Service Manuals, User Guides, Schematic Diagrams or docs for : LG Mobile Phone LG B2000 LG B2000
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7. CIRCUIT DIAGRAM
JTAG1 1 2 3 4 5 6 7 8 9 10
GUIDE HOLE
1V8_VCORE 2V8_VMEM 2V8_VEXT 2V8_VMEM 2V85_VSIM 2V8_VEXT 1V8_VRTC OJ2
OJ1 OJ3 OJ4 OJ5
VBAT NC_R6 CHRDACREF IBIAS REFPWR CRST CHGOSC
VBAT
_F_WE _WR AD6537B NC NC NC NC NC NC
TDO_0 TDO_0 C100 C101 C102 C103 C104 C105 C106 C107 C108
AD6535 0 510 1.2M 0 0.1uF 0.01uF
TCK 47n 1u 47n 1u 47n 1u 47n 47n 47n
TCK
TMS TMS
TDO_1 TD _1
O
RPWON RPWRON
M14
N11
C12
D16
K11
R15
C11
P14
F12
F14
T12
J11
VBAT
M3
M6
H6
A5
H1
A8
E3
V8
2V75_VVCXO
T3
T6
F8
L9
22u
1V8_VCORE
2V75_VABB
TDI C110 C111
2V85_VSIM
TDI
2V5_VMIC
2V8_VMEM
1V8_VRTC
2V8_VEXT
A C109 22p 47n
VMEM3
VMEM4
VMEM5
VSIM
A
VCC1
VCC2
VCC3
VCC4
VCC5
VCC6
VCC7
VCC8
VINT
VMEM1
VMEM2
VEXT1-1
VEXT1-2
VEXT1-3
VEXT1-4
VEXT1-5
VEXT1-6
VEXT2-1
VDDUSB
VDDRTC
JTAGEN JTAGEN
C1 R104 10K
GND ADD00 ADD0
E5 2012
ADD01 ADD1 1u C149
D3
R10
27p
T10
A D D 02
G15
C15
H15
ADD2
F15
C112
A3
B3
R5
R4
N2
R2
R6
P2
F6
ADD03 ADD3
BAT100
D1 L3 TP100
SPWR1
SPWR2
ADD4 DATA0 DATA00
GND_NET2
VBAT1-1
VBAT2-1
VBAT2-2
VBAT3-1
VBAT3-2
VBAT4
VBAT5
VBAT1
VBAT2
VBAT3
NC_R6
ADD04 L6 A12 C113 1u
F5 IP P1
ADD05 ADD5 DATA1 DATA01 IP VCORE1
G6 L1 A13 N1
ADD06 ADD6 DATA2 DATA02 IN IN VCORE2
E1 L8 A15 T3 C114 1u
ADD07 ADD7 DATA3 DATA03 QP QP VMEM1
G5 M1 A14 T2
ADD08 ADD8 DATA4 DATA04 QN QN VMEM2 C115 1u
F3 L5 B14 T7
A D D 09 ADD9 DATA5 DATA05 AFC AFCDAC VRTC C116 1u
H8 N3 B12 T6
ADD10 ADD10 DATA6 DATA06 TX_RAMP PA VSIM
F1 N1 H16 C117 2.2u (1608)
ADD11 ADD11 DATA7 DATA07 VABB C118 1u
G3 P3 C120 N16
ADD12 ADD12 DATA8 DATA08 C121 VMIC C119 1u
G1 N6 47p D16
ADD13 ADD13 DATA9 DATA09 0.082u VVCXO
H3 P1 E15
ADD14 ADD14 DATA10 DATA10 NC_E15 C122 1u
J6 R3 A4
ADD15 ADD15 DATA11 DATA11 VEXT1
J8 R1 B4
ADD16 ADD16 DATA12 DATA12 _RESET R105
VEXT2
J3 N7 T1 T4 VBAT
ADD17 ADD17 DATA13 DATA13 RESET VBAT_NET
J5 P6 T13 E16
A D D 18 ADD18 DATA14 DATA14 100 KEY_ROW0 KEYOUT NC_E16
J1 T1 T14 F16
ADD19 ADD19 DATA15 DATA15 C123 C124 POWERKEY KEYON NC_F16
K6 R7
ADD20 ADD20 100p 100p RPWRON DBBON
K3 A2
ADD21 ADD21 CLKON VCXOEN
K1 T12
B ADD22 ADD22 D1 NC_T12 B
K9 A4 TP101 IN T T15
ADD23 ADD23 GPIO_48_ABB_IRQ NC_T15
H9 TP102 L1 R1 VBAT VCHARGE
V5 CLKOUT MCLK NC_R1
TP103 NRAMCS1 E7 TP104 J2
_RAM_CS CLKOUT_GATE MCLKEN
TP105 P8 A6 TP106 M1 R3
NRAMCS2 GPO_29_ABBRESET ABBRESET VMEMSEL
TP107 N8 T5
_ROM_CS1 NROMCS1 JTAGEN GND_NET1
TP108 P9 T11 G16
_ROM_CS2 GPIO_44_NROMCS2 JTAGEN TCK TMS NC_ G16
_WR TP110 R4 L11 B2
V1 NWE GPIO_18 _TCK TCK
TP112 NL WR V12 B1 B7
_LBS U1 GPIO_19_TMS TMS NC_B7 R108 C127
TP114 NHWR P12 TDI A1 B5 D100 10u
_UBS GPIO_20_TDI T DI NC_B5 0 .2
TP116 P5 V13 C1 CUS02
_RD NRD GPIO_21_TDO TDO_0 TDO
B8
T4 TDO_1 VBATSENSE
A5
_ADV
_WAIT V2
NADV
NWAIT GPO_0_RXON
E8
C8 TP119 K1
RXON
U101 VCHG
ISENSE
A7 R109 330
TP120 K2 A6
BURSTCLK
V4
T5
BURSTCLK GPO_1_TXON
GPO_5 _ARSM
A7 TP121 J1 TXON
ASM
AD6537BABC GATEDRIVE Q100
G S
NGPCS1 C7 4 5
13MHZ V6 GPO_6_ATSM D3 D4
3 6
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