Panasonic KX-TGF340B Service Manual page 79

R160
820
TP9
C173
0.1u
Rx
Tx
(1)
C174 2200p
C172 NC
R125 270
CIDOUT/MICn
24
CIDINn/MICp
23
VREFp
22
CIDINp/P3_2
21
RINGp/P3_7
20
RINGn/P3_6
19
RINGOUT/RINGING/P3_5
18 R121
PARADET/P3_4
17
P4_4
16
P4_1/SPI2_CLK
15
P4_0/SPI2_EN
IC501 C504
14
VDD1
13 C503
RF_SUPPLY1
C502
12
AVD_XTAL
11
XTAL1
10
XTAL2
9
AVS_XTAL
R501
8
REF_RES
R891
7
RFP0
6
RFP1
5
VSS_LNA2
4
RF_RXp
3
RF_RXn
2
VSS_LNA1
1
(2)
R892
C514 NC
+2.4V
VDD2
C515 NC
Q302
+3.0V
(3)
+3.0_CP
D610
(4)
RA611
NC
NC
C610
NC
EEP_WP
(5)
SCL2
(6)
SDA2
(7)
KX-TGF340/KX-TGF342/KX-TGF343/KX-TGF344/KX-TGF345/KX-TGF372/KX-TGF373/KX-TGF374/KX-TGF375/KX-TG585/KX-TGFA30
Q161
C
B
E
C163 NC
R164 R161
2.7k NC
R151
100k
TP10
C184
1u
+1.8V
VDD1: 1.8V
VDD1 +3.0V
Q301
C109
820p
R109
BELL
82k
R111 3.9k
C113
0.082u
RA101 1k
4 1
3 2
1k
0.1u
10p
1u
C520 NC
56k
3 1
220
10.368M
X501
2
132
131
128
127
124
114
113
ANT1
112
106
RF_RXp
105
RF_RXn
104
103
102
RF_TXp
99
RF_TXn
220 98
ANT2
97
VDD2: 2.5V
122
QSPI_CS
QSPI_IO1
QSPI_IO2
Q155
NC
B
C107
R103
180k
0.01u
R105 1M
C108
R104
180k
0.01u
R106
1M
Caller ID
LCD_CS
SPI2_CLK
EEP_WP
+3.0V
IC501
VSS/GNDplane16
VSS/GNDplane15
VSS/GNDplane14 VBAT
110
VSS/GNDplane13
ULP_XTAL
117
VSS/GNDplane12
ULP_VBAT
116
VSS/GNDplane11
ULP_PORT
118
VSS/GNDplane10
ULP_MAIN_CTRL
115
VSS/GNDplane9
QSPI_SCK
VSS/GNDplane8 QSPI_SCK
QSPI_IO3
120
VSS/GNDplane7 QSPI_IO3
QSPI_IO2
119
VSS/GNDplane6 QSPI_IO2
QSPI_IO1
123
VSS/GNDplane5 QSPI_IO1
QSPI_IO0
126
VSS/GNDplane4 QSPI_IO0
QSPI_CS
121
VSS/GNDplane3 QSPI_CS
125
LCD_CD
VSS/GNDplane2
P5_7
LCD_RST
130
VSS/GNDplane1
P5_6
PDN_DET
129
P4_3/SPI_DI
SPI2_DO
101
P4_2/SPI2_DO
100
DC_SENSE
107
DC_I
108
DC_CTRLN
111
VDDIO DC_CTRL
109
+3.0_CP
IC502
1 8
*CS VCC
QSPI_IO3
SO/SIO1
2 7
NC/SIO3
QSPI_SCK
3 6
*WP/SIO2 SCLK
QSPI_IO0
4 5
GND SI/SIO0
KX-TGF340/342/343/344/345/372/373/374/375/TG585SK
79
Q141
R141
100k
C101 680p
Q142 D101
C
1 2
E
4 3
C102 680p
C115
NC
R115
NC
R101 C103
4.7M
0.01u
C105 680p
C104
R102
4.7M
0.01u
+5.5V
+5.5V
C106 680p
+3.0V
CHARGE_DET
Q701
R701
3.3k
Q702
VDD3: 3.0V
VDD3
+3.0V
Power Supply
from Handset
+1.8V
PDN_DET
GND
SCHEMATIC DIAGRAM (Base Unit_Main)
REFERENCE
1XX : TEL LINE
3XX : POWER, CHARGE
4XX : MIC, SP
5XX : BBIC
6XX : FLASH, EEPROM, KEY, LCD
7XX : FOR DK/BT
8XX : RF
L1T
(YELLOW)
L1R
(GREEN)
22
P101
1
@GAP-1
2
5.5V
!
F301
3.0A DCP
DCM
CHG+
CHARGE+
CHARGE-
+5.5V
IC302
2 3
OUT1 IN
4
OUT2
ADJ
1
CHG+
Q351
+5.5V
Q352
Q353
Q354
HAK_CL1
PNLB2156ZA-GW
PCB
RE1
NC: No Components