Panasonic KX-TG2711B - Page 11

11
KX-TG2711/KX-TG2712/KX-TG2721/KX-TG2722/KX-TGA277
KX-TG2711 SCHEMATIC DIAGRAM (Base Unit (Main))
UTX
URX
BELL
HOOK
HOOK
BELL
KEYS_C
KEYS_D
KEYS_E
EEP_WP
EEP_SCL EEP_SDA
C120
1000p
ZA1
NC
12
6
7
9
11
3 45
810
12
R131 10M
L1R
C351
1u
C133
NC
R133 330k
C611
0.1u
R501 10
VDDC
DCP
C521
1u
C111 0.047u
R141
100k
PCB
RE1
C142 K0.01u
C124
NC
C151
NC
L1T
DCM
C132 K0.01u
VBAT
+3.0V
+3.0V
VCCA
Q141
B
E C
+5.5V
+3.0V
+3.0V
R112 100k
C185
NC
R113 10k
C115
NC
+3.0V
F301
3.0A
CHARGE-
C186
10p
R142
2.7k (3216)
C504
1u
C123
NC
R145 2.2k
R111 100k
P101 22
GND
L501
100n
C113
K0.68u
R121 390k
+5.5V
R122 390k
CHARGE+
C112 0.047u
+5.5V
C501
0.1u
C520
0.1u
VDDC
HAK_CL1
CHG+
GND
R115
NC
R322
100
R321
140
IC302
3
IN
2
OUT1
1
ADJ
4
OUT2
D361
NC
AK
C502
10u
C503
10u
C505 10u
D362
1SR154
AK
Q142
B
C
E
SA101
300V
SA102 NC
21
SA103
NC
21
Q111
D113
AK
D133
AK
D153 NC
AK
R164
2.7k
R161
100k
C168 N
C
R151
100k
C152
0.01u
R177
1k
Q171
Q161
B
C
E
C161
10u
R165 27k
R162
47k
C167
1000p
+3.0V
C164
NC
RA611
3.3k
1 2 3 45
6 7 8
RA151
1k
1
2
3 4
C342 0.1u
D143
NC
AK
C181 NC
C184
1u
C321 1u
C506
1u
C163 NC
D101
1
4 3
2
R510
10k
IC611
1
A0
2
A1
6
SCL
7
WP
3
A2
8
VCC
4
GND
5
SDA
C341 330
u
6.
3
C101 680p
C102 680p
C121 680p
C122 680p
R16339
R152
130k
R176
1k
R175
3.9k
R172
680k
R371
1
R372
1
VREF VCCA
VDDC
C176 1u
R114
47k
1
2
D142
25V
1
GPIO[20]
2
GPIO[21]
23
MIP
3
GPIO[22]
4
GPIO[23]
5
GPIO[24]
6
GPIO[25]
7
GPIO[26]
8
VDDC2
24
HSMIN
25
HSMIP
26
MPWR
27
HSSPOUTP
28
LOUT
83
GPIO[15]
84
GPIO[16]
85
GPIO[17]
86
VDDIO2
87
GPIO[18]
88
GPIO[19]
89
9
COREOUT
10
VBAT
11
DOUBCAPN1
12
DOUBCAPN
13
DOUBCAPP
14
DOUBCAPP1
15
DOUBOUT
16
DCIN0/LIN0
17
DCIN1
18
DCIN2
19
DCIN3/LIN1
20
VREF
21
VCCA
22
MIN
C173
0.1u
C171
0.022u
R168
4.7k
R160
820
R171
220
C178
0.033u
C175
560p
REFERENCE
7XX : FOR DK/BT
3XX : POWER, CHARGE
5XX : BBIC
6XX : FLASH, EEPROM, KEY, LCD
(YELLOW)
(GREEN)
4XX : MIC, SP
1XX : TEL LINE
8XX : RF
PCB
(1)
(2)
(4)
(3)
(5)
(6)
NC: No Components
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