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Flow Chart of Troubleshooting
7-2
Power On
2
R854
200K
DAN222TL
D601
3
1
6.3V
4.7UF
C630
C638
10PF
510
R608
RB414II06N
BAT601
C626
10UF
6.3V
10V
10U F
C614
10K
R604
100NF
C603
C633
10PF
R610
TP603
NC
100NF
C601
1UF
C613
10PF
C621
L603
6.3V
2.2UF
C625
VBATT_PMIC
C606
22UF
6.3V
10PF
C628
TP602
100NF
C622
C602
VBATT
10PF
C611
1UF
C607
6.3V
22U
F
4.7UF
6.3V
C629
ACZ1005M-121-
T
L604
XTAL_IN
14
XTAL_OUT
13
18
VREG_BLUET
VREG_MSMA
35
VREG_MSMC
37
VREG_MSMP
38
20
VREG_RFRX
22
VREG_RFTX
VREG_SYNT
9
VREG_TCXO
7
VCHARGER
1
VDD_BT
19
VDD_DRV
51
VDD_MAIN
8
VDD_MSM
36
VDD_RF
21
VDEF
47
VIBRATOR_DRV
39
SPKR_IN/RINGER_TONE
48
SPKR_OUTB
52
SPKR_OUT/RINGER_OUT
50
TCXO_EN
6
TCXO_IN
4
TCXO_OUT
5
VBACKUP
10
2
VBAT
REF_BYP
25
REF_GND
46
SBCK
30
SBDT
31
SBST
29
SLEEP_CLK
11
53
SPKR_BYP
SPKR_INB
49
17
KEYBD_DRV
24
LCD_DRV
28
MSM_INTERUPTB
61
NC
62
NC
26
PON_RESETB
40 PON_RESET/HKADC9
PS_HOLD
27
GP2_DRV
23
HKADC5
45 HKADC6
44
HKADC7
42
HKADC8
41
ICHARGE
55
ICHARGEOUT
54
KBDPWR_ON
32
15
CHARGER_SEL
56
CHG_CNTB
COIN_CELL
12
GND
57
58
GND
59
GND
60
GND
16
GP1_DRV
U601
ADC_BYP
43
BAT_FETB
3
CBLPWRON0
34
CBLPWRON1
33
DTC144EE/TR
Q601
1
3
2
PM6050-56BCCP
R609
0
C617
10PF
6.3V
2.2UF
C631
L605
2.2UF
C623
10PF
C639
C636
10PF
C619
22UF
6.3V
R606
0
C634
1UF
6.3V
L601
BLM18PG300SN1D
R603
100K
R602
10K
NC
R605
100NF
C608
C618
100PF
TP601
10PF
C637
10PF
C632
VBATT
MC-146(32.768KHz,20ppm)
OSC601
2
3
4
1
C610
10NF
NC
C620
3
1
2
DAN222TL
D602
1UF
C612
C624
NC
BLM18PG300SN1D
L602
10K,1%
R607
C616
100NF
100NF
C609
C615
100NF
NC
R625
VBATT_PMIC
NC
R601
C635
4.7UF
6.3V
6.3V
22UF
C605
VBATT
C627
1UF
6.3V
C604
100NF
PS_HOLD_N
VREG_TCXO
VREG_SYNT
VREG_RFTX
VDD_A
VREG_BT
VREG_RFRX
TCXO_OUT
SLEEP_XTAL_IN
DLC_DETECT
JIG_ON
VDD_C
VDD_P
PMIC2_REF
HFK_DETECT
ON_SW_SENSE_N
ON_SW
VDD_LP
RESET_F
SBCK
SBST
PS_HOLD
SBDT
DCVOLT
TCXO
TCXO_EN
RESET_N
PM_INT_N
C810
100PF
C812
R804
0
27PF
33PF
C805
C807
33PF
C814
33PF
8
8
9
9
37 37
38
38
39 39
4
4
40
40
5
5
6
6
7
7
29
3
3
30
30
31 31
32
32
33 33
34
34
35 35
36
36
21
22
22
23
23
24
24
25 25
26
26
27 27
28
28
29
14
15 15
16
16
17 17
18
18
19 19
2
2
20
20
21
AXK6F40335J
1
1
10
10
11 11
12
12
13 13
14
CN801
IN
OUT
7
8
OUT
9
OUT
OUT
10
F802
NFA21SL307X1A45L
1
GG
2
IN
3
IN
4
5
IN
6
C806
9PF
33P
F
C803
10
2
IN
3
IN
4
5
IN
6
IN
OUT
7
8
OUT
9
OUT
OUT
F806
NFA21SL307X1A45L
1
GG
R803
0
C815
33PF
9PF
C808
C801
33PF
27P
F
C811
33PF
C813
OUT
8
OUT
9
10
OUT
G
12
G
3
IN
4
IN
IN
5
IN
6
7
OUT
NFA21SL307X1A45L
F804
33PF
C809
R802
0
C804
33PF
R801
0
2.8LV
OUT
9
OUT
OUT
10
1
G
G
2
IN
3
IN
4
5
IN
6
IN
OUT
7
8
F805
NFA21SL307X1A45L
C802
33PF
9
10
OUT
1
2
G
3
IN
4
IN
IN
5
IN
6
7
OUT
OUT
8
OUT
NFA21SL307X1A45L
F803
G
100
R805
10
VDD_LP
2
IN
3
IN
4
5
IN
6
IN
OUT
7
8
OUT
9
OUT
OUT
F801
NFA21SL307X1A45L
1
G
G
VDO(2)
MLCD_DCLK
MLCD_DOUT
VDO(7)
VDO(6)
MCLK
AD(7)
AD(6)
AD(5)
AD(4)
AD(3)
AD(2)
AD(1)
AD(0)
LCD_CS1-
RESET-
MLCD_CS
VDO(5)
VDO(4)
VDO(3)
SUB_ON
SPK+
SPK-
VIBRATOR
W_LED_ON
TFT_RESET_N
HSYNC
VSYNC
DE
A(1)
LWR-
