Panasonic KX-TG5631S Service Manual page 105

4.0V
(1)
3.3V
IC331
(2)
VOUT VIN
5
NC2 VDET
6
GND *RESET
7
CD NC1
8
(3)
RX
125mVp-p
(4)
C173 NC
R172 100k
C172
K2700P
(50V)
3
1
2
Q171
C174
(5)
NC
(6)
(7)
R154
(8)
1k
(9)
(10)
R183 2.2k C185 R185 33k
(11)
K0.018
C183 NC
(12)
(13)
(14)
(15)
4.0V CONVERTOR
Q300
L300 22uH
4
3
2
1
IC300
1 5
ON/*OFF
VIN
2
VSS
3 4
VOUT
EXT
DCDC_IC
RX TX
11mVp-p 800mVp-p
2
1
3
Q161
C163 Q156
K4700P NC
R162
2
C167 R164
R167 (50V) 1
39k
3
1k 47
K0.22
TX
82mVp-p
KX-TG5631/5632/5633 SCHEMATIC DIAGRAM (Base Unit_Main)
105
KX-TG5631S / KX-TG5632M / KX-TG5633B / KX-TGA560S / KX-TGA560M / KX-TGA560B
Q361
R365 1k
R361
2
1
R364 10k
R362 3 3.3k
CHARGE PAD
47k
3
1
Q362
CHARGE+
2
CHARGE-
L371
NC
R342 47k
3
1
2
Q340
Q143
NC
Q141
C141 NC
R141 100k
C101
680p(3216)
2
1 3 2
3
Q142
4 1
D101
C102
680p(3216)
R121 390k C121 K680P(50V)
R122 390k
C122 K680P(50V)
Q111
3
1
2
REFERENCE
1XX : TEL LINE
3XX : POWER, CHARGE
4XX : RESET, MIC, SP
5XX : DSP, RF I/F
6XX : FLASH, KEY, LCD
7XX : RF(2.4G)
8XX : RF(5.8G)
11~13V
DCP DCP2
D301
2 1 2
1
CN301
DCM DCM2
L1T
L101 33u
CN101
1
2
L102 33u
TEL JACK
P101 22
L1R
TEST SIGNAL
FREQUENCY: 1kHz
Rx
(MIC Mute: ON)
-25dBm/600Ω IN
100mVp-p
Tx
-10dBm/600Ω
700mVp-p
NC: No Components