Schematic Diagram (Handset) - Panasonic KX-TG7100HGS Service Manual

KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS

12.3. Schematic Diagram (Handset)

Charge Current
J1 F1
5.6n
J2 R47 5.6k
R46 5.6k
TP20
J3 L4
10u
L5
1
J4
10u
R8
TP21
+2.5V
UTX R61 1k
URX R62 1k
GND
JTAG R63 NC
25mVp-p
0.7V
0V
COL0
COL1
COL2
COL3
COL4
COL5
3 3
1
2 2
Q7
NC: No Components
BAT BATTERY
L1
47u
3
2
Q4 D7
1 2
(When on charge)
3
1
Q9
2
1k 3
2
1
Q5
1s
UTX
URX
ROW1
C19 100n
C24 100n
JTAG
LCD_CSB
R14
LCD_SI
LCD_SCL
LCD_RS
ROW2
C20 100n
RSSI
C25 100n
+2.5V
1
Q8
3.3V
+3.3V VDD3
D1
1 2
Q3
R2 68
1
Q1
115kHz
(Talk Mode)
C30
100n
C31 NC R15 3.3k
C32
R16 1k
100n
+2.5V
C33 NC
+1.8V
1
*INT1/P11
2
VDDIO1
3
VDD1
4
VSS1
5
LED1/PWM0/P20
6
LED2/PWM1/P21
7
LED3
8
LED_BIAS/P36/PD6
15k
9
SDA1/P25
10
SCL1/P24
11
*INT5/VDDE/P15
12
*INT2/P12 BBIC
13
AVD
14
AVS
15
CAP
16
Xtal1
17
VSSRF
18
RFCLKp
19
RSSI/RFCLKm
20
VDDRF
TX DATA
RX DATA
C49
1n
R95
820k
58
2.5V 1.8V
+2.5V VDD2 +1.8V
Q2
C97
10p
C96
10p
C95
POWER
10p
C38
10n
R11 39k 1 2
S1
60
LDO2_CTRL
59
LDO1_CTRL
58
VBAT1
57
DC_Sense
56
DC_CTRL
55
DC_I
C18 1n
54
DC_STAB
53
*RST
52
P17/CHARGE/INT7
51
IC1
P23/ADC1
50
VDD3
49
VSS3
48 RESET
P07/SPIDI/PCM_DIN
47
P06/SPIDO/PCM_DOUT
BELL_LED
46
P05/SPICLK/PCM_CLK
45
P04/SCL2
44
P03/SDA2
JTAG
43
P02/JTIO
URX
42
P01/URX
UTX
41
P00/UTX
BATTERY
+2.5V
VDD1
(1)
(2)
(3)
(4)
(5)
LDO2_CTRL
LDO1_CTRL
DC_CTL
DC_I
C8
220n CHARGE
C21
100n
(6)
(7)
(8)
(9)
(10)
(11)