Service manual
GX30
5 – 23
CONFIDENTIAL
Figure 19 SCHEMATIC DIAGRAM (17/22)
A
B
C
D
E
F
G
H
123
45
6
NOTES ON SCHEMATIC DIAGRAM can be found on page 5-1.
KEY PWB-B (2/3)
RECEPTION SIGNAL
TRANSMISSION SIGNAL
SPEAKER SIGNAL
KEY PWB-B (2/3)
SD/SIM FPC PWB-G
SD CARD CONNECTOR
BUCK-UP BATTERY
HOLDER
SIM CARD CONNECTOR
CN104
5-19 (2 5-A)
5-15 (2-D)
5-15 (5-H)
5-25 (3-A)
5-15 (2-E)
5-15 (2-E)
5-15 (2-E)
5-15 (2-E)
5-19 (2-G)
5-19 (1-H)
5-17 (3-F)
5-20 (8-G)
5-25 (1-B)
5-15 (2-F)
5-15 (2-E)
5-15 (2-E)
5-15 (2-E)
5-15 (2-E)
5-21 (1-C)
SW508
SW507
SW513
SW503
SW516
SW514
SW501
SW502
SW512
SW506
SW520
SW515
SW521SW509 SW517
SW504
SW511
SW518SW510
SW505
SW522
SW519
G
KEYPADCOL[0-4],KEYPADROW[0-4],POWONKEY
1
2
3
4
5
6
7
G
MODESEL1
G
MODESEL3
G
USC[2]
G
USC[5]
G
USB_D+
G
USB_D-
G
USB_PU
G
USC[6]
G
AUDIO_OUT
G
AUDIO_IN
G
USB_DET
G
USC[0]
BATT
SENSE
GND
1
2
3
TP501
TP503
TP502
TP505
TP504
TP506
G
BATTYPE
G
USB_CHG_EN
G
USB_CURRENT_CTL
G
KEYPADCOL[1]
G
KEYPADCOL[2]
G
KEYPADROW[0]
G
BATT
G
VBAT
TP521
TP522
TP520
TP527
TP528
TP534
G
GPIO_09
VBAT
Battery
VBAT
Battery
CE
VOUTVDD
GND
1
2
3
4
1
2
3
4
5
6
1
2
3
4
56
G
USC[1]
G
USC[4]
VINT
G
BOOTCTRL0
G
BOOTCTRL1
VUSB
NCNC
PG
PD
PS
PD
1
23
4
VINT
3.0V
KEYPADROW[1]
KEYPADROW[2]
KEYPADROW[3]
KEYPADROW[4]
KEYPADCOL[0]
KEYPADCOL[3]
KEYPADCOL[4]
KEYPADCOL[2]
KEYPADCOL[1]
POWONKEY
KEYPADROW[0]
#
KEYPADROW2
LEFT SOFT
Not
KEYPADROW4
2
8
RIGHT
DOWN
KEYPADROW3
Not
3
UP
4
RIGHT SOFT
KEYPADCOL2
Not
0
Not
5
7
END/POWER
KEYPADROW0
9
KEYPADCOL4KEYPADCOL1KEYPADCOL0
LEFT
Not
CENTRE
KEYPADCOL3
6
KEYPADROW1
1
Ghost
CAMERA
Side UP Side DOWN
SW_Side_DOWNSW_Side_UP
SW_Spe
Special
Not
GND
VCC
CN501
BATTERY
CONTACT
R503
0
C506
0.1
R504
C505
22
V501
100P
V505
100P
V504
100P
C504
0.001
FS501
2.5A
R561
120K
C523
1
C524
1
R559
470K
R560
10K
IC508
817A30NB
3.0V REGULATOR
D505
HN2S01FU
R564
470K
R565
470K
IC509
LVC2G34P
BUFFER
C525
0.1
R562
0
R563
0
BAT100
BACK-UP BATTERY