Main Pcb (Iota) - Panasonic EB-X100 Service Manual

11.3. Main PCB (IOTA)

S1
PWON
Power / End
DGND
S2 S3 S4 S5
Soft-keyL * 7 4
S7
S8 S9 S10
8
Menu 0 5
S12 S13 S14 S15
Soft-keyR # 9 6
S17
S18 S19 S20
Right
Left Down UP
DGND DGND DGND DGND
KEYPAD
TO
BASEBAND
VBAT
DGND
DGND
R73 0
BQ2
R74 1.5K
2
LEDKEY_EN
KEYPAD BACK LIGHT
DGND
VRABB VRIO VRDBB VRRAM VRRTC
S6
R17
1 DGND
COL3
UPR R16
DGND
S11
2 DGND
COL2
R22
S16
DGND DGND
VBAT
R93 39
3 DGND
COL1
S21
DGND
DGND
DGND
Send
COL0 R94 100
R27 39 1/4W
DGND
U4
2
DGND DGND
3
5
6
C152 1U
C407 33p
DGND
VCHG
CLK13M_OUT
TO
CLK32M_OUT
BASEBAND
SCLK3
SIO3
SRST3
VBAT
D1
1PS79SB30
ROW4 1 2
PWON
R21 1K
TP24
PWON
DGND
TP8
BACKUP
R208 2.2K
R82 39
BT1
R83 39
DGND
DGND
BACKUP TOP VIEW
DGND
SIM DGND
VBAT
M9
VCMEM REFGND
B9
VCABB
IBIAS
L11
VCDBB
VREF
L1
VRIO1
L2
VRIO2
H3
VBATS
K7
VRMEM VCRAM
DGND ADIN2
L9
VRMEM
M4
VRRTC
M7
VRRAM
K10
VSDBB
M11 TESTV
VRDBB
M1
VRIO1
M2
VRIO2
A9
VRABB
TDO
EARP
EARN
NM/100K L8
VLMEM
100K
R24 100K B10
TESTRESTZ
J4
UPR
R23 NM/10K
10K M3
VLRTC
ADIN3
VBATD
J3
VBAT
BULIP
VCCS H1
VCCS
BULIM
BULQP
BULQM
BDLIP
BDLIM
PCHG
G2
PCHG BDLQP
BDLQM
APC
AFC
ICTL
F1
ICTL
DAC
VCHG
G1
VCHG
AUXOP
TP22
TDI
CK13M
U3 TMS
TCK
IOTA ON_nOFF
M6
RESPWONz
CK13M
M5
CK32K ADIN1
M8
ADIN4
DBBSCK
L6
ITWAKEUP
DBBSIO
K8
DBBSRST TDR
TEN
TEST1/INT1
TEST2/INT2
TP11
VCK
DLPWR
VFS
VDR
VDX
BFSX
BDX
BFSR
DGND
BDR
B7 UDR
RPWON
UEN
A7
PWON
UDX
A2
LEDB1
LEDB B2
LEDB2
HSMICBIAS
K5
VACKUP
SCLK5 J2
SIMCLK
SRST5 H2
SIMRST
HSMICP
J1
VRSIM
C2
LEDA
C1
LEDC
F10
TEST3 HSO
B6
TEST4
E10
AUXI
SIO5
K2
SIMIO
C35 12p
L3
MICIP
VXRTC
A1
GNDL1
MICIN
B1
GNDL2
C8
GNDA AUXON
K1
GNDD
F11
GNDAV
DGND
MICBIAS
– 11-3 –
D3
R25 100K 1%
D1
D2
C34 100n TP9 TP12 TP10
VBAT BATTEMP DGND
VBAT
DGND
BATTEMP
E1
R77 1K
TP23
A8
TP20
BS_TDO
DGND BATTERY CONNECTOR
C5
4 1
A12 EARP
3 2
A11 EARN
C38 100p
DGND
DGND
VRIO
RECEIVER
R14
DGND DGND
NM/100K
E3
R15 100K
DGND
C4
TXIP
A4
TXIN
A3
TXQP
C3
TTXQN
C7 TO
RXIP
B8 RF BAND
RXIN
A6
RXQP
B5
RXQN
J12
APC
J11
AFC
J10 DAC DAC
LEDKEY_EN LEDKEY_EN
B12
AUXOP
B4
TDO
A5
TMS
B3
TCK
L5
SWITCHONOFF
L4
RESPWRONZ
E3
ACC_ID
F2
TEMP_SEN
K4
RTC_ALARM
L10
TDR
M10
TEN
F12 TO
EXT_FIQ
F3 BASEBAND
EXT_IRQ
K12
VCLKRX
G11
VFSRX
G12
VDX
H10
VDR
J9
BFSR
M12
BDR
K11
BFSX
L12
BDX
H11
MCUDO
G10
MCUEN0
H12
MCUDI
EAR_DETECT
R55
DGND
Vias (2.5 V − 2.8 V)
R56 100
C12 HSMICBIAS
DGND
DGND
EF2
E12 HSMICIP C98 1U
4
O2 I2
GND
5
O1 I1
DGND
DGND L2 100nH
HSO C104 10U
A10
EARPHONE
DGND DGND DGND
EF1
C94 100n
D12 MICIP 5
O1
MICIN C94 100n
D11 4
O2
B11
C102 10U
R60 330
R58 330 DGND
MICBIAS C103 100n
C11
MICROPHONE
Batt con
3
2
1
J4
LS1
VIBRATOR VBAT
DGND
R52 33
2
BQ1
M1
DGND
DGND
VRIO
22K
DGND
J3
Jack
3
2
1
DGND DGND
DGND
DGND
MIC1
1
I1
2
GND
3
I2
DGND
DGND