Samsung SGH-S300, Руководство по обслуживанию

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SAMSUNG Proprietary-Contents may change without notice
SGH-S300 Flow Chart of Troubleshooting and Circuit Diagram s
6-14
A
Shee t
Time Changed
2
F
DOC CTRL CH K
D
1
D
C
A
3
REV
1 5 4
E
7
of
Size
Engineer
E
F
Changed by
MFG ENGR CH K
6
2
SGH-S300
A3
8
EMI FILTER
Date Changed
8
TITLE :
COMPANY NAME
5
3
6
Address
JTAG CON
KE Y
C
LCD CONNECTOR
2
IRDA
City
B B
4
R&D CH K
QA CH K
7
Drawing Numbe r
Drawn by
K E Y P A D
3
12
SEOY H
SEOY H
6:01:42 pm
2002.11.1 3
user12
10
47
R227
47
R228
47
R229
47
R230
2
ZD209
2
K E Y P A D
12
K E Y P A D
RIGHT
1
1 I1 I2 2
K E Y P A D
1
12
7
OUT
OUT
8
8
K E Y P A D
12
DOW N
K E Y - T A C T 3
9
G G
10
I N
1
I N
2
3
I N
4
I N
OUT 5
6
OUT
100N F
C208
F203
T6
VBA T
T4
T5
T2
T3
T1
18
0
180
R21
7
2
R21
4
K E Y P A D
*
1
STO
K E Y P A D
12
ZD205
I N
3
I N
4
5
OUT
OUT
6
OUT
7
8
OUT
F204
G
91 0
G
1
I N
2
I N
I N
4
I N
OUT 5
6
OUT
7
OUT
OUT
8
F201
9
G G
10
I N
1
I N
2
3
R20
4
18
0
100PF
C207
LED20
2
180
R21
3
C205
330NF
180
R20
5
R20 0
0
6
K E Y P A D
12
LED20
3
180
R21
1
VBA T
LED21
1
R223
LED21
4
R222
47
C206
100N F
47
R21
6
18
0
ZD208 ZD207
U20 0
34 5
12
R20
6
18
0
I
K E Y - T A C T 3
1 I1 I2 2
LED20
1
2
I N
I N
3
I N
4
5
OUT
6
OUT
OUT
7
8
OUT
F200
G
91 0
G
1
I N
ZD206
180
R20
3
R21
0
18
0
LED C
4
R X D
S D
5
TX D
3
6
V C C
12
LED20 0
7
GND
LED A
1
2
K E Y P A D
LEFT
12
K E Y P A D
PW R
K E Y P A D
5
12
C209
100PF
C21 3
100PF 100PF
C212 C211
100PF 100PF
C21 0
SEN D
K E Y P A D
12
ZD210
KEYPAD-5PHI
MENU
12
ZD201
ZD204
4
K E Y P A D
12
0
R202
12
R201
R225
47
R226
R224
47
VCC D
47
ZD211
K E Y P A D
9
12
180
R20
7
9
9
K E Y P A D
7
12
33
33
34 34
4
4
5
5
6
6
7
7
8
8
25
25
26 26
27
27
28 28
29
29
3
3
30 30
31
31
32 32
19
19
2
2
20 20
21
21
22 22
23
23
24 24 11 11
12
12
13
13
14 14
15 15
16
16
17 17
18 18
CN20 0
1
1
10
10
LED20
5
LED20
9
ZD203
LED20
8
34 5
12
U20 1
K E Y - T A C T 3
SHARP
I1 12 I2
100PF
C104 6
12
I N
4
I N
OUT
5
OUT
6
OUT
7
OUT
8
CLEA R
K E Y P A D
F202
9
G G
10
I N
1
2
I N
3
VCC D
68 R221
18
0
ZD202
0
K E Y P A D
12
R20
8
R231
LED21
2
47
C200
LED21
5
K E Y - T A C T 3
U P
I1 1 2I 2
33NF
LED20
6
LED20
4
1U F
C204
VBA T
CP_TMS
CP_TC K
CP_TD O
IRDA_EN
IRDA_R X
IRDA_TX
CP_WE N
KEY_COL(0 )
KEY_COL(1 )
KEY_COL(0:4)
KEY_ROW(0)
KEY_ROW(1)
KEY_COL(4 )
KEY_COL(2 )
KEY_COL(3 )
KEY_ROW(3)
PWR_ON
MSPK+
AOUTAP
SPK1N
BACKLIGHT
RESET_IN T
CP_TD I
LED_EN
D(4)_FO
D(6)_FO
RED_LED
EL_EN
D(0)_FO
D(2)_FO
GREEN_LED
BLUE_LED
KEY_ROW(4)
KEY_ROW(2)
MSPK-
GLCD_EN_F O
CP_WEN_FO
CLCD_EN_F O
CP_WEN_FO
GLCD_EN_F O
A(2)_F O
D(7)_FO
D(7)_FO
D(5)_FO
D(3)_FO
D(1)_FO
D(6)_F O
D(4)_F O
D(2)_F O
D(0)_F O
RST
EL_E N EL_EN
LED_EN LED_EN
LCDVIB_EN LCDVIB_EN
LCDVIB_EN
D(8)_FO
D(10)_FO
D(12)_FO
D(14)_FO
D(9)_F O
D(11)_FO
D(13)_FO
D(15)_FO D(9)_FO
D(11)_FO
D(13)_FO
D(15)_FO
CLCD_EN_FO
A(2)_FO D(8)
D(10)
D(12)
D(14)
D(9)
D(11)
D(13)
D(15)
D(3)
D(1)
KEY_ROW(0:4)
D(8)_F O
D(10)_FO
D(12)_FO
D(14)_FO
D(3)_FO
D(1)_FO
D(5)_FO
D(2)
D(4)
D(6)
A(2)
D(7)
D(5)
CP_WE N
D(0)
GLCD_EN
CLCD_EN