LG GD910 - Memory Management and Advanced Settings

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LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5. Trouble shooting
H21
WR_N
B3
VDD_HIGH_OUT
PM_INT
F8
RESET_N
E8
RSTOUT_N
R2
RTC_OUT
F7
T5
P2
SPCU_RQ_IN0
R1
SPCU_RQ_IN1
E10
OSC32K
E9
F32K
FWP
B9
B1
CLK32K
22p
C139
12
32.768KHz
X100
22p
C138
PM_VCXO_EN
CLK32K
_WP
RTC_OUT
_RESET
PM_INT
_WR
RESOURCE_CTRL
2.2n
C507
C506
2.2u
2V85_VTCXO
2V85_VTCXO
0.1u
C447
2
GND
5
NC1_GND1
6
NC2_GND2
OUT
3
1
VC
4
VCC
TG-5021BA
X400
26MHz
R410
10K
R407 20
C446
1u
2V85_VRF
VBIAS
VCO_RC
C5
TXBAND1
TXBAND2
G10
F10
TXBAND3
J4
RXBAND1
F8
E10
RXBAND2
RXBAND3
D10
H10
FSYSOUT2
FSYSOUT3
D9
CLK
B3
C2
CLKPGC
CLK_PM
G9
A2
DA
DAPGC
B2
H9
DA_PM
EN
E3
D2
ENPGC
EN_PM
C7
K2
FE1
FE2
H3
B10
FSYSIN_PM
FSYSOUT1
A9
C9
2.2n
C505
R425
1K
C442 47pF
FB2
1000 pFC443
R424
1K
10n
C452
100KR426
820
R409
26MHZ
2G_BS
26M_BT
3G_EN
3G_DATA
3G_CLK
2G_EN
2G_DATA
2G_CLK
AFC
SEND : KEY_IN(1) + KEY_OUT(1)
CLR : KEY_IN(2) + KEY_OUT(1)
R317
47K
10K
R320
220K
R322
VA300
ICVL0505101V150FR
2
56
31
4
EMX18
Q301 VBAT
VBAT
R318
100K
1
2
3
4
5
6
CN301
C308
10u
220K
R321
Q300
1
3
2
120
2SA2030
R319
KEY_OUT(1)
KEY_IN(2)
KEY_IN(1)
RPWRON
PWRON
KP_IN(6)
KP_OUT(0)
END_KEY
END_KEY
TP1
TP2
TP3