Only For Training And Service Purposes - LG GT500 Service Manual

Check 1. Crystal and RF3300 (Transceiver) part
If you already check this crystal part, you can skip check 1
RF_CTRL_STR_1
RF_CTRL_DATA
RF_CTRL_CLK
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Only for training and service purposes

TP1
Test Point (Crystal Part)
TESTOUT
MCLKREQ
MCLK
R144
TN4-26562
2 GND1
HOT2
3
TP1
Schematic (Crystal Part)
Figure 4-15. 26MHz at TP1
0
26MHz
HOT1
1
GND2
4
X100
- 129 -
4. TROUBLE SHOOTING
10
STR
11
DATA
12
CLK
13
TESTOUT
14
CLKREQ
15
MCLK
17
RF3300
XON
18
XOP
20
MCLKSEC
21
VCCD
23
WTXLP
24
WTXIN
25
WTXQP
26
WTXQN
LGE Internal Use Only