4

5

6

7

22

10

11

12

14

16

17

18

20

21

8
9

19

15

13

1-2 Main Parts List

Exploded Views and Parts List 1-3

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

DUAL WINDOW LCD
FOLDER UPPER
LCD
SPEAKER
MOTOR
FOLDER LOWER
WINDOW LCD
SCREW
SCREW CAP
FRONT COVER
KEYPAD
MAIN PBA
VOLKEY F-PCB
DOME SHEET
MIC
CONNECTOR COVER
SIDE KEY
ANTENNA
REAR COVER
RF/COVER
SCREW
BATTERY

Description

SEC CODE

Location

No.

GH72-05005A
GH75-02368A
GH96-01231A

3001-001360

3101-001294
GH75-02369A
GH72-05004A

6001-001429
GH74-03025A
GH75-02367A
GH75-02371A
GH92-01367A
GH59-00593A
GH59-00598A
GH59-00611A
GH73-01331A
GH75-02372A
GH42-00236A
GH75-02370A
GH73-01332A

6001-001479
GH43-00662A

Remark

1-4 Exploded Views and Parts List

1-4 Travel Adapter Parts List

TYPE SEC CODE REMARK

A GH44-00171A CHINA
B GH44-00184A EUROPE
C GH44-00171C UNITED KINGDOM
D Gh44-00171E TA IWAN

1-3 Travel Adapter

AB

CD

Exploded Views and Parts List 1-5

1-5 Ciger Light Adapter

1-6 Ciger Light Adapter Parts List

DESCRIPTION SEC CODE REMARK

Ciger Light Adapter Code GH44-00170A BLACK

Exploded Views and Parts List1-6

1-7 Test Jig

TEST JIG GH80-10508A

TEST JIG CABLE GH39-00079A

RF CABLE GH39-00182A

Exploded Views and Parts List 1-7

1-7-1 Test Jig

DC
POWER
SUPPLY

232 CABLE

TEST JIG CABLE

RF CABLE

8922 or 8960

WIRELESS COMMUNICATIONS

TEST SET

Note PC

1-8 Exploded Views and Parts List

1-9 Data Kit

DATA KIT GH39-00143B

1-10 Battery Charger

1-8 Wearable EAR Microphone

Wearable EAR Microphone GH59-00394B

BATTERY CHARGER GH44-00279A

2-1PCB Diagrams

2. PCB Diagrams

2-1 Main Top

2-2PCB Diagrams

2-2 Main Bottom

Electrical Parts List 3-1

3. Electrical Parts List

3-1 Main Parts List Top

1 D300 0401-001033 DIODE-SWITCHING;MCL4154 MCL4154
2 D400 0406-001083 DIODE-TVS;ESDA6V1W5 ESDA6V1W5
3 D314 0407-001007 DIODE-ARRAY;UMN1 UMN1
4 Q100 0501-000225 TR-SMALL SIGNAL;2SC4617 2SC4617
5 Q302 0501-002011 TR-SMALL SIGNAL;2SD2114KT146V 2SD2114KT146V
6 Q305 0502-001201 TR-POWER;ZXT13P20DE6 ZXT13P20DE6
7 Q103 0504-001049 TR-DIGITAL;DTA114YET1 DTA114YET1
8 Q101 0504-001058 TR-DIGITAL;RN4985-TE85L RN4985-TE85L

9 Q102 0504-001058 TR-DIGITAL;RN4985-TE85L RN4985-TE85L
10 Q306 0505-001332 FET-SILICON;FDG6301N FDG6301N
11 Q303 0506-001004 TR-ARRAY;UMC5NTL UMC5NTL
12 U409 0801-002540 IC-CMOS LOGIC;NC7SZ19P6X NC7SZ19P6X
13 U407 1001-001145 IC-ANALOG SWITCH;MAX4599EXT-T MAX4599EXT-T
14 U304 1001-001183 IC-ANALOG SWITCH;MAX4684EUB MAX4684EUB
15 U106 1201-001889 COMP-SMD;RF3110 RF3110
16 U305 1203-002127 IC-BATTERY;LTC1734ES6-4.2#TR LTC1734ES6-4.2#TR
17 U405 1203-002187 IC-BATTERY;MAX6326XR26-T MAX6326XR26-T
18 U100 1203-002598 COMP-SMD;LP2981AIMX-2.8 LP2981AIMX-2.8
19 U406 1205-002035 COMP-SMD;VP40578 VP40578
20 U105 1205-002185 IC-INTERFACE;SI4201-BM SI4201-BM
21 U103 1209-001434 IC-PLL/SYNTHESISER;SI4133T-BM SI4133T-BM
22 TH1 1404-001256 COMP-SMD;B57231-V2473-J60 B57231-V2473-J60
23 V302 1405-001018 VARISTOR;VC060314A300R VC060314A300R
24 V405 1405-001019 VARISTOR;VC060305A150R VC060305A150R
25 V406 1405-001019 VARISTOR;VC060305A150R VC060305A150R
26 V301 1405-001082 VARISTOR;VC040205X150R VC040205X150R
27 V303 1405-001082 VARISTOR;VC040205X150R VC040205X150R
28 V400 1405-001082 VARISTOR;VC040205X150R VC040205X150R
29 V403 1405-001082 VARISTOR;VC040205X150R VC040205X150R
30 V407 1405-001093 COMP-SMD;AVL14K 02 200 AVL 14K 02 200
31 V408 1405-001093 COMP-SMD;AVL14K 02 200 AVL 14K 02 200
32 R105 2007-000138 “R-CHIP;100,5%” ERJ2GEJ101X
33 R317 2007-000138 “R-CHIP;100,5%” ERJ2GEJ101X
34 R468 2007-000138 “R-CHIP;100,5%” ERJ2GEJ101X
35 R474 2007-000139 “R-CHIP;220,5%” ERJ2GEJ221X
36 R106 2007-000140 “R-CHIP;1K,5%” ERJ2GEJ102X
37 R300 2007-000140 “R-CHIP;1K,5%” ERJ2GEJ102X
38 R313 2007-000140 “R-CHIP;1K,5%” ERJ2GEJ102X
39 R102 2007-000141 “R-CHIP;2.2K,5%” ERJ2GEJ222X

NO Refer SEC Part Description Vendor Part No.

ence CODE

NO Refer SEC Part Description Vendor Part No.

ence CODE

Electrical Parts List3-2

40 R479 2007-000141 “R-CHIP;2.2K,5%” ERJ2GEJ222X
41 R480 2007-000141 “R-CHIP;2.2K,5%” ERJ2GEJ222X
42 R335 2007-000143 “R-CHIP;4.7K,5%” ERJ2GEJ472X
43 R101 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
44 R115 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
45 R117 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
46 R325 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
47 R337 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
48 R456 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
49 R461 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
50 R462 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
51 R463 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
52 R478 2007-000148 “R-CHIP;10K,5%” ERJ2GEJ103X
53 R113 2007-000153 “R-CHIP;22K,5%” ERJ2GEJ223X
54 R114 2007-000153 “R-CHIP;22K,5%” ERJ2GEJ223X
55 R104 2007-000155 “R-CHIP;27K,5%” ERJ2GEJ273X
56 R473 2007-000157 “R-CHIP;47K,5%” ERJ2GEJ473X
57 R331 2007-000159 “R-CHIP;56K,5%” ERJ2GEJ563X
58 R116 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
59 R314 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
60 R332 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
61 R334 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
62 R336 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
63 R402 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
64 R403 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
65 R405 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
66 “R466,” 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
67 R467 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
68 R483 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
69 R485 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
70 R488 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
71 R492 2007-000162 “R-CHIP;100K,5%” RC1005J104CS
72 R100 2007-001244 “R-CHIP;91K,5%” RC1005J913CS
73 R111 2007-001288 “R-CHIP;18,5%” MCR01MZSJ180
74 R112 2007-001288 “R-CHIP;18,5%” MCR01MZSJ180
75 R107 2007-001298 “R-CHIP;51,5%” MCR01MZSJ510
76 R108 2007-001298 “R-CHIP;51,5%” MCR01MZSJ510
77 R109 2007-001298 “R-CHIP;51,5%” MCR01MZSJ510
78 R110 2007-001298 “R-CHIP;51,5%” MCR01MZSJ510
79 R476 2007-001298 “R-CHIP;51,5%” MCR01MZSJ510
80 R469 2007-002796 “R-CHIP;510,5%” MCR01MZSJ511
81 R472 2007-002796 “R-CHIP;510,5%” MCR01MZSJ511
82 R103 2007-002797 “R-CHIP;560,5%” MCR01MZSJ511

NO Refer SEC Part Description Vendor Part No.

ence CODE

3-3

83 R326 2007-003001 “R-CHIP;12,5%” RMC16S-120J-TP

84 R327 2007-003001 “R-CHIP;12,5%” RMC16S-120J-TP

85 R120 2007-007008 “R-CHIP;300,5%” MCR01MZSJ301

86 R121 2007-007008 “R-CHIP;300,5%” MCR01MZSJ301

87 R122 2007-007008 “R-CHIP;300,5%” MCR01MZSJ301

88 R123 2007-007008 “R-CHIP;300,5%” MCR01MZSJ301

89 R307 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS

90 R450 2007-007317 “R-CHIP;2.2K,1%” MCR01MZSF2201

91 R451 2007-007317 “R-CHIP;2.2K,1%” MCR01MZSF2201

92 R452 2007-007317 “R-CHIP;2.2K,1%” MCR01MZSF2201

93 R453 2007-007317 “R-CHIP;2.2K,1%” MCR01MZSF2201

94 R454 2007-007318 “R-CHIP;1K,1%” RK73H1ETP1001F

95 R455 2007-007318 “R-CHIP;1K,1%” RK73H1ETP1001F

96 R457 2007-007318 “R-CHIP;1K,1%” RK73H1ETP1001F

97 R459 2007-007318 “R-CHIP;1K,1%” RK73H1ETP1001F

98 R118 2007-007771 “R-CHIP;0,5%” RC1005J000CS

99 R119 2007-007771 “R-CHIP;0,5%” RC1005J000CS

100 R319 2007-007771 “R-CHIP;0,5%” RC1005J000CS
101 R410 2007-007771 “R-CHIP;0,5%” RC1005J000CS
102 R475 2007-007771 “R-CHIP;0,5%” RC1005J000CS
103 R477 2007-007771 “R-CHIP;0,5%” RC1005J000CS
104 R481 2007-007771 “R-CHIP;0,5%” RC1005J000CS
105 R484 2007-007771 “R-CHIP;0,5%” RC1005J000CS
106 R490 2007-007771 “R-CHIP;0,5%” RC1005J000CS
107 R491 2007-007771 “R-CHIP;0,5%” RC1005J000CS
108 R342 2007-008117 “R-CHIP;2.7K,1%” ERJ2RKF2701X
109 R489 2011-001345 R-NETWORK;EXB28V103JX EXB28V103JX

110 C404 2203-000138 “C-CERAMIC,CHIP;C152K,1.5NF,50V” CL05B152KBNC
111 C113 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
112 C114 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
113 C115 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
114 C116 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
115 C117 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
116 C122 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
117 C132 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
118 C134 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
119 C301 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E

120 C456 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
121 C458 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
122 C459 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
123 C460 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” GRP1555C1H101JD01E
124 C101 2203-000254 “C-CERAMIC,CHIP;C103K,10NF,16V” CM05X7R103K16AT
125 C104 2203-000254 “C-CERAMIC,CHIP;C103K,10NF,16V” CM05X7R103K16AT

Electrical Parts List