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SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams
6-
20
19. X-tal&Keypad&Backlight Circuit Diagram
B
C
E
F
B
F
R&D CH
K
DOC CTRL CH
K
MFG ENGR CH
K
1
Shee
t
8
Size
56
TITLE
:
E
D
C
(From SI4201)
COMPANY NAME
QA CH
K
Address
SGH-V205
A3
City
6
0. 8
7
Date Changed
12
345
7
D
8
A
REV
X-TAL(13MHz
)
34
Changed by
2
Drawing Numbe r
of
Time Changed
Engineer
Drawn by
A
R81
6
JD Yang
JD Yang
3:12:05 pm
2002.10.21
user
8
11
8
150
15 0
15 0
R814
R81
5
R813
15 0
10N F
C800
15 0
R810
R808
R809
150
100N F
15 0
2
KEYPAD-5PH
I
END_PW
R
12
C81 1
6
12
CLEA
R
KEYPAD-5PHI
1
SEN
D
12
5
KEYPAD-5PHI
12
KEYPAD-5PH
I
KEYPAD-5PHI
8
12
KEYPAD-5PH
I
KEYPAD-5PH
I
12
10N F
C808
100PF
C806
7
LED80
8
150
R806
R823
150
KEYPAD-5PH
I
12
150
R822
KEYPAD-5PHI
UP
12
3
150
LED803
2
DOWN
KEYPAD-5PHI
12
R811
RIGHT
KEYPAD-5PHI
12
KEYPAD-5PHI
F2
1
LED816
KEYPAD-5PH
I
SH
12
LED815
KEYPAD-5PHI
2
12
18PF
10N F
C809
C80 1
45
12
10N F
C807
LED802
VOL_U
P
3
1
LED801
U802
3
GND
OUT
2
VC
C
LED814
150
R812
LED813
R807
150
KEYPAD-5PH
I
*
12
KEYPAD-5PHI
12
10N F
C805
34
5
12
0
VCC
D
VOL_D
N
LED809
LED811
LED810
VT
VBA T
R802
2.2 K
OSC801
GND
2
OUT
3
4
VCC
1
R824
R82 5
15 0
R826
15 0
LED821
15 0
4
12
1
KEYPAD-5PH
I
12
LEFT
12
F1
KEYPAD-5PH
I
12
KEYPAD-5PH
I
9
KEYPAD-5PH
I
12
KEYPAD-5PHI
R818
R819
15 0
150
LED80
6
LED80
7
LED805
KEYPAD-5PHI
12
LED80
4
R821
15 0
T
150
R820
560
R801
LED819
LED82
0
LED81
7
I
12
LED818
R80 0
10
KEYPAD-5PH
I
R805
10 0
VOSC
FLIP_SNS
CLK13M_T
R
CLK13M_M
C
13MHZ_BB
KEY_ROW(2)
KEY_ROW(1)
KEY_COL(4)
BACKLIGHT
AFC
CLK13M_R
F
CLK13M_YMU
KEY_ROW(4)
KEY_ROW(3)
KEY_ROW(0)
KEY_COL(3)
PWR_ON
KEY_COL(2)
KEY_COL(1)
KEY_COL(0)
KEY_ROW(4:0)
KEY_COL(4:0
)