LG KF750 Service Manual page 147
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Also See for KF750:
- User manual (266 pages) ,
- Quick reference manual (226 pages) ,
- Brochure & specs (12 pages)
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4. TROUBLE SHOOTING
Check 3. 26MHz at BB part
R
F
_
C
T
R
L
_
C
L
K
W
C
L
K
TP09_RF
R114
M
C
L
K
MCLK
1
0
0
K
R
1
1
4
LGE Internal Use Only
GSM
Transceiver
(RF3000)
Figure 4-12-1. Test point (26MHz at BB part)
8
C
L
K
9
T
E
S
T
O
U
T
1
0
T
E
S
T
O
U
T
M
C
K I
R
E
Q
T
P
1
0
0
M
C
L
K
R
E
Q
X
1
0
0
4
3
R
1
1
2
1
2
1
0
0
K
2
6
M
H
z
K
S
X
2 -
3
2 -
6
0
0
0
K
F
A
-
Q
A
0
R
R
1
1
3
1
0
0
K
Figure 4-12-2. Schematic (26MHz at BB Part)
Figure 4-13. 26MHz at R114
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V
D
D
E
_
M
C
L
K
S
Y
S
C
L
K
0
MCLK
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP09_RF
R114
R114
1
V
8
Baseband
(DB3150)
W
1
4
M
C
L
K
Y
1
6
S
Y
S
C
L
K
0
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Troubleshooting
